"[Event ""Puzzle""] [Site ""https://www.lichess.org/training/49Smr""] [Themes ""advantage castling defensiveMove hangingPiece long middlegame""] [FEN ""r3kb1r/pp3ppp/2n2n2/2p1P3/8/2P2b2/PP2BPPP/RNBR2K1 w kq - 0 10""] [SetUp ""1""] 10. exf6 Bxe2 11. fxg7 Bxg7 12. Re1 O-O-O *",advantage castling defensiveMove hangingPiece long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/M0FpR""] [Themes ""advantage castling discoveredAttack long middlegame""] [FEN ""7r/pp1pkp2/4pP1p/q7/1b2P3/8/PPrQB1PP/R3K2R b KQ - 0 15""] [SetUp ""1""] 15... Kxf6 16. O-O+ Ke7 17. Qxc2 Qc5+ 18. Qxc5+ *",advantage castling discoveredAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/HFrdO""] [Themes ""attackingF2F7 castling crushing long middlegame pin""] [FEN ""r1b1k2r/ppp2ppp/1bp5/8/NPBPq3/P3P3/2P2QPP/R3K2R b KQkq - 1 15""] [SetUp ""1""] 15... Bxd4 16. Qxf7+ Kd8 17. O-O-O Qxe3+ 18. Kb1 *",attackingF2F7 castling crushing long middlegame pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/k28jw""] [Themes ""advantage castling defensiveMove long opening""] [FEN ""r2q1rk1/ppp1ppbp/2n1b1p1/2P1P3/2BP1n2/2N5/PP3BPP/R3KQNR b KQ - 8 13""] [SetUp ""1""] 13... Nxd4 14. O-O-O Bh6 15. Bxe6 Nd5+ 16. Kb1 *",advantage castling defensiveMove long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/h2ZG3""] [Themes ""advantage castling middlegame veryLong""] [FEN ""r3kb1r/pp3ppp/4b3/q2NPp2/5P2/2P5/PP4PP/R2QKB1R w KQkq - 1 13""] [SetUp ""1""] 13. Bc4 O-O-O 14. b4 Rxd5 15. Bxd5 Qxd5 16. Qxd5 Bxd5 *",advantage castling middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/hUIYR""] [Themes ""castling defensiveMove equality hangingPiece opening short""] [FEN ""r1b1k2r/ppp2pp1/2nbqN2/1B1pn2Q/3p4/8/PPP2PPP/RNB1K2R b KQkq - 2 11""] [SetUp ""1""] 11... gxf6 12. Qxh8+ Bf8 13. O-O *",castling defensiveMove equality hangingPiece opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/X7ObY""] [Themes ""castling defensiveMove equality middlegame oneMove""] [FEN ""r3k2r/pppb1p1n/2n4p/3NP3/2B4q/7p/PP3KPN/R1BQR3 w kq - 1 17""] [SetUp ""1""] 17. Kg1 O-O-O *",castling defensiveMove equality middlegame oneMove "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/zd7Db""] [Themes ""castling defensiveMove equality opening short""] [FEN ""r3k1nr/pp1b1ppp/4p3/3pq3/1b6/1P6/PB1NBPPP/1R1QK2R b Kkq - 3 12""] [SetUp ""1""] 12... Bxd2+ 13. Qxd2 Qe4 14. O-O *",castling defensiveMove equality opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/bDGyO""] [Themes ""advancedPawn castling defensiveMove equality exposedKing opening veryLong""] [FEN ""r3kb1r/ppp2ppp/2n5/2q2P2/8/2p2P2/P2N2PP/R1BQKB1R w KQkq - 0 12""] [SetUp ""1""] 12. Ne4 c2 13. Qe2 Qb4+ 14. Bd2 Qb1+ 15. Kf2 O-O-O *",advancedPawn castling defensiveMove equality exposedKing opening veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/XhAT5""] [Themes ""castling equality long middlegame""] [FEN ""rn3r1k/pp5p/2p2q2/2bP2p1/4N3/3P2Pb/PP3PBP/R2QK2R b KQ - 1 16""] [SetUp ""1""] 16... Re8 17. O-O Rxe4 18. dxe4 Bxg2 19. Kxg2 *",castling equality long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/3FBOC""] [Themes ""castling equality long middlegame pin""] [FEN ""r4r2/1bp2p1k/1p1p1n2/p2Pq1p1/2PNp3/P1P1P3/3Q1P1P/R3K1R1 b Q - 1 23""] [SetUp ""1""] 23... Qxh2 24. O-O-O Rh8 25. Rh1 Kg6 26. Rxh2 *",castling equality long middlegame pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/n7k27""] [Themes ""castling defensiveMove equality hangingPiece long middlegame""] [FEN ""r2qk2r/2p1npp1/p4b1B/1p6/3P2Q1/7P/PP1N1PP1/R3R1K1 w kq - 1 18""] [SetUp ""1""] 18. Rxe7+ Qxe7 19. Bxg7 Bxg7 20. Qxg7 O-O-O *",castling defensiveMove equality hangingPiece long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/CZJdP""] [Themes ""castling defensiveMove equality hangingPiece opening short""] [FEN ""r3kb1r/ppp3pp/8/3N1p2/2BPn1bq/1Q3P2/PP4PP/R1B1R1K1 w kq - 1 13""] [SetUp ""1""] 13. fxe4 Qxe1+ 14. Bf1 O-O-O *",castling defensiveMove equality hangingPiece opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ib5b5""] [Themes ""castling discoveredAttack equality middlegame short""] [FEN ""r3k2r/ppp2pp1/2p5/2q4p/2P1PQb1/2N1K3/PPP3PP/R1B4R w kq - 5 14""] [SetUp ""1""] 14. Kd3 O-O-O+ 15. Nd5 cxd5 *",castling discoveredAttack equality middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/fvdUA""] [Themes ""castling equality long opening""] [FEN ""rnbqk2r/ppp2ppp/8/3B4/1b6/1Q6/PB3PPP/RN2K1NR w KQkq - 1 9""] [SetUp ""1""] 9. Nd2 Bxd2+ 10. Kf1 O-O 11. Rd1 c6 *",castling equality long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/7O21m""] [Themes ""castling equality middlegame short""] [FEN ""1r2k2r/1b3pp1/p1p1p1qp/2R1Pn2/3P1Q1B/2P2N1P/2P2PP1/1R4K1 w k - 5 23""] [SetUp ""1""] 23. Rxc6 O-O 24. Rxb7 Rxb7 *",castling equality middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/5eqse""] [Themes ""castling equality middlegame short""] [FEN ""r1bq4/pp1n1pk1/2p2n2/4r3/5QPP/2PB4/P1P1N3/R3K2R b KQ - 0 17""] [SetUp ""1""] 17... Qa5 18. O-O Rxe2 19. Bxe2 *",castling equality middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/uCIYC""] [Themes ""castling defensiveMove equality middlegame oneMove""] [FEN ""3rk2r/pQ3pp1/6np/1N1p1q2/3PpP2/P3P3/1P3PRP/2R2K2 w k - 5 21""] [SetUp ""1""] 21. Rc5 O-O *",castling defensiveMove equality middlegame oneMove "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Ta8Cr""] [Themes ""castling equality long middlegame""] [FEN ""rn1qk2r/1pb2b2/p1p1p2p/2P3p1/3P1p1B/3B1N2/PP2QPPP/R3R1K1 w kq - 1 19""] [SetUp ""1""] 19. Bxg5 hxg5 20. Bg6 O-O 21. Bxf7+ Rxf7 *",castling equality long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/BNPZq""] [Themes ""castling defensiveMove equality middlegame oneMove""] [FEN ""4rrk1/pb1n1pp1/1p3q1p/2pp4/8/2N2NPB/PP2PP1P/R2QK2R b KQ - 0 20""] [SetUp ""1""] 20... Qxf3 21. O-O *",castling defensiveMove equality middlegame oneMove "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/oB6e5""] [Themes ""castling equality intermezzo long middlegame""] [FEN ""r3k2r/ppp2ppp/2pqbn2/8/3p4/5N2/PPP2PPP/RNBQR1K1 w kq - 2 10""] [SetUp ""1""] 10. Nxd4 O-O-O 11. Nc3 Qxd4 12. Qxd4 Rxd4 *",castling equality intermezzo long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/EQRj5""] [Themes ""castling equality opening short""] [FEN ""rnbqk2r/pp3ppp/2P2n2/2b1N3/8/8/PPPP1PPP/RNBQKB1R w KQkq - 1 6""] [SetUp ""1""] 6. Qe2 O-O 7. cxb7 Bxb7 *",castling equality opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/lMv9T""] [Themes ""castling equality middlegame short""] [FEN ""r3r3/5pkp/3p1Np1/6P1/1p1nP2P/3b4/P4PQ1/bN2K2R b K - 2 25""] [SetUp ""1""] 25... Bxb1 26. O-O Bxe4 27. Nxe4 *",castling equality middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/EE9WA""] [Themes ""castling equality fork opening pin veryLong""] [FEN ""r1bqk1nr/p1p2p1p/2p3p1/2bp4/2B1PQ2/8/PPP2PPP/RNB1K2R b KQkq - 1 8""] [SetUp ""1""] 8... dxc4 9. Qe5+ Qe7 10. Qxh8 Qxe4+ 11. Be3 Bxe3 12. O-O Bh3 13. gxh3 *",castling equality fork opening pin veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/mPpJL""] [Themes ""castling equality middlegame short""] [FEN ""r3k2r/ppp2ppp/2q1b3/2BnQ3/8/8/PPP2PPP/RN2KB1R w KQkq - 2 11""] [SetUp ""1""] 11. Qxg7 O-O-O 12. Nc3 Qxc5 *",castling equality middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/O345L""] [Themes ""castling defensiveMove equality middlegame short""] [FEN ""r1b1k2r/pppp1ppp/8/8/1qn5/2N1P3/PP2BPPP/R2QK2R w KQkq - 0 11""] [SetUp ""1""] 11. Bxc4 Qxc4 12. Nd5 O-O *",castling defensiveMove equality middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/BWa2r""] [Themes ""castling defensiveMove equality middlegame oneMove""] [FEN ""r3kb1r/pppbqnpp/2n5/1B1p1P1Q/5B1N/2NP2P1/PP3P1P/R3K2R w KQkq - 3 13""] [SetUp ""1""] 13. Kd2 O-O-O *",castling defensiveMove equality middlegame oneMove "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/12Muv""] [Themes ""castling defensiveMove equality fork long middlegame""] [FEN ""r1b1kb1r/p1Q2ppp/4qn2/2p5/2P1p3/1P1pP1P1/PB1P1P1P/RN2K2R b KQkq - 5 13""] [SetUp ""1""] 13... Bd6 14. Qc6+ Qd7 15. Qxa8 Qg4 16. O-O *",castling defensiveMove equality fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/yb0DP""] [Themes ""castling equality fork long opening""] [FEN ""r2qk2r/ppp2ppp/2n2b2/3p4/2B1b2N/P6P/1B3P2/RN1QR1K1 w kq - 0 15""] [SetUp ""1""] 15. Bxf6 Qxf6 16. Qxd5 O-O 17. Qxe4 Qxa1 *",castling equality fork long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/FnVGt""] [Themes ""castling defensiveMove equality middlegame short""] [FEN ""r1n1k2r/pp3pbp/2pBp1p1/q3n3/4N1P1/1B3Q1P/PP3P2/R2R2K1 w kq - 5 17""] [SetUp ""1""] 17. Bxe5 Bxe5 18. Rd7 O-O *",castling defensiveMove equality middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/gXRak""] [Themes ""castling defensiveMove equality middlegame short""] [FEN ""r3k2r/pp3ppp/4p3/2bpP2P/3N1Bn1/2q5/P4PP1/R2Q1RK1 w kq - 0 16""] [SetUp ""1""] 16. Qxg4 Qxd4 17. Qxg7 O-O-O *",castling defensiveMove equality middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Q2V1P""] [Themes ""castling defensiveMove equality middlegame short""] [FEN ""r1b1k2r/ppq2ppp/4p3/2bpP3/3B4/2N5/PP2QPPP/R4RK1 w kq - 3 14""] [SetUp ""1""] 14. Bxc5 Qxc5 15. Nb5 O-O *",castling defensiveMove equality middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/8MEa6""] [Themes ""castling equality middlegame short""] [FEN ""2r1r1k1/5p1p/1p4p1/p7/3q4/P1B1P1QP/1Pb2PP1/R3K2R b KQ - 1 23""] [SetUp ""1""] 23... Rxc3 24. O-O Rcxe3 25. fxe3 *",castling equality middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/LNxp7""] [Themes ""castling defensiveMove equality middlegame oneMove""] [FEN ""r1b1kb1r/p1pp1ppp/2p5/4P3/8/2N3B1/PPP1Q2P/R3KB1q b Qkq - 1 13""] [SetUp ""1""] 13... Bb4 14. O-O-O *",castling defensiveMove equality middlegame oneMove "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/qmCzT""] [Themes ""castling defensiveMove equality fork long middlegame""] [FEN ""r1b1k2r/pp1p1pp1/5q1p/2p5/Q3P3/2N5/PPP2PPb/2KR1B1R w kq - 0 11""] [SetUp ""1""] 11. Rxh2 Qf4+ 12. Kb1 Qxh2 13. Nb5 O-O *",castling defensiveMove equality fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/4bZma""] [Themes ""castling equality long opening""] [FEN ""rnb1k2r/pp2q1pp/2pp1n2/1B2Pp2/1b1P4/2N2N2/PPP2PPP/R1BQK2R b KQkq - 0 9""] [SetUp ""1""] 9... cxb5 10. O-O dxe5 11. dxe5 Bxc3 12. exf6 *",castling equality long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/YmLHj""] [Themes ""castling defensiveMove equality long middlegame""] [FEN ""2Rrkb1r/5ppp/p2P4/q3p3/8/5b2/P4BPP/3Q1R1K w k - 2 24""] [SetUp ""1""] 24. Rxd8+ Qxd8 25. Qxf3 Bxd6 26. Bc5 O-O *",castling defensiveMove equality long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/S9AZm""] [Themes ""castling equality middlegame short""] [FEN ""r3k2r/1p4b1/p2p1nn1/2pPp1pp/P1P1P1P1/1QNK1P2/1P1B2qN/R6R w kq - 2 22""] [SetUp ""1""] 22. Qxb7 O-O 23. Rag1 Qf2 *",castling equality middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/4rKIk""] [Themes ""castling equality middlegame short""] [FEN ""1B2k2r/pQ1n1pp1/4b2p/2b2q2/8/2P5/PP3PPP/RN2R1K1 w k - 1 18""] [SetUp ""1""] 18. Rf1 O-O 19. Bxa7 Bd5 *",castling equality middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/1iTkf""] [Themes ""castling defensiveMove equality middlegame short""] [FEN ""r3kb1r/pp4pp/2p2nn1/4P2q/2B2Q2/2N4b/PPPB1P1P/2KR2R1 w kq - 1 17""] [SetUp ""1""] 17. Rxg6 hxg6 18. exf6 O-O-O *",castling defensiveMove equality middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Atl06""] [Themes ""castling equality long middlegame""] [FEN ""rn1qk2r/1b1n1pbp/p3p1p1/1p2P3/3N4/1BN1B3/PPP3PP/R2Q1RK1 w kq - 1 13""] [SetUp ""1""] 13. Bxe6 O-O 14. Rxf7 Rxf7 15. Bxf7+ Kxf7 *",castling equality long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/mIS1w""] [Themes ""castling endgame equality short""] [FEN ""r3k2r/1p3ppp/p7/3Nb3/8/4P3/P4PPP/1R3RK1 w kq - 2 18""] [SetUp ""1""] 18. Rxb7 O-O-O 19. Rxf7 Rxd5 *",castling endgame equality short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/cLI6O""] [Themes ""castling equality middlegame short""] [FEN ""r3k2r/pp3ppp/2ppbq2/1B6/5B2/8/P4PPP/2RQR1K1 w kq - 4 17""] [SetUp ""1""] 17. Rxc6 O-O 18. Rxd6 Qxf4 *",castling equality middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/0m0ym""] [Themes ""castling equality middlegame short""] [FEN ""4k2r/p1q2ppp/4p3/2b5/6nr/P1N1P1P1/1P3P1P/R1BQ1RK1 w k - 1 19""] [SetUp ""1""] 19. Qf3 O-O 20. h3 Ne5 *",castling equality middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/J3yBD""] [Themes ""castling equality middlegame short""] [FEN ""Q1b1k2r/p2q1p1p/3b1np1/4p3/8/4P1P1/PP1P1P1P/RNB1K1NR w KQk - 1 11""] [SetUp ""1""] 11. Nf3 O-O 12. Nxe5 Bxe5 *",castling equality middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/kHutS""] [Themes ""castling defensiveMove equality middlegame short""] [FEN ""1r2r1k1/6pp/1qp1pp2/3p4/PpNPnP2/R1P1B3/1Q4PP/4K2R b K - 0 22""] [SetUp ""1""] 22... bxa3 23. Qxb6 a2 24. O-O *",castling defensiveMove equality middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Nmtb3""] [Themes ""castling equality long middlegame""] [FEN ""r3k2r/2p2pp1/ppbqp3/4R1p1/2P5/2NB4/PP3PPP/R2Q2K1 w kq - 1 17""] [SetUp ""1""] 17. Qe2 O-O-O 18. c5 Qxd3 19. Qxd3 Rxd3 *",castling equality long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/tTS6q""] [Themes ""advantage castling middlegame short""] [FEN ""r3k2r/pppq4/3p2pp/3Pb1B1/8/5Q2/PP3PPP/1R2R1K1 w kq - 2 17""] [SetUp ""1""] 17. Bf6 O-O 18. Rxe5 dxe5 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/JNgqH""] [Themes ""castling crushing defensiveMove long middlegame""] [FEN ""r1b1kb1Q/ppp1q3/5ppB/3p4/3n4/8/PPP2PPP/R3K1NR w KQq - 2 11""] [SetUp ""1""] 11. Kd2 Qb4+ 12. Kd1 Bg4+ 13. f3 O-O-O *",castling crushing defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/LLFgG""] [Themes ""castling crushing discoveredAttack long middlegame pin""] [FEN ""r1b4r/1p1p1p1p/p3qkp1/2p1P3/P1P5/1PQ5/2P1N1PP/4K2R b K - 0 19""] [SetUp ""1""] 19... Qxe5 20. O-O+ Ke6 21. Nf4+ Qxf4 22. Rxf4 *",castling crushing discoveredAttack long middlegame pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/vWJYn""] [Themes ""castling equality fork long middlegame trappedPiece""] [FEN ""rnbk1bnr/pp1p1Q1p/2p3p1/6B1/2B1P3/8/P1P2PPP/qN2K2R b K - 3 11""] [SetUp ""1""] 11... Ne7 12. O-O d5 13. Bf6 Qxf6 14. Qxf6 *",castling equality fork long middlegame trappedPiece "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/duJsP""] [Themes ""castling crushing defensiveMove long middlegame xRayAttack""] [FEN ""r3kb1r/ppp1qppp/8/8/4B1b1/5n2/PPP1QPPP/R1B2RK1 w kq - 0 11""] [SetUp ""1""] 11. Bxf3 Qxe2 12. Bxe2 Bxe2 13. Re1 O-O-O *",castling crushing defensiveMove long middlegame xRayAttack "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/EvjSJ""] [Themes ""advantage castling clearance middlegame short""] [FEN ""r1b2r2/pp3pkp/2p3p1/3pn1q1/8/2P1P2P/PPBNQPP1/R3K2R b KQ - 3 14""] [SetUp ""1""] 14... Qxg2 15. O-O-O Bxh3 16. Rdg1 *",advantage castling clearance middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/wJSLs""] [Themes ""castling clearance crushing fork long middlegame""] [FEN ""r1b1k2r/ppp2pp1/2p5/2P4p/4q1B1/2P3P1/PP1K1P1P/RNBQ4 w kq - 0 13""] [SetUp ""1""] 13. Bxc8 O-O 14. Qe2 Rd8+ 15. Ke1 Qh1+ *",castling clearance crushing fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/zZkcU""] [Themes ""advantage castling discoveredAttack long opening""] [FEN ""rn1qk2r/pp3ppp/5pb1/2b4P/3p4/6N1/PPP1PPP1/R2QKBNR b KQkq - 0 9""] [SetUp ""1""] 9... Bb4+ 10. c3 dxc3 11. Qxd8+ Kxd8 12. O-O-O+ *",advantage castling discoveredAttack long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/57W8I""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""r3k2r/ppNb1qpp/4p3/1Bb5/7n/8/PPP1QPPP/R3K2R b KQkq - 1 16""] [SetUp ""1""] 16... Kd8 17. O-O-O Qf4+ 18. Kb1 Kxc7 19. Rxd7+ *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/W9oeq""] [Themes ""advantage castling long middlegame""] [FEN ""3rk2r/pp5p/2p2bp1/1Q6/P2P3P/N3q1P1/1P2P3/R3KB1R w KQk - 0 21""] [SetUp ""1""] 21. Qxb7 O-O 22. Nc2 Qxg3+ 23. Kd1 Bxd4 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Q2dmC""] [Themes ""advantage castling defensiveMove long middlegame skewer""] [FEN ""4k2r/5ppp/p2qpn2/1B1p4/1P1P4/2r1P2P/5PP1/R2QK2R b KQk - 0 18""] [SetUp ""1""] 18... axb5 19. Ra8+ Ke7 20. Rxh8 Qxb4 21. O-O *",advantage castling defensiveMove long middlegame skewer "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/HMXJB""] [Themes ""castling crushing defensiveMove discoveredAttack kingsideAttack long middlegame""] [FEN ""r3k2r/pp2qppp/2p5/3pn3/6Q1/1B6/PPP2PPP/RN2R1K1 w kq - 0 14""] [SetUp ""1""] 14. Qxg7 Nf3+ 15. gxf3 Qxe1+ 16. Kg2 O-O-O *",castling crushing defensiveMove discoveredAttack kingsideAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/M2WBX""] [Themes ""advantage castling discoveredAttack middlegame short""] [FEN ""r1bk1b1r/pp3ppp/5p2/4p3/8/2N5/PPP2PPP/R3KB1R b KQ - 1 10""] [SetUp ""1""] 10... Bb4 11. O-O-O+ Bd7 12. Bb5 *",advantage castling discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/alO5H""] [Themes ""advantage castling long middlegame""] [FEN ""r3k2r/1p3ppp/4pn2/p2PR3/P1P5/5Q1P/1q3BP1/5RK1 w kq - 0 27""] [SetUp ""1""] 27. dxe6 Qxe5 28. Qxb7 O-O 29. exf7+ Kh8 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/F9HmR""] [Themes ""advantage castling defensiveMove fork long middlegame""] [FEN ""r3k2r/pppqppbp/5p2/3P1b2/1n1P4/2N1PN2/PP3PPP/R2QKB1R w KQkq - 1 9""] [SetUp ""1""] 9. Qb3 Nc2+ 10. Kd2 Nxa1 11. Qxb7 O-O *",advantage castling defensiveMove fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/LjCw9""] [Themes ""advantage castling endgame long quietMove trappedPiece""] [FEN ""r3k2r/ppp2pp1/3p3p/4p3/1P2P3/P2P3P/3Q1PP1/1q1BK2R b Kkq - 1 18""] [SetUp ""1""] 18... O-O-O 19. O-O Kb8 20. Ba4 Qxf1+ 21. Kxf1 *",advantage castling endgame long quietMove trappedPiece "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/fFjpO""] [Themes ""advantage castling defensiveMove fork long middlegame""] [FEN ""r2qr3/p4kp1/b1pb1n1p/8/1Pn5/1BPQB3/P4PPP/RN2K2R b KQ - 2 17""] [SetUp ""1""] 17... Bf4 18. Bxc4+ Bxc4 19. Qxc4+ Nd5 20. O-O *",advantage castling defensiveMove fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/P18Os""] [Themes ""castling crushing discoveredAttack opening short""] [FEN ""rn1qk2r/pp3ppp/2p2n2/4P3/1b2P1b1/2N1BN2/PPP3PP/R2QKB1R b KQkq - 0 8""] [SetUp ""1""] 8... Nxe4 9. Qxd8+ Kxd8 10. O-O-O+ *",castling crushing discoveredAttack opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/yyual""] [Themes ""advantage castling discoveredAttack opening short""] [FEN ""rnbqk2r/pp3ppp/2p2n2/4P3/1b2P3/2N1B3/PPP1N1PP/R2QKB1R b KQkq - 0 8""] [SetUp ""1""] 8... Nxe4 9. Qxd8+ Kxd8 10. O-O-O+ *",advantage castling discoveredAttack opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/vqC06""] [Themes ""castling crushing discoveredAttack endgame short""] [FEN ""7r/p2kbpp1/4p2p/8/8/1NP5/Pr3PPP/R3K2R b KQ - 1 17""] [SetUp ""1""] 17... Rc8 18. O-O-O+ Ke8 19. Kxb2 *",castling crushing discoveredAttack endgame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/lkuEj""] [Themes ""advantage castling fork opening veryLong""] [FEN ""r3k1nr/pp2qp1p/2B4Q/4b3/8/8/PPb2PPP/RNB1K2R b KQkq - 0 12""] [SetUp ""1""] 12... bxc6 13. Qxc6+ Kf8 14. Qxa8+ Kg7 15. O-O Be4 16. Qc8 *",advantage castling fork opening veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/9xXUf""] [Themes ""advantage castling intermezzo long middlegame""] [FEN ""2k2b1r/1pp2pp1/p3pnp1/q7/5PP1/2N4P/PPPQ4/R3K2R b KQ - 0 17""] [SetUp ""1""] 17... Nxg4 18. O-O-O Bd6 19. hxg4 Rxh1 20. Rxh1 *",advantage castling intermezzo long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/sGOa9""] [Themes ""advantage castling defensiveMove opening short""] [FEN ""r3kbnN/1pp1p2p/p1n1bpp1/7B/8/1PN5/P1PP1PPP/q1BQK2R b Kq - 1 12""] [SetUp ""1""] 12... gxh5 13. Qxh5+ Kd7 14. O-O *",advantage castling defensiveMove opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/EYCNj""] [Themes ""advantage castling defensiveMove fork long middlegame""] [FEN ""r3nrk1/b2b2pp/p1p2q2/1pPN1p2/1P1Qp2P/P3P1P1/1BP2PB1/2R1K2R b K - 0 19""] [SetUp ""1""] 19... cxd5 20. Qxd5+ Be6 21. Qxa8 Qxb2 22. O-O *",advantage castling defensiveMove fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/LQe7E""] [Themes ""advantage castling discoveredAttack middlegame short""] [FEN ""r1bk3r/p4ppp/2p5/2b5/8/2P1B3/P4PPP/R3K1NR b KQ - 1 12""] [SetUp ""1""] 12... Re8 13. O-O-O+ Kc7 14. Bxc5 *",advantage castling discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/qnO3j""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""5rk1/p1R1bpp1/4p2p/4P3/2bPp3/2P1B2P/5PP1/1rN1K2R b K - 2 27""] [SetUp ""1""] 27... Ba3 28. Rxc4 Bxc1 29. O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/kuamC""] [Themes ""advantage castling discoveredAttack long middlegame""] [FEN ""r1bqk2r/pp3p2/2p1pn1p/4P1p1/1bB1P3/2N2N2/PP3PPP/R2QK2R b KQkq - 0 11""] [SetUp ""1""] 11... Nxe4 12. Qxd8+ Kxd8 13. O-O-O+ Kc7 14. Nxe4 *",advantage castling discoveredAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/bDegN""] [Themes ""advantage castling long middlegame""] [FEN ""Qn2k2r/p1pb1ppp/1q3n2/3P4/2B1p3/2N5/PP2N1PP/R3K2R w KQk - 4 15""] [SetUp ""1""] 15. d6 Bc6 16. Bb5 O-O 17. Bxc6 Nxc6 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Lvxyx""] [Themes ""advantage castling exposedKing long middlegame pin sacrifice""] [FEN ""r3k3/ppp2p1p/3b1n2/8/1P3PqP/P1N1nR2/1B2Q3/R5K1 w q - 2 22""] [SetUp ""1""] 22. Kf2 O-O-O 23. Qxe3 Qxh4+ 24. Ke2 Re8 *",advantage castling exposedKing long middlegame pin sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/m33Bn""] [Themes ""advantage castling clearance defensiveMove middlegame veryLong""] [FEN ""1r1qk2r/1pp2p1p/p1n2bp1/8/Q2PP3/B5P1/P3BP1P/1R2K2R b Kk - 0 15""] [SetUp ""1""] 15... Qxd4 16. Qxc6+ bxc6 17. Rxb8+ Bd8 18. O-O Qa7 19. Rfb1 *",advantage castling clearance defensiveMove middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ARypB""] [Themes ""castling crushing defensiveMove long middlegame""] [FEN ""3r2nr/pkpb1qpp/4p3/4P3/2PQ1B2/8/P1P2PPP/R3K2R b KQ - 0 15""] [SetUp ""1""] 15... Rb8 16. Rb1+ Ka8 17. Rxb8+ Kxb8 18. O-O *",castling crushing defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/k94Wa""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""r3k2r/pp2q1pp/2n2n2/1Q2p1B1/3p4/P7/1P1N1PPP/R3R1K1 w kq - 3 17""] [SetUp ""1""] 17. Rxe5 Qxe5 18. Qxb7 O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/9Itsj""] [Themes ""advantage castling discoveredAttack long opening""] [FEN ""r2qk1nr/ppp1bppp/2n5/1B2p3/4PB2/5P2/PPP2P1P/RN1QK2R w KQkq - 0 8""] [SetUp ""1""] 8. Bxe5 Qxd1+ 9. Kxd1 O-O-O+ 10. Ke2 Nxe5 *",advantage castling discoveredAttack long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/q1iNk""] [Themes ""advantage castling middlegame short""] [FEN ""r1b1k1nr/3p1ppp/p3p3/8/1P2P3/1B3N2/2Q2PPP/q1B1K2R b Kkq - 1 14""] [SetUp ""1""] 14... Nf6 15. O-O Bb7 16. Bb2 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/nOQYd""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r1b1k2r/3p1ppp/p7/2qPp3/1pNn4/2B5/PPP2PPP/R2Q1RK1 w kq - 2 15""] [SetUp ""1""] 15. Nxe5 bxc3 16. Re1 O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/wVZpa""] [Themes ""advantage castling defensiveMove fork middlegame veryLong""] [FEN ""r2qk2r/ppp1ppbp/6p1/3pP3/4n2P/2P1P3/PP1NQPP1/R1B1K2R b KQkq - 2 10""] [SetUp ""1""] 10... Bxe5 11. Nxe4 dxe4 12. Qb5+ Qd7 13. Qxe5 O-O-O 14. O-O *",advantage castling defensiveMove fork middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Ch070""] [Themes ""advantage castling defensiveMove middlegame veryLong""] [FEN ""r2qk2r/ppp2ppp/2b1p3/8/2QPn3/B1P5/P3PPPP/R3KB1R w KQkq - 3 11""] [SetUp ""1""] 11. f3 Qh4+ 12. g3 Nxg3 13. hxg3 Qxh1 14. Qc5 O-O-O *",advantage castling defensiveMove middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/7VKtl""] [Themes ""advantage castling long middlegame""] [FEN ""r3r1k1/pppb2p1/2n4p/2Bqpp1Q/8/PNP5/1PP2PPP/R3K2R b KQ - 3 14""] [SetUp ""1""] 14... Qxg2 15. O-O-O Qg5+ 16. Qxg5 hxg5 17. Rxd7 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/qcItA""] [Themes ""advantage castling clearance middlegame trappedPiece veryLong""] [FEN ""r3kbQ1/pp1n4/2p1pqp1/8/4pP2/8/PPPP2PP/RNB1K2R w KQq - 1 11""] [SetUp ""1""] 11. O-O O-O-O 12. Qh7 Bc5+ 13. Kh1 Rh8 14. Qxh8+ Qxh8 *",advantage castling clearance middlegame trappedPiece veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/81o5U""] [Themes ""castling crushing discoveredAttack long middlegame trappedPiece""] [FEN ""1r3bnr/p2k1ppp/4p3/8/8/2B5/PP3PPP/R3K1NR b KQ - 1 13""] [SetUp ""1""] 13... Bb4 14. O-O-O+ Ke7 15. Bxg7 Nf6 16. Bxh8 *",castling crushing discoveredAttack long middlegame trappedPiece "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/JdLPF""] [Themes ""advantage castling discoveredAttack intermezzo long middlegame""] [FEN ""r3k2r/ppp2p2/2n1bn1p/6p1/8/4PNP1/PPP2PP1/RN1K1B1R w kq - 1 11""] [SetUp ""1""] 11. Nxg5 O-O-O+ 12. Nd2 hxg5 13. Rxh8 Rxh8 *",advantage castling discoveredAttack intermezzo long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/GujYT""] [Themes ""advantage castling discoveredAttack long opening""] [FEN ""r1bqk2r/ppp2ppp/1n3n2/4P3/1bp1PB2/2N5/PP3PPP/R2QKBNR b KQkq - 2 8""] [SetUp ""1""] 8... Nxe4 9. Qxd8+ Kxd8 10. O-O-O+ Ke7 11. Nxe4 *",advantage castling discoveredAttack long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/wVJxe""] [Themes ""castling crushing discoveredAttack opening short""] [FEN ""r2qkbnr/pp3ppp/2n1b3/1B2p3/4p3/2P2N2/PP3PPP/RNBQK2R w KQkq - 0 8""] [SetUp ""1""] 8. Nxe5 Qxd1+ 9. Kxd1 O-O-O+ *",castling crushing discoveredAttack opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/qdlJV""] [Themes ""advantage castling middlegame short""] [FEN ""r1b1r1k1/pp1nnppp/4p3/3pP3/5P2/1NPBQ2P/Pq4P1/RN2K2R b KQ - 0 15""] [SetUp ""1""] 15... a5 16. O-O a4 17. Rf2 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/gUSNG""] [Themes ""castling crushing master middlegame short""] [FEN ""r3k2r/pp1n1pbp/3P2p1/q3p3/3B4/2P2N2/P1P2PPP/R2QK2R w KQkq - 0 12""] [SetUp ""1""] 12. Qe2 O-O 13. O-O exd4 *",castling crushing master middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/t4rfJ""] [Themes ""castling crushing middlegame short""] [FEN ""r3k2r/ppp1qppp/2b2n2/4P1B1/3P4/2P2N2/P5PP/R2QK2R b KQkq - 0 13""] [SetUp ""1""] 13... O-O 14. O-O Qe6 15. exf6 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/d6wHI""] [Themes ""castling crushing defensiveMove fork long middlegame""] [FEN ""r3k2r/p3bpp1/1qp1bn1p/4N3/5B2/2P2Q2/PP3PPP/R3K2R b KQkq - 5 15""] [SetUp ""1""] 15... Qxb2 16. Qxc6+ Nd7 17. Qxa8+ Bd8 18. O-O *",castling crushing defensiveMove fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/nND8J""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""r3k2r/pp1qppb1/n1p4p/3p2N1/3P4/2PQP1P1/PP1N1PP1/R3K2R w KQkq - 1 15""] [SetUp ""1""] 15. Ndf3 hxg5 16. Rxh8+ Bxh8 17. Qh7 O-O-O *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/cToFO""] [Themes ""advantage castling clearance opening pin sacrifice short""] [FEN ""r1b1kbnr/p2p1ppp/p2P1q2/8/4N3/P7/1PP2PPP/R1BQK2R b KQkq - 2 12""] [SetUp ""1""] 12... Qe6 13. O-O Qxe4 14. Re1 *",advantage castling clearance opening pin sacrifice short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/igfph""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""rq3r1k/p1p3b1/3p1n1p/Q4bp1/2BPp3/2P1P2P/PP3PPB/R3K2R b KQ - 0 22""] [SetUp ""1""] 22... Qb6 23. Qxf5 Qxb2 24. O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/vG6PV""] [Themes ""castling crushing discoveredAttack master middlegame short""] [FEN ""r2qk2r/pR2ppbp/2b3p1/2P5/4pB2/4P3/P1PQ1PPP/4KB1R w Kkq - 1 13""] [SetUp ""1""] 13. Bb5 Qxd2+ 14. Kxd2 O-O-O+ *",castling crushing discoveredAttack master middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/sMZuQ""] [Themes ""castling crushing middlegame short""] [FEN ""r2qk2r/pp1n1pp1/4p2p/1Qb5/7P/2B2N2/PPP2PP1/R3K2R b KQkq - 3 16""] [SetUp ""1""] 16... O-O 17. O-O-O Qb6 18. Qxd7 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/o1hSi""] [Themes ""advantage attraction castling defensiveMove discoveredAttack kingsideAttack middlegame sacrifice veryLong""] [FEN ""r2qk2r/bp3ppp/p1p2n2/4p1B1/Q3P3/2P5/PP3PPP/RN2R1K1 w kq - 0 13""] [SetUp ""1""] 13. Qb4 Bxf2+ 14. Kxf2 Ng4+ 15. Kg1 Qxg5 16. Qxb7 O-O *",advantage attraction castling defensiveMove discoveredAttack kingsideAttack middlegame sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Jw90i""] [Themes ""castling crushing discoveredAttack intermezzo long middlegame""] [FEN ""rn1k1b1r/ppp2pp1/4pnp1/8/5PP1/2N1BN1P/PPP5/R3K2R b KQ - 1 11""] [SetUp ""1""] 11... Nxg4 12. O-O-O+ Ke8 13. hxg4 Rxh1 14. Rxh1 *",castling crushing discoveredAttack intermezzo long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/rfBJ7""] [Themes ""advantage castling clearance long middlegame""] [FEN ""r2k1bnr/p3pppp/1nQ5/4P3/2pq4/5N2/4BPPP/R1B1K2R b KQ - 3 14""] [SetUp ""1""] 14... Qxa1 15. O-O Qa4 16. Rd1+ Qxd1+ 17. Bxd1 *",advantage castling clearance long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/8lNeH""] [Themes ""advantage castling discoveredAttack exposedKing fork long middlegame pin sacrifice""] [FEN ""r2k3r/1pq3pp/p3Qn2/4p3/8/1Bn5/PPP3PP/R3K2R b KQ - 0 17""] [SetUp ""1""] 17... Nce4 18. O-O-O+ Nd7 19. Rxd7+ Qxd7 20. Rd1 *",advantage castling discoveredAttack exposedKing fork long middlegame pin sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/taOjD""] [Themes ""advantage castling discoveredAttack middlegame short""] [FEN ""r3k2r/pp3pbp/2p1b1p1/8/5B2/2P2B2/PP3PPP/R2KR3 w kq - 2 15""] [SetUp ""1""] 15. Bg4 O-O-O+ 16. Kc2 Bxg4 *",advantage castling discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/rD47Q""] [Themes ""advantage castling defensiveMove endgame short""] [FEN ""1r3rk1/2p2pp1/2p2p1p/3q4/1R1P4/P1Q1PN2/1p3PPP/4K2R b K - 1 22""] [SetUp ""1""] 22... Rxb4 23. Qxb4 Qa2 24. O-O *",advantage castling defensiveMove endgame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/sB4c2""] [Themes ""castling crushing discoveredAttack kingsideAttack middlegame sacrifice short""] [FEN ""4k2r/3n3p/2q1p1p1/2bp3Q/2p5/2Pb2P1/3N1PBP/2B1R1K1 w k - 0 23""] [SetUp ""1""] 23. Qxd5 Bxf2+ 24. Kxf2 O-O+ *",castling crushing discoveredAttack kingsideAttack middlegame sacrifice short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/6dc7x""] [Themes ""advantage castling clearance long opening pin sacrifice""] [FEN ""r1bqkbnr/pppp2pp/8/4N3/2B5/8/P4PPP/RN1QK2R b KQkq - 0 9""] [SetUp ""1""] 9... Qe7 10. O-O Qxe5 11. Re1 Qxe1+ 12. Qxe1+ *",advantage castling clearance long opening pin sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/WJ0Sb""] [Themes ""advantage castling discoveredAttack long middlegame""] [FEN ""r3r3/ppp2kpp/2n5/8/3pP1bq/4b1N1/PPP1B1PP/R1BQK2R b KQ - 4 16""] [SetUp ""1""] 16... Rxe4 17. Bxe3 Bxe2 18. Qxe2 Rxe3 19. O-O+ *",advantage castling discoveredAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/GoHcD""] [Themes ""advantage castling defensiveMove exposedKing hangingPiece long middlegame""] [FEN ""rq3k1r/p7/2Q1p1b1/3p4/3P2n1/4P2P/PP3PP1/R3K2R b KQ - 0 22""] [SetUp ""1""] 22... Qxb2 23. Qxa8+ Kg7 24. Qxa7+ Kf6 25. O-O *",advantage castling defensiveMove exposedKing hangingPiece long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/XFOXm""] [Themes ""advantage castling long opening""] [FEN ""r1b1k2r/ppp2pp1/1bq5/4P1Bp/3p2n1/2PB1NP1/PP3P1P/R2QK2R w KQkq - 1 15""] [SetUp ""1""] 15. Rc1 Nxe5 16. Qe2 O-O 17. Nxe5 Qxh1+ *",advantage castling long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/lg45L""] [Themes ""advantage castling defensiveMove long middlegame sacrifice""] [FEN ""r3kb1r/pp2pppp/4b3/q1P5/3P4/1Rn2QB1/3N1PPP/4KB1R b Kkq - 2 15""] [SetUp ""1""] 15... Qa1+ 16. Rb1 Nxb1 17. Bb5+ Kd8 18. O-O *",advantage castling defensiveMove long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/5NuzL""] [Themes ""advantage castling long middlegame trappedPiece""] [FEN ""r1b2rk1/pp1p1ppp/5n2/8/2PQ1B2/8/PP2BP1q/R3KR2 b Q - 2 16""] [SetUp ""1""] 16... Qh4 17. O-O-O Re8 18. Rh1 Qxh1 19. Rxh1 *",advantage castling long middlegame trappedPiece "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/GDxl5""] [Themes ""advantage castling defensiveMove hangingPiece middlegame short""] [FEN ""r1b1k2r/p3bppp/4pn2/q5B1/2p5/2N2Q2/PPP2PPP/2KRR3 w kq - 0 13""] [SetUp ""1""] 13. Qxa8 Qxg5+ 14. Kb1 O-O *",advantage castling defensiveMove hangingPiece middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/22QEq""] [Themes ""castling crushing discoveredAttack middlegame short""] [FEN ""r1bqk2r/1p1p1p2/p1N1p2p/6p1/1b2n3/2N3B1/PPP1BPPP/R2QK2R b KQkq - 0 11""] [SetUp ""1""] 11... dxc6 12. Qxd8+ Kxd8 13. O-O-O+ *",castling crushing discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/qLHZS""] [Themes ""castling crushing defensiveMove hangingPiece middlegame short""] [FEN ""rn2k2r/1p1b1ppp/p2bp3/6B1/3PN3/2P5/Pq2QPPP/RN2K2R b KQkq - 0 13""] [SetUp ""1""] 13... Qxa1 14. Nxd6+ Kf8 15. O-O *",castling crushing defensiveMove hangingPiece middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/POqpT""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r3k2r/ppp2ppp/2p5/8/4q3/6Pb/PPP1BK1P/RNBQ1R2 w kq - 2 11""] [SetUp ""1""] 11. Re1 Qg2+ 12. Ke3 O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/NlUl2""] [Themes ""advantage castling discoveredAttack long middlegame trappedPiece""] [FEN ""r5nr/3k2pp/p1p5/4Bb2/8/8/PPP2PPP/R3K2R b KQ - 2 17""] [SetUp ""1""] 17... Re8 18. O-O-O+ Kc8 19. Bxg7 Ne7 20. Bxh8 *",advantage castling discoveredAttack long middlegame trappedPiece "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/7AiFb""] [Themes ""advantage castling defensiveMove opening veryLong""] [FEN ""r1bqkb1r/ppp2ppp/2p5/4N3/4n3/5Q2/PPPP1PPP/RNB1K2R b KQkq - 1 6""] [SetUp ""1""] 6... f5 7. Qh5+ g6 8. Nxg6 hxg6 9. Qxh8 Qe7 10. O-O *",advantage castling defensiveMove opening veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/fbsWS""] [Themes ""advantage castling long middlegame skewer""] [FEN ""r1b1k2r/ppp2ppp/2p2q2/8/4n3/3P1K1P/PPP1Q1P1/RNB2B1R w kq - 4 10""] [SetUp ""1""] 10. Kxe4 O-O 11. Ke3 Re8+ 12. Kd2 Rxe2+ *",advantage castling long middlegame skewer "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/tGbrj""] [Themes ""castling crushing discoveredAttack long opening sacrifice""] [FEN ""r2qk2r/ppp1bppp/2n1bn2/1B2p3/8/2N1Q3/PPPB1PPP/R3K1NR w KQkq - 0 9""] [SetUp ""1""] 9. Qxe5 Qxd2+ 10. Kxd2 O-O-O+ 11. Kc1 Nxe5 *",castling crushing discoveredAttack long opening sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/9ofmZ""] [Themes ""castling crushing discoveredAttack long middlegame""] [FEN ""r1bk3r/1p3ppp/p1p2n2/4P1B1/1b6/2N5/PP3PPP/R3KB1R b KQ - 0 11""] [SetUp ""1""] 11... Re8 12. O-O-O+ Kc7 13. exf6 Bxc3 14. bxc3 *",castling crushing discoveredAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/QkA1q""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r1b3kr/ppQ4p/2n4p/6q1/3Pp3/2N5/PPP2PPP/R3K2R b KQ - 0 12""] [SetUp ""1""] 12... Qxg2 13. O-O-O Qg5+ 14. Kb1 *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/dpU2w""] [Themes ""advantage castling long middlegame""] [FEN ""r2qk1nr/pp3ppp/2n1p3/3B4/8/2P2P2/P1P2P1P/R1BQR1K1 w kq - 1 13""] [SetUp ""1""] 13. Ba3 Qg5+ 14. Kf1 O-O-O 15. Bxc6 Rxd1 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/aXwRg""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r3k2r/pQBq1ppp/1n2p3/8/1b1P4/2N5/PP3PPP/R4RK1 w kq - 0 15""] [SetUp ""1""] 15. Nb5 Qxb5 16. Bxb6 O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/IoHw2""] [Themes ""advantage castling defensiveMove fork middlegame short""] [FEN ""r3k2r/1p3p1p/pN1p3p/8/1P2q3/1QP5/P4P2/R3KR2 w Qkq - 0 20""] [SetUp ""1""] 20. Kd1 Qd3+ 21. Ke1 O-O *",advantage castling defensiveMove fork middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/S0K2i""] [Themes ""castling crushing master opening short""] [FEN ""r1bqkb1r/ppp1pppp/2n5/3P3Q/3P4/2N5/PPP2PPP/R3KBNR b KQkq - 0 7""] [SetUp ""1""] 7... Nxd4 8. O-O-O g6 9. Qe5 *",castling crushing master opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/gShOL""] [Themes ""advantage castling defensiveMove fork long middlegame""] [FEN ""r3k2r/p3bppp/2p1pn2/6q1/3PN3/8/PPQ2PPP/R3K2R b KQkq - 1 15""] [SetUp ""1""] 15... Qxg2 16. Qxc6+ Kf8 17. Qxa8+ Ne8 18. O-O-O *",advantage castling defensiveMove fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/O3IXS""] [Themes ""castling crushing defensiveMove discoveredAttack fork long middlegame""] [FEN ""r1b1k2r/2p1qppp/p2p4/1pnQn3/8/1B6/PPP2PPP/RNB1R1K1 w kq - 0 12""] [SetUp ""1""] 12. Qxa8 Nf3+ 13. gxf3 Qxe1+ 14. Kg2 O-O *",castling crushing defensiveMove discoveredAttack fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/iAtC3""] [Themes ""castling crushing discoveredAttack long middlegame sacrifice""] [FEN ""r3k2r/p1p2ppp/2p5/4qb2/1b6/2B5/PP2NPPP/R2QK2R b KQkq - 3 15""] [SetUp ""1""] 15... Rd8 16. Qxd8+ Kxd8 17. O-O-O+ Kc8 18. Bxe5 *",castling crushing discoveredAttack long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/eC1iP""] [Themes ""castling crushing kingsideAttack middlegame veryLong""] [FEN ""r3k2r/ppp2pp1/2b2q1p/8/4n3/B1P2N2/P1P2PPP/R2QR1K1 w kq - 2 13""] [SetUp ""1""] 13. Nd2 Qxf2+ 14. Kh1 O-O-O 15. Nxe4 Bxe4 16. Rxe4 Rxd1+ *",castling crushing kingsideAttack middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/fyd66""] [Themes ""castling crushing discoveredAttack endgame rookEndgame short""] [FEN ""7r/p2Nkppp/4p3/8/8/2P5/Pr3PPP/R3K2R b KQ - 0 19""] [SetUp ""1""] 19... Kxd7 20. O-O-O+ Ke7 21. Kxb2 *",castling crushing discoveredAttack endgame rookEndgame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/bTTTT""] [Themes ""castling crushing middlegame short""] [FEN ""r4rk1/1ppq1pp1/p6p/3bP3/8/6PP/PPPQ2B1/R3K2R b KQ - 0 17""] [SetUp ""1""] 17... Rfe8 18. O-O-O c6 19. c4 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/8NJeH""] [Themes ""advantage castling defensiveMove hangingPiece middlegame short""] [FEN ""r3kr2/ppp3Qp/5p2/3RnqB1/8/2P2P2/PPP4P/2K4R w q - 0 16""] [SetUp ""1""] 16. Rxe5+ Qxe5 17. Bd2 O-O-O *",advantage castling defensiveMove hangingPiece middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/l3KmM""] [Themes ""castling crushing discoveredAttack long opening sacrifice""] [FEN ""r3k1nr/pp3ppp/8/8/Qb2q1b1/2N1B3/PP3PPP/R3KB1R b KQkq - 4 12""] [SetUp ""1""] 12... Bd7 13. Qxd7+ Kxd7 14. O-O-O+ Kc7 15. Nxe4 *",castling crushing discoveredAttack long opening sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/DfoAO""] [Themes ""attraction castling crushing defensiveMove kingsideAttack long middlegame sacrifice""] [FEN ""r1bqr1k1/pp4pp/2p2n2/3pN3/8/1P1P3P/PBPQ1PR1/R3K3 b Q - 0 17""] [SetUp ""1""] 17... Bxh3 18. Rxg7+ Kxg7 19. Qg5+ Kh8 20. O-O-O *",attraction castling crushing defensiveMove kingsideAttack long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/7ZhDF""] [Themes ""advantage castling discoveredAttack middlegame short""] [FEN ""3k1bnr/pr3ppp/4p3/8/8/2N1B3/PP3P1P/R3K2R b KQ - 1 13""] [SetUp ""1""] 13... Rxb2 14. O-O-O+ Ke8 15. Kxb2 *",advantage castling discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/4bihF""] [Themes ""castling crushing defensiveMove long middlegame""] [FEN ""r3k2r/pp2q1bp/2p1bpp1/8/4PB2/1QPB4/PP4PP/4RRK1 w kq - 4 17""] [SetUp ""1""] 17. Bc4 Qc5+ 18. Be3 Qxc4 19. Qxb7 O-O *",castling crushing defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/FZ9Y6""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""Q1bqk2r/pn3p1p/5p2/1pb5/8/2N5/PPPP1PPP/R1B1K2R w KQk - 3 13""] [SetUp ""1""] 13. Nxb5 Qe7+ 14. Kf1 O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/JKd02""] [Themes ""advantage castling defensiveMove hangingPiece middlegame short""] [FEN ""r1b1k2r/ppp2ppp/4qn2/8/3B4/P3pP2/1PP1B1PP/R2QR1K1 w kq - 4 15""] [SetUp ""1""] 15. Bxe3 Qxe3+ 16. Kh1 O-O *",advantage castling defensiveMove hangingPiece middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/fLsYd""] [Themes ""advantage castling discoveredAttack opening pin short""] [FEN ""rnbkr3/pp4pp/5n2/2b5/8/2N1B3/PPP2PPP/R3KB1R b KQ - 3 12""] [SetUp ""1""] 12... Bf5 13. O-O-O+ Nbd7 14. Bxc5 *",advantage castling discoveredAttack opening pin short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Hpee0""] [Themes ""advantage castling long middlegame""] [FEN ""r1b1k1nr/ppp1b2p/5p2/3p4/2BqN2B/3P4/PP2QPPP/R4RK1 w kq - 0 15""] [SetUp ""1""] 15. Nxf6+ Nxf6 16. Rfe1 O-O 17. Qxe7 dxc4 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/CXTO6""] [Themes ""castling crushing discoveredAttack exposedKing fork master opening veryLong""] [FEN ""r3kb1r/pp3ppp/2n1bn2/1B2p3/8/1N2NP2/PPP3PP/R1B1K2R w KQkq - 5 12""] [SetUp ""1""] 12. Na5 Bb4+ 13. Bd2 Bxd2+ 14. Kxd2 O-O-O+ 15. Ke1 Nxa5 *",castling crushing discoveredAttack exposedKing fork master opening veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/OHGPz""] [Themes ""advantage castling long middlegame""] [FEN ""r3k1nr/1R3ppp/p3p3/3p4/P1P5/3B4/P2Q1PPP/q3K2R w Kkq - 1 18""] [SetUp ""1""] 18. Qd1 Qxd1+ 19. Kxd1 O-O-O 20. Ra7 Kb8 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/xFWGE""] [Themes ""advancedPawn advantage castling discoveredAttack kingsideAttack long middlegame pin""] [FEN ""r1bq1rk1/ppp3pp/3p1P2/8/1P2Q1n1/2PB4/P5PP/RN2K2R b KQ - 0 14""] [SetUp ""1""] 14... Re8 15. f7+ Kxf7 16. O-O+ Nf6 17. Qxh7 *",advancedPawn advantage castling discoveredAttack kingsideAttack long middlegame pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/0n8nJ""] [Themes ""advantage castling clearance middlegame trappedPiece veryLong""] [FEN ""r2r2k1/1b2bppp/p1p1pn2/1pPq2B1/8/4PN2/PP2QPPP/1BR1K2R b K - 4 15""] [SetUp ""1""] 15... Bxc5 16. O-O Be7 17. Rfd1 Qxd1+ 18. Rxd1 Rxd1+ 19. Qxd1 *",advantage castling clearance middlegame trappedPiece veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/q0C6S""] [Themes ""advantage attraction castling defensiveMove deflection endgame queensideAttack veryLong""] [FEN ""1k1r2r1/p4p2/1pQ1pq1p/P7/2pp3p/2P4P/5PP1/R3K2R b KQ - 0 22""] [SetUp ""1""] 22... Rc8 23. Qd6+ Kb7 24. axb6 axb6 25. Qd7+ Rc7 26. Ra7+ Kxa7 27. Qxc7+ Ka6 28. O-O *",advantage attraction castling defensiveMove deflection endgame queensideAttack veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/bnN0v""] [Themes ""advantage castling middlegame veryLong""] [FEN ""r3k2r/1Rp3pp/p1b2p2/q3p3/8/B5Q1/P1P2PPP/5RK1 w kq - 1 18""] [SetUp ""1""] 18. Qxg7 O-O-O 19. Bb4 Rhg8 20. Bxa5 Rxg7 21. Rxc7+ Rxc7 *",advantage castling middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/pbnrt""] [Themes ""advantage castling long middlegame""] [FEN ""rnb2rk1/pp3p1B/4pp2/8/1b1N4/2N1P3/PP3PqP/R2QK2R b KQ - 0 11""] [SetUp ""1""] 11... Kxh7 12. Qh5+ Kg7 13. O-O-O Rh8 14. Qb5 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/lvrRD""] [Themes ""advantage castling middlegame short""] [FEN ""r1b2rk1/1p1p1pp1/pbnNp2p/4P2q/1P1P4/P2B1NR1/3Q1P2/R3K3 b Q - 3 18""] [SetUp ""1""] 18... Bxd4 19. O-O-O Bxe5 20. Nxe5 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/yvcjP""] [Themes ""castling crushing middlegame short""] [FEN ""1r5r/p2k2b1/3p1np1/q1p3B1/2P1P1b1/2N3Q1/PPP3PP/R3K2R b KQ - 0 19""] [SetUp ""1""] 19... Rxb2 20. O-O Bf5 21. Rad1 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/W19KH""] [Themes ""attraction castling crushing defensiveMove long middlegame sacrifice""] [FEN ""r3k1r1/2pbbp2/pp1p3p/3Pp3/PP2Pp1q/2P4P/3NBPPK/R2Q1R2 w q - 6 18""] [SetUp ""1""] 18. Nf3 Rxg2+ 19. Kxg2 Qxh3+ 20. Kg1 O-O-O *",attraction castling crushing defensiveMove long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Xvaqy""] [Themes ""castling crushing deflection discoveredAttack kingsideAttack middlegame veryLong""] [FEN ""r2q1rk1/4p1bp/2p3p1/p5P1/1ppP4/4P1PQ/PP1B4/R3K2R b KQ - 0 20""] [SetUp ""1""] 20... Qd5 21. Qxh7+ Kf7 22. O-O+ Ke8 23. Qxg7 Rxf1+ 24. Rxf1 *",castling crushing deflection discoveredAttack kingsideAttack middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Tiaa0""] [Themes ""advantage castling long middlegame""] [FEN ""r3k2r/pp2b1pp/2pq4/2p3B1/Q3p1n1/2PP4/PP3PPP/RN2R1K1 w kq - 3 15""] [SetUp ""1""] 15. Qxe4 Qxh2+ 16. Kf1 O-O 17. Qxg4 Bxg5 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/O4JZ4""] [Themes ""advantage castling hangingPiece middlegame short""] [FEN ""r3k2r/ppqn1ppp/2pbpn2/4N3/2BP1BP1/8/PPP1QP1P/2KR3R w kq - 6 14""] [SetUp ""1""] 14. Nxf7 Bxf4+ 15. Kb1 O-O *",advantage castling hangingPiece middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/2t9Fo""] [Themes ""advantage castling defensiveMove opening short""] [FEN ""rn2kbnr/pp3ppp/4p3/3P4/3q1B2/1P3Q2/P4PPP/RN2KB1R b KQkq - 0 9""] [SetUp ""1""] 9... Qxa1 10. Bb5+ Kd8 11. O-O *",advantage castling defensiveMove opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/vjgXw""] [Themes ""advantage castling discoveredAttack middlegame short""] [FEN ""r1bqk2r/pp3p2/2p1pn1p/4P1p1/1bP1P3/2N5/PP4PP/R2QKBNR b KQkq - 0 11""] [SetUp ""1""] 11... Nxe4 12. Qxd8+ Kxd8 13. O-O-O+ *",advantage castling discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/F5SwN""] [Themes ""advantage castling middlegame short""] [FEN ""rnbq1rk1/pp3pp1/2p2n1p/4P3/2P2p1B/2PB4/P1Q3PP/R3K1NR b KQ - 0 12""] [SetUp ""1""] 12... Re8 13. O-O-O Qa5 14. exf6 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/75sfA""] [Themes ""advantage castling defensiveMove opening pin veryLong""] [FEN ""r1bqk2r/pppp1ppp/5n2/4n3/2B5/2N5/PP2QPPP/R1B1K2R b KQkq - 1 9""] [SetUp ""1""] 9... d6 10. f4 Bg4 11. Qe3 O-O 12. fxe5 Re8 13. O-O *",advantage castling defensiveMove opening pin veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ZK5iC""] [Themes ""castling crushing discoveredAttack opening short""] [FEN ""r2qk1nr/ppp1b1pp/2n5/1B2pb2/8/2P2N2/PP3PPP/RNBQK2R w KQkq - 0 8""] [SetUp ""1""] 8. Nxe5 Qxd1+ 9. Kxd1 O-O-O+ *",castling crushing discoveredAttack opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/wsn29""] [Themes ""advantage castling discoveredAttack exposedKing fork middlegame veryLong""] [FEN ""r3kb1r/pp3ppp/2n1b3/1B2p3/2P5/1N3P2/PP4PP/R1B1K2R w KQkq - 1 13""] [SetUp ""1""] 13. Na5 Bb4+ 14. Bd2 Bxd2+ 15. Kxd2 O-O-O+ 16. Kc3 Nxa5 *",advantage castling discoveredAttack exposedKing fork middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/wl98e""] [Themes ""advantage castling discoveredAttack middlegame short""] [FEN ""r1bqk2r/ppp1n2p/8/3N2p1/8/2P5/PP2QKPP/R4B1R w kq - 2 14""] [SetUp ""1""] 14. Rd1 O-O+ 15. Kg1 Nxd5 *",advantage castling discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/RksnD""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r3k2r/2qnbppp/p7/1p1R4/6Q1/5B2/PPP2PPP/R5K1 w kq - 1 19""] [SetUp ""1""] 19. Rxd7 Qxd7 20. Qxg7 O-O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/H8BDl""] [Themes ""advantage castling middlegame short""] [FEN ""r3k2r/pp3ppp/2bp4/8/4q3/2P3Q1/PP2NPPP/R4RK1 w kq - 0 18""] [SetUp ""1""] 18. Qxg7 O-O-O 19. f3 Qxe2 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/MMdZJ""] [Themes ""castling crushing discoveredAttack long middlegame sacrifice""] [FEN ""r3k2r/pp1nbppp/8/8/4q3/2N1B3/PPP2P1P/R2QKR2 b Qkq - 3 16""] [SetUp ""1""] 16... Bb4 17. Qxd7+ Kxd7 18. O-O-O+ Kc7 19. Nxe4 *",castling crushing discoveredAttack long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Urkp7""] [Themes ""castling crushing discoveredAttack middlegame pin short""] [FEN ""r3k2r/pp3ppp/2p5/8/P3q3/2b5/3B2PP/2RQKB1R w Kkq - 0 18""] [SetUp ""1""] 18. Qe2 Bxd2+ 19. Kxd2 O-O-O+ *",castling crushing discoveredAttack middlegame pin short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/tveHj""] [Themes ""advantage castling middlegame short""] [FEN ""r3kb1r/ppp2pp1/8/3qn3/6p1/8/PPPP1PP1/RNBQR1K1 w kq - 0 11""] [SetUp ""1""] 11. d4 O-O-O 12. Rxe5 Qxe5 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/9gsMd""] [Themes ""advantage castling discoveredAttack middlegame short""] [FEN ""r1bq3r/pppp1k1p/6p1/4Q3/1b1PnB2/2N5/PPP3PP/R3K2R b KQ - 0 11""] [SetUp ""1""] 11... Nxc3 12. O-O d6 13. Bh6+ *",advantage castling discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/fS7jM""] [Themes ""castling crushing defensiveMove exposedKing fork long middlegame""] [FEN ""rr6/2k2p2/b4n2/3pQ3/3P4/4P1P1/1q3PP1/R3K2R b KQ - 5 25""] [SetUp ""1""] 25... Kb7 26. Qe7+ Kc6 27. Qxf6+ Kb5 28. O-O *",castling crushing defensiveMove exposedKing fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/L5Bpb""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""r3k2r/1p2qbbp/pQp1nn2/3p4/1P1NpB2/2P1P1PB/P4P1P/R4RK1 w kq - 1 20""] [SetUp ""1""] 20. Nxe6 Bxe6 21. Bxe6 Qxe6 22. Qxb7 O-O *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/LD2Oi""] [Themes ""castling crushing discoveredAttack long middlegame""] [FEN ""r3k2r/pR2pp1p/2n3p1/8/4P3/2q2B2/P4PPP/3QK2R w Kkq - 1 15""] [SetUp ""1""] 15. Qd2 Qxd2+ 16. Kxd2 O-O-O+ 17. Ke3 Kxb7 *",castling crushing discoveredAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/2u2hC""] [Themes ""castling crushing discoveredAttack opening short""] [FEN ""r1bqkbnr/pp3ppp/2n1p3/8/4N3/2B5/PPP2PPP/R2QKBNR b KQkq - 2 7""] [SetUp ""1""] 7... Bb4 8. Qxd8+ Kxd8 9. O-O-O+ *",castling crushing discoveredAttack opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/AiDhh""] [Themes ""castling crushing discoveredAttack middlegame veryLong""] [FEN ""1r2k2r/p2qpp1p/5bp1/3N4/7P/8/PPP2PP1/R2QK2R b KQk - 0 14""] [SetUp ""1""] 14... Rxb2 15. Nxf6+ exf6 16. Qxd7+ Kxd7 17. O-O-O+ Kc6 18. Kxb2 *",castling crushing discoveredAttack middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/47aJd""] [Themes ""advantage castling long middlegame""] [FEN ""r2qkb1r/pp3pp1/2n4p/3QP3/8/2N5/PP1B1PPP/R4RK1 w kq - 1 15""] [SetUp ""1""] 15. Rfe1 Qxd5 16. Nxd5 O-O-O 17. Rad1 Rxd5 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/0ittY""] [Themes ""castling crushing middlegame short""] [FEN ""r2k2nr/pppb2pp/2n2q2/8/8/1BP1PN2/P1PQ1PPP/R3K2R b KQ - 0 14""] [SetUp ""1""] 14... Ne5 15. O-O-O Qe7 16. Nxe5 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/JE551""] [Themes ""castling crushing middlegame short""] [FEN ""r3k2r/pR2pp1p/2n3p1/8/3qP3/5P2/P4P1P/3QKB1R w Kkq - 0 14""] [SetUp ""1""] 14. Bb5 Qxd1+ 15. Kxd1 O-O-O+ *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/dzvl3""] [Themes ""castling crushing middlegame short""] [FEN ""r1bqk3/pp3p1p/4r3/b7/3nB3/B1PQ4/PP3P1P/R3K2R b KQq - 2 19""] [SetUp ""1""] 19... b6 20. O-O-O Nb3+ 21. axb3 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/g1xNP""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""2kr1bnr/1pp2ppp/p7/4q3/Q1P5/P3B2P/1P2BPP1/R3K2R b KQ - 0 13""] [SetUp ""1""] 13... Qxb2 14. Bg4+ Kb8 15. O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/LqK8V""] [Themes ""advantage castling middlegame short""] [FEN ""rn1qr1k1/ppp2ppp/1b6/8/1PbP4/P1N3P1/3QNPBP/R3K2R b KQ - 2 13""] [SetUp ""1""] 13... Bxd4 14. O-O-O Bxe2 15. Nxe2 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/KZ79M""] [Themes ""advantage capturingDefender castling long opening""] [FEN ""r3kbnr/pp3ppp/1qn1b3/1B6/3N4/8/PPP2PPP/RNBQK2R w KQkq - 3 8""] [SetUp ""1""] 8. O-O O-O-O 9. c3 Nxd4 10. cxd4 Qxb5 *",advantage capturingDefender castling long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/OInzJ""] [Themes ""advantage castling middlegame short""] [FEN ""r2k1b1r/p1p1pppp/1nQ5/4P3/2P5/8/Pq2B1PP/RN2K2R b KQ - 3 13""] [SetUp ""1""] 13... Qxa1 14. O-O Qd4+ 15. Kh1 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/5V0Kt""] [Themes ""castling crushing long middlegame""] [FEN ""r3k2r/1p1bnppp/p1n1p3/q2pP3/P1pP2P1/B1P2N2/2PQBP1P/R3K2R b KQkq - 2 13""] [SetUp ""1""] 13... Qxa4 14. O-O Qa5 15. Bxe7 Qxa1 16. Rxa1 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/faPbf""] [Themes ""castling crushing discoveredAttack middlegame short""] [FEN ""N2qkb1r/1p3pp1/p1n4p/4p3/8/4B3/PPP1BPbP/R2QK2R b KQk - 0 14""] [SetUp ""1""] 14... Bxh1 15. Qxd8+ Kxd8 16. O-O-O+ *",castling crushing discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Tb6sF""] [Themes ""advantage castling defensiveMove long middlegame pin""] [FEN ""r3kb1r/pp3ppp/4p1n1/qP2P3/3N1P2/P1nP1Q2/3BB1PP/R3K2R w KQkq - 5 17""] [SetUp ""1""] 17. O-O Bc5 18. Kh1 Bxd4 19. Qxb7 O-O *",advantage castling defensiveMove long middlegame pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/oFfN8""] [Themes ""advantage castling long master opening pin""] [FEN ""r3kb1r/pp3ppp/2np1n2/q3pP2/8/2N1B3/PPP2PPP/R2QKB1R w KQkq - 1 9""] [SetUp ""1""] 9. Bc4 d5 10. Bxd5 O-O-O 11. Bxc6 Rxd1+ *",advantage castling long master opening pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/eDIig""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""rn3rk1/pbN2pp1/1p1p3p/2p5/7q/P7/1PPQBPPP/R3K2R b KQ - 1 14""] [SetUp ""1""] 14... Bxg2 15. Rg1 Qxh2 16. O-O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/aRko7""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""r1bqk2r/ppp2pp1/5n1p/3N4/4P2B/8/PPB1NPPP/R3K2R b KQkq - 0 13""] [SetUp ""1""] 13... Nxd5 14. Bxd8 Nb4 15. O-O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/I2mZP""] [Themes ""castling crushing middlegame short""] [FEN ""r1bq1r1k/pp2p1bp/6p1/6B1/2BPp3/8/PPPQ1PP1/R3K2R b KQ - 0 14""] [SetUp ""1""] 14... Bxd4 15. O-O-O Bxb2+ 16. Kxb2 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/JfBS5""] [Themes ""advantage castling endgame long trappedPiece""] [FEN ""r3k2r/p1pp1ppp/1p2p3/4P3/3PP3/6P1/PP2Q2P/R3KB1q b Qkq - 0 15""] [SetUp ""1""] 15... Qg1 16. O-O-O c5 17. Bh3 Qxd4 18. Rxd4 *",advantage castling endgame long trappedPiece "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/iOkM6""] [Themes ""castling crushing long middlegame""] [FEN ""3qk2r/p2B1ppp/4p3/2b5/8/P7/1rP2PPP/R2QK1NR b KQk - 0 15""] [SetUp ""1""] 15... Qxd7 16. Qxd7+ Kxd7 17. O-O-O+ Ke7 18. Kxb2 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/tZTfd""] [Themes ""castling crushing discoveredAttack middlegame short""] [FEN ""r3k2r/pR2pp1p/n1p3p1/5P2/2P2B2/b4N1P/P7/3K1B1R w kq - 1 17""] [SetUp ""1""] 17. f6 O-O-O+ 18. Kc2 Kxb7 *",castling crushing discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/sUDFd""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""rn2k2r/ppq2pp1/2pbpn1p/3pNb2/2P2B2/1Q1P2P1/PP2PPBP/RN3RK1 w kq - 4 10""] [SetUp ""1""] 10. c5 Bxe5 11. Bxe5 Qxe5 12. Qxb7 O-O *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Y0kFx""] [Themes ""advantage castling hangingPiece long opening""] [FEN ""r1bq1rk1/p1pn1ppp/2p5/3pP1b1/8/2NB2BP/PPP2PP1/R2QK2R b KQ - 4 12""] [SetUp ""1""] 12... Nxe5 13. Bxe5 Re8 14. O-O Rxe5 15. f4 *",advantage castling hangingPiece long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/u23wd""] [Themes ""castling crushing defensiveMove fork long middlegame""] [FEN ""5rkr/ppp3p1/2n4p/2bp4/4P2q/1P3P2/PBPQ1P1P/R3K1NR b KQ - 0 15""] [SetUp ""1""] 15... dxe4 16. Qd5+ Rf7 17. Qxc5 e3 18. O-O-O *",castling crushing defensiveMove fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ns9G2""] [Themes ""advantage castling discoveredAttack long opening sacrifice""] [FEN ""r2qk2r/pbp2ppp/1pn1p3/4n3/1Q6/2N5/PPPB1PPP/R3KBNR w KQkq - 1 10""] [SetUp ""1""] 10. Bb5 Qxd2+ 11. Kxd2 O-O-O+ 12. Kc1 Nxb4 *",advantage castling discoveredAttack long opening sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/tarcP""] [Themes ""advantage castling defensiveMove hangingPiece long opening""] [FEN ""rnb1k3/2qp2pr/p3pnNp/1pb1P3/2p5/5BP1/PPPQ1P1P/RN2K2R b KQq - 0 15""] [SetUp ""1""] 15... Ng8 16. Bxa8 Bb7 17. Bxb7 Qxb7 18. O-O *",advantage castling defensiveMove hangingPiece long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/yQWdT""] [Themes ""advantage castling hangingPiece long middlegame""] [FEN ""r3k2B/pp2np1p/3R2p1/4p3/1q1nP3/1P3Q1P/P1P2PP1/3R2K1 w q - 1 19""] [SetUp ""1""] 19. Qd3 Qxd6 20. c3 O-O-O 21. cxd4 Rxh8 *",advantage castling hangingPiece long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/fe6CP""] [Themes ""advantage castling middlegame short""] [FEN ""r2q2k1/ppp2ppp/2n1rn2/3P4/1b6/1QN1BN2/PP3PPP/R3K2R b KQ - 0 12""] [SetUp ""1""] 12... Nxd5 13. O-O-O Bxc3 14. Rxd5 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/lUSP7""] [Themes ""castling crushing discoveredAttack middlegame queensideAttack sacrifice veryLong""] [FEN ""r2qk2r/pp3p2/2p1b2p/3N2p1/2Q5/6P1/PPP2PP1/2KRR3 w kq - 2 19""] [SetUp ""1""] 19. Nf4 Qxd1+ 20. Kxd1 O-O-O+ 21. Nd5 Rxd5+ 22. Kc1 Rd1+ 23. Rxd1 Bxc4 *",castling crushing discoveredAttack middlegame queensideAttack sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/EGbo8""] [Themes ""castling crushing middlegame short""] [FEN ""r6r/2p3pp/p2b4/n5B1/5Pk1/2P4P/P1P3P1/R3K2R b KQ - 0 22""] [SetUp ""1""] 22... Kg3 23. O-O Bc5+ 24. Kh1 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/sz2Q3""] [Themes ""castling crushing discoveredAttack middlegame short""] [FEN ""r2k2nr/1p3ppp/1pnQ4/5q2/8/4B1P1/PPP2P1P/R3K2R b KQ - 0 16""] [SetUp ""1""] 16... Qd7 17. Qf8+ Qe8 18. O-O-O+ *",castling crushing discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/AlYSA""] [Themes ""advantage castling discoveredAttack hangingPiece long opening""] [FEN ""r1bq1rk1/pp3ppp/8/2pBb3/4Q3/2P5/P3N1PP/R1B1K2R b KQ - 1 14""] [SetUp ""1""] 14... Bxc3+ 15. Nxc3 Re8 16. Bxf7+ Kxf7 17. O-O+ *",advantage castling discoveredAttack hangingPiece long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/dhBc6""] [Themes ""castling clearance crushing defensiveMove kingsideAttack middlegame veryLong""] [FEN ""r3kb1r/ppp1q1pp/5n2/3Q4/8/2N2R2/PPP3PP/R1B3K1 w kq - 3 16""] [SetUp ""1""] 16. Qxb7 Qe1+ 17. Rf1 Bc5+ 18. Be3 Qxe3+ 19. Kh1 O-O *",castling clearance crushing defensiveMove kingsideAttack middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/FP3f4""] [Themes ""attraction castling crushing discoveredAttack exposedKing long middlegame sacrifice""] [FEN ""r3k2r/ppp1bpp1/2P5/8/5Bn1/2N2NP1/PP2K1qP/R2Q1R2 w kq - 5 19""] [SetUp ""1""] 19. Kd3 O-O-O+ 20. Nd4 Rxd4+ 21. Kxd4 Rd8+ *",attraction castling crushing discoveredAttack exposedKing long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/rAXPR""] [Themes ""castling clearance crushing middlegame skewer veryLong""] [FEN ""r1b1k1r1/pp2Pp1p/2n3p1/4N2n/P1q5/2B5/2PQ1PPP/R3K2R b KQq - 4 18""] [SetUp ""1""] 18... Qe6 19. O-O-O Qxe7 20. Nxc6 bxc6 21. Bb4 Qc7 22. Ba5 Qf4 23. Qxf4 Nxf4 24. Rd8+ Ke7 25. Rxg8 *",castling clearance crushing middlegame skewer veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/OOjfk""] [Themes ""castling crushing defensiveMove middlegame veryLong""] [FEN ""2r2b2/1ppknQ2/p1nq2Np/3p4/3P1p2/4P2P/PPP2PP1/R3K2R b KQ - 4 21""] [SetUp ""1""] 21... fxe3 22. Nxf8+ Rxf8 23. Qxf8 Qb4+ 24. c3 Qxb2 25. O-O *",castling crushing defensiveMove middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/uph5Y""] [Themes ""castling crushing middlegame veryLong xRayAttack""] [FEN ""2r1k2r/1Q3ppp/4b3/8/2P5/B2PP2P/q4KP1/5B1R w k - 0 22""] [SetUp ""1""] 22. Bb2 O-O 23. Be2 Rb8 24. Ra1 Qxb2 25. Qxb2 Rxb2 *",castling crushing middlegame veryLong xRayAttack "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/xUEX3""] [Themes ""castling crushing defensiveMove long master middlegame""] [FEN ""r3k2r/5pp1/2p1p3/4qPQ1/1R2PnPp/7P/PpP3B1/1K1R4 w kq - 0 26""] [SetUp ""1""] 26. Rb7 O-O 27. Bf1 Qa5 28. Bc4 Ne2 *",castling crushing defensiveMove long master middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/mxiwn""] [Themes ""advantage castling discoveredAttack exposedKing long opening""] [FEN ""r1bq1rk1/ppp2n2/7p/2b3p1/2B5/3PB3/PPP1Q1PP/RN2K2R b KQ - 0 15""] [SetUp ""1""] 15... Bxe3 16. Qxe3 Re8 17. Bxf7+ Kxf7 18. O-O+ *",advantage castling discoveredAttack exposedKing long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/f6Bsh""] [Themes ""castling crushing defensiveMove fork long middlegame""] [FEN ""r3k2r/pp1qbppp/2n2n2/3p4/3Q4/2N2N2/PPP2PPP/R1B1R1K1 w kq - 4 11""] [SetUp ""1""] 11. Qe3 d4 12. Qg5 dxc3 13. Qxg7 O-O-O *",castling crushing defensiveMove fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/FgOKv""] [Themes ""castling crushing discoveredAttack opening short""] [FEN ""r1bqk2r/pp1p1ppp/2N1p3/8/1b2n3/2N1B3/PPP1BPPP/R2QK2R b KQkq - 0 8""] [SetUp ""1""] 8... dxc6 9. Qxd8+ Kxd8 10. O-O-O+ *",castling crushing discoveredAttack opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/xUkIB""] [Themes ""castling crushing discoveredAttack middlegame short""] [FEN ""2r2b1r/1BNk1ppp/pP2p3/2p1n3/2P5/P7/6PP/R3K2R b KQ - 0 22""] [SetUp ""1""] 22... Rxc7 23. O-O-O+ Bd6 24. Rxd6+ *",castling crushing discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/kfSLI""] [Themes ""castling crushing opening pin sacrifice veryLong""] [FEN ""rn1qk2r/ppp2ppp/5n2/2bP4/4bP2/5N2/PPP1Q1PP/RNB1KB1R w KQkq - 2 8""] [SetUp ""1""] 8. Nfd2 O-O 9. Nxe4 Nxe4 10. Qxe4 Re8 11. Qxe8+ Qxe8+ *",castling crushing opening pin sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/GrWLP""] [Themes ""advantage castling long middlegame trappedPiece""] [FEN ""rnb1kb1r/pp4pp/5p2/B7/3PpP2/4N1P1/P1Q1P2P/qN2K2R b Kkq - 1 15""] [SetUp ""1""] 15... Nc6 16. Bc3 Bb4 17. O-O Bxc3 18. Nxc3 *",advantage castling long middlegame trappedPiece "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/yHlnB""] [Themes ""advantage castling middlegame veryLong""] [FEN ""r3kb1r/ppp3pp/5pb1/2q1p3/3n2P1/2N2N1P/PPP2P2/R1BQR1K1 w kq - 0 13""] [SetUp ""1""] 13. Nxd4 O-O-O 14. Ne6 Rxd1 15. Rxd1 Qe7 16. Rd8+ Qxd8 17. Nxd8 Kxd8 *",advantage castling middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/pKVkx""] [Themes ""advantage castling discoveredAttack long opening pin""] [FEN ""r1bk1b1r/ppp1nBpp/2nq1p2/4p3/2N1P3/1Q2BP2/PP4PP/R3K1NR b KQ - 8 10""] [SetUp ""1""] 10... Qb4+ 11. Qxb4 Nxb4 12. O-O-O+ Bd7 13. Be6 *",advantage castling discoveredAttack long opening pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Gl46t""] [Themes ""advantage castling discoveredAttack exposedKing long middlegame""] [FEN ""r3k2r/ppp3pp/2p5/3b1p2/3qN3/3P1K1P/PPP1B1P1/R1BQ3R w kq - 0 12""] [SetUp ""1""] 12. Be3 fxe4+ 13. Kf2 O-O+ 14. Bf3 exf3 *",advantage castling discoveredAttack exposedKing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Z2wJe""] [Themes ""advantage castling defensiveMove master middlegame short""] [FEN ""r1b2kq1/pp2p3/2p2nB1/3N2Q1/3P4/8/PPP2PP1/R3K3 b Q - 0 18""] [SetUp ""1""] 18... Qxd5 19. Qh6+ Kg8 20. O-O-O *",advantage castling defensiveMove master middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/E09ig""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""r3kb1r/pp2pp1p/1P2b1p1/8/4Q3/8/P1B2PPP/qNB1K2R b Kkq - 0 15""] [SetUp ""1""] 15... axb6 16. Ba4+ Kd8 17. O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/HQ1lK""] [Themes ""advantage castling middlegame short""] [FEN ""r1b1kb1r/1p3ppp/2n1p3/3pP3/p2P4/2B2N2/P1Q1BPPP/qN2K2R b Kkq - 1 12""] [SetUp ""1""] 12... Bb4 13. O-O Bxc3 14. Nxc3 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/FZT97""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""1r1qkb1r/2p1pppp/p1n2P2/8/P1pP4/4BB2/1pQ2PPP/1R2K2R b Kk - 0 13""] [SetUp ""1""] 13... Nxd4 14. Bxd4 Qxd4 15. Bc6+ Kd8 16. O-O *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Qf8HQ""] [Themes ""advantage castling long middlegame sacrifice""] [FEN ""r3k2r/pp2bppp/3pbn2/q1p5/N4B2/5B2/PPP2PPP/R3RQK1 w kq - 4 16""] [SetUp ""1""] 16. Bxb7 Qxa4 17. Bxa8 O-O 18. Be4 Nxe4 *",advantage castling long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Pk2Jj""] [Themes ""advantage castling defensiveMove hangingPiece middlegame short""] [FEN ""3rk2r/pQ2bppp/4p3/4N3/8/2P5/PPbq1BPP/R4RK1 w k - 1 19""] [SetUp ""1""] 19. Bc5 Bxc5+ 20. Kh1 O-O *",advantage castling defensiveMove hangingPiece middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/gYmHf""] [Themes ""castling crushing middlegame sacrifice veryLong""] [FEN ""2r2k1r/3bqpp1/pp5p/4N3/PnBP4/1QR5/5PPP/4K2R b K - 0 19""] [SetUp ""1""] 19... f6 20. O-O fxe5 21. Rf3+ Ke8 22. Rf7 Qd6 23. dxe5 *",castling crushing middlegame sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/COLWS""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""r1bqk2r/pppp1pbp/2n2n2/3N4/2B1Pp2/1P3Q2/PBPP2PP/R3K2R b KQkq - 4 9""] [SetUp ""1""] 9... d6 10. Nxf6+ Bxf6 11. Qxf4 Ne5 12. O-O *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/PHDQo""] [Themes ""advantage castling clearance master middlegame sacrifice short""] [FEN ""rn2k2r/p2p1pbp/1p4p1/q1pb4/4P3/5N1B/P2N1PPP/2RQK2R b Kkq - 0 14""] [SetUp ""1""] 14... Bxe4 15. O-O Bxf3 16. Re1+ *",advantage castling clearance master middlegame sacrifice short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/g4a5M""] [Themes ""attackingF2F7 castling crushing defensiveMove middlegame short""] [FEN ""r3k2r/p5pp/2p5/n1b1p3/Q1b2p2/2Nq3P/PP1N1PP1/R1B1K2R w KQkq - 2 17""] [SetUp ""1""] 17. Qxa5 Bxf2+ 18. Kd1 O-O *",attackingF2F7 castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/HtXHO""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""r4rk1/2q3np/4p1p1/p1npP3/5PP1/P3BN2/2P4Q/R3K2R b KQ - 1 22""] [SetUp ""1""] 22... Ne4 23. Qxh7+ Kf7 24. O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/v9eEh""] [Themes ""advantage castling defensiveMove opening short""] [FEN ""r1b1k2r/pp3ppp/2pb4/1B1pN3/4n2q/5Q2/PPP2PP1/RNB1RK2 w kq - 0 12""] [SetUp ""1""] 12. Rxe4 Qh1+ 13. Ke2 O-O *",advantage castling defensiveMove opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ezGw2""] [Themes ""advantage attraction castling kingsideAttack middlegame veryLong""] [FEN ""r3k2r/ppp2ppp/2pbb3/4N3/3P4/2P2QPq/PP5P/RNB2RK1 w kq - 1 12""] [SetUp ""1""] 12. Nxf7 O-O 13. Ng5 Rxf3 14. Nxh3 Rxf1+ 15. Kxf1 Bxh3+ *",advantage attraction castling kingsideAttack middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/MuN60""] [Themes ""advantage castling fork long middlegame""] [FEN ""r3k2r/1p1n1ppp/1p6/1B2p1P1/Pb2P1n1/2N1p2N/1P4PP/R3K2R b KQkq - 0 15""] [SetUp ""1""] 15... Ke7 16. O-O-O Rhd8 17. Nd5+ Kf8 18. Nxb4 *",advantage castling fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/3EOHc""] [Themes ""advantage castling interference intermezzo middlegame short""] [FEN ""r3k2r/pp2bppp/2n5/q2n1b2/2B5/5N2/PP3PPP/R1BQR1K1 w kq - 0 13""] [SetUp ""1""] 13. Bxd5 O-O-O 14. Bd2 Qxd5 *",advantage castling interference intermezzo middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/BRuts""] [Themes ""advantage castling middlegame short""] [FEN ""r3r1k1/4bpp1/p1ppbq1p/1p3P2/3pP3/1B1P3P/PPPBQ1P1/R3K2R b KQ - 0 16""] [SetUp ""1""] 16... Bxf5 17. O-O Be6 18. Rxf6 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/aRTGJ""] [Themes ""advantage castling defensiveMove fork middlegame short""] [FEN ""rnbq3r/pp3kpp/5n2/4N3/1b6/2N5/PB2QPPP/R3K2R b KQ - 1 12""] [SetUp ""1""] 12... Kg8 13. Qc4+ Nd5 14. O-O-O *",advantage castling defensiveMove fork middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/lW7ID""] [Themes ""advantage castling middlegame short""] [FEN ""r3k1r1/ppp2pPp/2n1b3/6q1/2p1Q3/8/PB1N1PPP/2R1K2R w Kq - 5 16""] [SetUp ""1""] 16. Qxh7 O-O-O 17. O-O Qxd2 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/PTLem""] [Themes ""advantage castling discoveredAttack middlegame short""] [FEN ""r3kb1r/pp2pppp/2n3b1/1B6/6P1/2P2N1P/PP3P2/R1BK3R w kq - 3 12""] [SetUp ""1""] 12. Ne5 O-O-O+ 13. Ke2 Nxe5 *",advantage castling discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/H9rFt""] [Themes ""advantage castling discoveredAttack middlegame veryLong""] [FEN ""r3kb1r/pR3pp1/2p1pn1p/3qP3/5B2/2P5/4NPPP/3QK2R w Kkq - 1 15""] [SetUp ""1""] 15. exf6 Qxd1+ 16. Kxd1 O-O-O+ 17. Kc2 Kxb7 18. fxg7 Bxg7 *",advantage castling discoveredAttack middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/uDAlg""] [Themes ""castling crushing master middlegame short""] [FEN ""r3k2r/pp4pp/2pb1q2/3pn3/8/2P2NPb/PP2BP1P/R1BQ1RK1 w kq - 1 14""] [SetUp ""1""] 14. Re1 O-O 15. Be3 Nxf3+ *",castling crushing master middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/JYbjN""] [Themes ""castling crushing middlegame short""] [FEN ""r3k2r/pp1Rbppp/5n2/2p5/5p2/8/PPP2PPP/RNB3K1 w kq - 0 13""] [SetUp ""1""] 13. Rxb7 O-O-O 14. Rb8+ Kxb8 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/nPkND""] [Themes ""advantage castling hangingPiece long master opening""] [FEN ""r2qk2r/2ppn1bp/np3p2/p4pB1/3P4/2N2N2/PPP3PP/R2QR1K1 w kq - 0 12""] [SetUp ""1""] 12. Bxf6 Bxf6 13. Nd5 O-O 14. Nxf6+ Rxf6 *",advantage castling hangingPiece long master opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Yqv5L""] [Themes ""castling crushing middlegame short""] [FEN ""r3k2r/pp2p2p/2p2pp1/q1p3BP/2P3b1/4P3/P2N1PP1/Q3KB1R w Kkq - 1 14""] [SetUp ""1""] 14. hxg6 O-O-O 15. e4 fxg5 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/6IuBP""] [Themes ""advantage castling long middlegame""] [FEN ""r3k2r/1ppqb1pp/p3pnn1/4p2B/8/2N4P/PPP2PP1/R1BQR1K1 w kq - 0 14""] [SetUp ""1""] 14. Rxe5 Qxd1+ 15. Nxd1 O-O-O 16. Rxe6 Nxh5 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/1tgGM""] [Themes ""castling crushing discoveredAttack middlegame short""] [FEN ""2bk1r2/p1p3p1/2p2bBp/4p3/8/6B1/PrP2PPP/R3K2R b KQ - 1 16""] [SetUp ""1""] 16... Be6 17. O-O-O+ Ke7 18. Kxb2 *",castling crushing discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/tuhlJ""] [Themes ""castling crushing defensiveMove discoveredAttack kingsideAttack long middlegame sacrifice""] [FEN ""r3k3/pp3pp1/4p3/2b1q3/3p3r/5Qn1/PPP2PPP/R1B2RK1 w q - 0 19""] [SetUp ""1""] 19. fxg3 d3+ 20. Kh1 Rxh2+ 21. Kxh2 O-O-O *",castling crushing defensiveMove discoveredAttack kingsideAttack long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/XcEeB""] [Themes ""castling crushing discoveredAttack endgame short""] [FEN ""1rbk3r/5ppp/p1p2p2/8/2B1P3/2P2P2/P5PP/R3K2R b KQ - 2 15""] [SetUp ""1""] 15... Rb2 16. O-O-O+ Kc7 17. Kxb2 *",castling crushing discoveredAttack endgame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/uaQP2""] [Themes ""castling crushing fork middlegame veryLong""] [FEN ""r3k2r/1pp2ppp/p3p3/3P3P/6P1/8/q1PNQ3/1R1K3R w kq - 0 20""] [SetUp ""1""] 20. Rxb7 Qxd5 21. Qf3 Qxf3+ 22. Nxf3 O-O-O+ 23. Ke2 Kxb7 *",castling crushing fork middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ntla4""] [Themes ""advantage castling middlegame short""] [FEN ""rn1qr1k1/pp3pbp/2p3p1/2P5/1P1PN3/8/PBQ3PP/R3K2R b KQ - 0 15""] [SetUp ""1""] 15... Bxd4 16. O-O-O Rxe4 17. Qxe4 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/TWCXD""] [Themes ""advantage castling defensiveMove opening veryLong""] [FEN ""rnbqk2r/pppp1ppp/8/4p3/4nP2/2P2N2/PPP3PP/R1BQKB1R w KQkq - 0 6""] [SetUp ""1""] 6. Nxe5 Qh4+ 7. g3 Nxg3 8. hxg3 Qxh1 9. Qe2 O-O *",advantage castling defensiveMove opening veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/U1hQV""] [Themes ""advantage castling defensiveMove hangingPiece middlegame short""] [FEN ""2RQ1b1r/5p1p/3p1kp1/1p2p3/8/8/rq1B1PPP/4K2R b K - 7 23""] [SetUp ""1""] 23... Be7 24. Qxh8+ Ke6 25. O-O *",advantage castling defensiveMove hangingPiece middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ySX1M""] [Themes ""advantage castling long master middlegame trappedPiece""] [FEN ""1r2k2r/pQpbqpb1/2np1np1/4p1Np/4P3/2PP2P1/PP1N1PBP/R1B2RK1 w k - 1 12""] [SetUp ""1""] 12. Qxc7 O-O 13. Nc4 Ne8 14. Qxb8 Nxb8 *",advantage castling long master middlegame trappedPiece "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/sf0f8""] [Themes ""advantage castling long middlegame sacrifice""] [FEN ""r1b1k2r/2q1nppp/p1n1p3/1B1pP3/3P4/P1B2N2/1P3PPP/R2Q1RK1 w kq - 0 14""] [SetUp ""1""] 14. Qa4 axb5 15. Qxa8 O-O 16. Bb4 Bb7 *",advantage castling long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/YIyCz""] [Themes ""advantage castling discoveredAttack endgame short""] [FEN ""1r5r/2pk1p2/p3p3/2P2b1p/4p3/2P1P3/PP3PPB/R3K2R b KQ - 0 20""] [SetUp ""1""] 20... Rxb2 21. O-O-O+ Kc6 22. Kxb2 *",advantage castling discoveredAttack endgame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/M64nh""] [Themes ""advantage castling discoveredAttack middlegame short""] [FEN ""r3k1nr/pbp2ppp/1pn1p3/1B2b3/4PB2/2N5/PPP2PPP/R2K3R w kq - 0 10""] [SetUp ""1""] 10. Bxe5 O-O-O+ 11. Kc1 Nxe5 *",advantage castling discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/qaCtb""] [Themes ""castling crushing defensiveMove fork long middlegame""] [FEN ""rn2k2r/pQ3p1p/1qp2ppb/3P1b2/8/2N2N2/PP2PPPP/R3KB1R w KQkq - 3 11""] [SetUp ""1""] 11. Qxa8 Qxb2 12. Rd1 Qxc3+ 13. Nd2 O-O *",castling crushing defensiveMove fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/RCUNS""] [Themes ""castling clearance mate mateIn4 middlegame sacrifice veryLong""] [FEN ""r3k2r/4pp1p/1p4p1/1q1Pp1P1/2p1P2P/P1Q5/K1P1B3/R6R w kq - 0 26""] [SetUp ""1""] 26. Qxe5 Rxa3+ 27. Kxa3 O-O 28. Qxe7 Ra8+ 29. Qa7 Rxa7# *",castling clearance mate mateIn4 middlegame sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/gg7eK""] [Themes ""attraction castling crushing exposedKing long middlegame""] [FEN ""r3k2r/pp4p1/2p5/5P1p/QP4K1/P2R4/6PP/4qB1R w kq - 0 22""] [SetUp ""1""] 22. Kf3 O-O 23. g4 hxg4+ 24. Kxg4 Qe4+ *",attraction castling crushing exposedKing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/YVpBg""] [Themes ""castling crushing defensiveMove opening short""] [FEN ""r3kbnr/pp2pppp/1qp5/3P4/Q1p1P3/3n1B2/PP2KPPP/RNB4R w kq - 4 10""] [SetUp ""1""] 10. dxc6 Qxf2+ 11. Kd1 O-O-O *",castling crushing defensiveMove opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/XMuwU""] [Themes ""advantage castling long opening""] [FEN ""r2qkbnr/pp3ppp/2n5/3pB3/8/2NQ4/PPP2PPP/R3KB1R w KQkq - 1 10""] [SetUp ""1""] 10. Qxd5 Qxd5 11. Nxd5 O-O-O 12. Bc3 Rxd5 *",advantage castling long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/u6JRm""] [Themes ""castling crushing defensiveMove fork long opening""] [FEN ""r1bqk2r/ppp2ppp/5n2/3p4/1nPP4/2N2N2/PP3PPP/R2QKB1R b KQkq - 1 8""] [SetUp ""1""] 8... dxc4 9. Qa4+ Nc6 10. d5 Nxd5 11. O-O-O *",castling crushing defensiveMove fork long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/mMy5d""] [Themes ""castling crushing discoveredAttack exposedKing long middlegame""] [FEN ""r3k2r/ppp2p2/1b5n/4q1BQ/3pb1P1/2P4P/PP3P2/RN1KR3 w kq - 2 20""] [SetUp ""1""] 20. Bxh6 Bf3+ 21. Kd2 dxc3+ 22. Nxc3 O-O-O+ *",castling crushing discoveredAttack exposedKing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/xzDQM""] [Themes ""castling crushing discoveredAttack endgame short""] [FEN ""r3k2r/p3bppp/2p5/8/2P5/3K4/P4PPP/1RB1R3 w kq - 3 19""] [SetUp ""1""] 19. Ba3 O-O-O+ 20. Kc2 Bxa3 *",castling crushing discoveredAttack endgame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/bO6RV""] [Themes ""attraction castling crushing discoveredAttack middlegame pin sacrifice veryLong""] [FEN ""r1bk1b1r/ppp1n3/2p1qBQ1/8/4P3/2N5/PPP2PPP/R3K2R b KQ - 2 13""] [SetUp ""1""] 13... Rg8 14. O-O-O+ Bd7 15. Rxd7+ Kxd7 16. Rd1+ Nd5 17. Qh7+ Kc8 18. exd5 *",attraction castling crushing discoveredAttack middlegame pin sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/pVz2M""] [Themes ""advantage castling long middlegame""] [FEN ""r4k1r/pp2pppp/5n2/2p5/8/1PN5/P1PP1PPP/q1BQK2R b K - 1 10""] [SetUp ""1""] 10... b5 11. O-O b4 12. Qf3 Rd8 13. Ba3 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/RyyCg""] [Themes ""advantage castling opening short""] [FEN ""rnbqr1k1/ppp2ppp/8/3P4/8/2n1BN2/P1PQ1PPP/R3KB1R b KQ - 1 11""] [SetUp ""1""] 11... Nxd5 12. O-O-O Be6 13. c4 *",advantage castling opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/6VdQQ""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""1q3rk1/1P1n1pp1/1rp1p2p/p2pN3/P2P4/1RP1P2P/2Q2PP1/4K2R b K - 4 19""] [SetUp ""1""] 19... Rxb7 20. Nxd7 Rxb3 21. Nxb8 Rfxb8 22. O-O *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/mglID""] [Themes ""castling crushing middlegame short""] [FEN ""rn2k1nr/pbppb1pp/1p2p3/4PpBq/3P1N2/P1NB4/1PPQ1P2/R3K1R1 b Qkq - 7 12""] [SetUp ""1""] 12... Qh2 13. O-O-O Bxg5 14. Rxg5 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/KVu8e""] [Themes ""advancedPawn castling clearance crushing endgame long""] [FEN ""r4rk1/2p1q3/p3p1pP/1p2B1p1/4Q3/2P5/PP3P2/R3K3 b Q - 3 24""] [SetUp ""1""] 24... Qf7 25. h7+ Qxh7 26. O-O-O Rad8 27. Rh1 *",advancedPawn castling clearance crushing endgame long "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/vOPms""] [Themes ""advantage castling middlegame short""] [FEN ""r3k2r/pp3pbp/2n1b1p1/q2N4/8/P4N1P/1P3PP1/R1BQR1K1 w kq - 3 15""] [SetUp ""1""] 15. Ng5 O-O-O 16. Ne7+ Nxe7 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/nv3Ca""] [Themes ""advantage castling defensiveMove hangingPiece middlegame short""] [FEN ""Qnb1k2r/p1ppbppp/1p6/8/1P6/P3P3/2PP1PPP/qN2KBNR w Kk - 0 9""] [SetUp ""1""] 9. Qxb8 Qxb1+ 10. Ke2 O-O *",advantage castling defensiveMove hangingPiece middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/sKqMJ""] [Themes ""advancedPawn advantage castling long middlegame""] [FEN ""r3r1k1/1pp2pnp/p2p2pP/3Pp1N1/2PnP1q1/2N5/PP1Q1P2/R3K2R b KQ - 0 18""] [SetUp ""1""] 18... Qg2 19. O-O-O Nf3 20. Nxf3 Qxf3 21. hxg7 *",advancedPawn advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/FRQoZ""] [Themes ""castling crushing middlegame veryLong""] [FEN ""r3k2r/pp1n1pp1/2pbpn1p/7q/4N1b1/P2PBN1P/1PPQBPP1/R3K2R b KQkq - 1 12""] [SetUp ""1""] 12... Nxe4 13. dxe4 Bc5 14. O-O-O Bxe3 15. fxe3 O-O-O 16. hxg4 *",castling crushing middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/IOMDm""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""r1bq4/ppp1n2k/2n2Qp1/3p4/3P4/2P3P1/PP1NNPP1/R3K3 b Q - 0 16""] [SetUp ""1""] 16... Nf5 17. Qf7+ Ng7 18. O-O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/inkWY""] [Themes ""advantage castling discoveredAttack long middlegame sacrifice""] [FEN ""r3kb1r/pppb1ppp/2n5/8/4q3/2N1BN1P/PPP2PP1/R2QK2R b KQkq - 3 10""] [SetUp ""1""] 10... Bb4 11. Qxd7+ Kxd7 12. O-O-O+ Kc8 13. Nxe4 *",advantage castling discoveredAttack long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/u2rey""] [Themes ""advantage castling discoveredAttack long middlegame pin sacrifice""] [FEN ""r3k2r/2pb3p/p1p2p2/4bP2/B3R3/8/PPP2P1P/RN1K4 w kq - 1 15""] [SetUp ""1""] 15. f4 O-O-O 16. fxe5 Bxf5+ 17. Nd2 Bxe4 *",advantage castling discoveredAttack long middlegame pin sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/2ElFI""] [Themes ""castling crushing defensiveMove opening short""] [FEN ""3rkbnr/pP3ppp/8/4pb2/8/1QP1B3/P4PPP/qN2KB1R b Kk - 0 11""] [SetUp ""1""] 11... Bd6 12. Bb5+ Kf8 13. O-O *",castling crushing defensiveMove opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Zht5v""] [Themes ""advantage castling defensiveMove hangingPiece middlegame short""] [FEN ""r4rk1/p1pq1ppp/3p1n2/N3p3/3nPP2/P2Q4/1PP3PP/R1B1K2R b KQ - 0 14""] [SetUp ""1""] 14... exf4 15. Qxd4 Rfe8 16. O-O *",advantage castling defensiveMove hangingPiece middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/PCB9o""] [Themes ""advantage castling defensiveMove discoveredAttack long middlegame""] [FEN ""1Qn1k2r/N1r2pp1/3qpn1p/P2pNb2/3P4/P3P3/5PPP/R3K2R w KQk - 4 20""] [SetUp ""1""] 20. Nxc8 Rc1+ 21. Rxc1 Qxb8 22. Nb6 O-O *",advantage castling defensiveMove discoveredAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/CyXGo""] [Themes ""advantage castling long middlegame""] [FEN ""3rk2r/1pp1nNp1/p6p/8/3P4/2P1q2P/PP4P1/R2Q1RK1 w k - 1 20""] [SetUp ""1""] 20. Rf2 O-O 21. Qe2 Qxe2 22. Nxh6+ gxh6 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/tQEPq""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""r3k2r/1b3ppp/p3p3/3N2q1/8/8/PPP2PPP/R2QR1K1 w kq - 1 17""] [SetUp ""1""] 17. c4 O-O-O 18. Qd4 exd5 19. Qc5+ Kb8 *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/z92CY""] [Themes ""advantage castling long opening pin""] [FEN ""rnbqk2r/ppp2ppp/5n2/2bP4/2P1p3/5N2/PP1PQPPP/RNB1KB1R w KQkq - 1 6""] [SetUp ""1""] 6. Nc3 O-O 7. Nxe4 Nxe4 8. Qxe4 Re8 *",advantage castling long opening pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/QLnQ6""] [Themes ""castling crushing kingsideAttack long middlegame""] [FEN ""r3k2r/ppp3pp/2n5/2bq4/4p3/5B1P/PPPP2P1/R1BQ1R1K w kq - 0 13""] [SetUp ""1""] 13. Qe2 O-O 14. Bxe4 Rxf1+ 15. Qxf1 Qxe4 *",castling crushing kingsideAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/jk8sd""] [Themes ""castling clearance crushing long middlegame sacrifice""] [FEN ""r3k2r/ppp2ppp/5n2/3qn3/3P2b1/2P5/P1P1Q1PP/R1B1KBNR w KQkq - 1 10""] [SetUp ""1""] 10. Qe3 O-O-O 11. dxe5 Rhe8 12. Nf3 Bxf3 *",castling clearance crushing long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/K5uvL""] [Themes ""advantage castling defensiveMove middlegame veryLong""] [FEN ""r1b1kb1r/2q1pp1p/p1N3p1/3p4/8/2P5/P1P2PPP/R1BQR1K1 w kq - 1 12""] [SetUp ""1""] 12. Qxd5 Bb7 13. Nxe7 Bxe7 14. Qd4 O-O 15. Bh6 f6 *",advantage castling defensiveMove middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/bCqTY""] [Themes ""castling crushing defensiveMove fork long middlegame""] [FEN ""r3kbnr/p4ppp/Q3p3/1p1pP3/8/2P2B2/Pq3PPP/RN2K2R b KQkq - 1 13""] [SetUp ""1""] 13... Bc5 14. Qc6+ Kd8 15. Qxa8+ Kc7 16. O-O *",castling crushing defensiveMove fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/kf2IY""] [Themes ""castling crushing middlegame short""] [FEN ""r1b2rk1/pp4b1/1q1p1nQ1/4p1P1/3P4/2P1P3/PP1N2P1/R3K2R b KQ - 0 17""] [SetUp ""1""] 17... Nd5 18. Qh7+ Kf7 19. O-O+ *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/gaJx4""] [Themes ""advantage castling deflection middlegame pin veryLong""] [FEN ""r2q1rk1/pp2bpn1/2n1p2p/3B1P2/3P4/2N4Q/PPP2P1P/R3K1R1 b Q - 2 15""] [SetUp ""1""] 15... exd5 16. Qxh6 Bf6 17. O-O-O Re8 18. Nxd5 Qxd5 19. Qxf6 *",advantage castling deflection middlegame pin veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ko6NP""] [Themes ""advantage castling long middlegame""] [FEN ""r1b1k2r/ppN2pp1/3p3p/2b5/2Q1P3/5N2/Pq3PPP/R3K2R b KQkq - 0 13""] [SetUp ""1""] 13... Kd7 14. Qxf7+ Kc6 15. O-O Qf6 16. Qxf6 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/WNwKP""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""rn2k1nr/ppp3pp/4q3/2b3B1/4N3/2P2P2/PP4PP/R2QK2R b KQkq - 1 12""] [SetUp ""1""] 12... Bb6 13. Qd8+ Kf7 14. O-O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/oKVGu""] [Themes ""advantage castling defensiveMove master middlegame short""] [FEN ""r1b2b1r/pp2qkpp/1n1p1n2/2p1P1B1/5Q2/2N2N2/PPP2P1P/R3K1R1 b Q - 1 12""] [SetUp ""1""] 12... dxe5 13. Nxe5+ Ke8 14. O-O-O *",advantage castling defensiveMove master middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/7T4oM""] [Themes ""advantage castling fork long opening""] [FEN ""r1b1k2r/p1B2ppp/5n2/2bp4/2B4q/5Q2/PPP2PPP/RN2K2R b KQkq - 0 10""] [SetUp ""1""] 10... dxc4 11. Qc6+ Nd7 12. O-O Bb7 13. Qxb7 *",advantage castling fork long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/uz7Tz""] [Themes ""advantage castling discoveredAttack exposedKing long opening skewer""] [FEN ""r2qk2r/ppp2pp1/2p5/2b4p/4n1b1/2PP1P1P/PP4P1/RNBQKB1R w KQkq - 0 9""] [SetUp ""1""] 9. dxe4 Qh4+ 10. Kd2 O-O-O+ 11. Kc2 Rxd1 *",advantage castling discoveredAttack exposedKing long opening skewer "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/nArKk""] [Themes ""castling crushing long middlegame""] [FEN ""r3k2r/pp3ppp/2nbpn2/7q/8/1QP1B3/PP2NPPP/RN3RK1 w kq - 3 12""] [SetUp ""1""] 12. h3 Qxe2 13. Qxb7 O-O 14. Qxc6 Bh2+ *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/4dNWj""] [Themes ""advantage castling discoveredAttack middlegame short""] [FEN ""r2q1k1r/ppp3pp/2n1Qb2/4P3/3p4/8/PPP3PP/R1B1K2R b KQ - 0 15""] [SetUp ""1""] 15... Bxe5 16. O-O+ Bf6 17. Bh6 *",advantage castling discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/FsEIM""] [Themes ""advantage castling long middlegame""] [FEN ""r3k2r/pp4qp/2p3p1/2Pp4/4p1b1/P1N2N2/1PPQ1P2/2KRR3 w kq - 0 22""] [SetUp ""1""] 22. Nxe4 O-O 23. Neg5 Bxf3 24. Nxf3 Rxf3 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Nyszw""] [Themes ""advantage castling middlegame short""] [FEN ""r3k2r/p1p2p1p/b1p2Pp1/2bpP2q/P7/2N2R1P/1PP3P1/R1BQ3K w kq - 1 17""] [SetUp ""1""] 17. Nxd5 O-O-O 18. Ne7+ Bxe7 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/vV5yG""] [Themes ""castling crushing discoveredAttack middlegame short""] [FEN ""r3k2r/1p3p2/pRn1bp1p/4p3/P3P3/2N5/1PPKBPPP/7R w kq - 5 19""] [SetUp ""1""] 19. Rxb7 O-O-O+ 20. Kc1 Kxb7 *",castling crushing discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/5g5Hp""] [Themes ""advantage castling endgame long""] [FEN ""4k2r/ppQ2ppp/8/1q2P3/4P3/5P2/PP2K2P/6NR w k - 1 23""] [SetUp ""1""] 23. Kd1 Qf1+ 24. Kd2 O-O 25. e6 fxe6 *",advantage castling endgame long "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/2bX51""] [Themes ""advantage castling middlegame short""] [FEN ""r3k2r/pp4p1/2p2qb1/2bp3p/4nB2/1QP1P2P/PP1N1P2/R3KB1R w KQkq - 2 15""] [SetUp ""1""] 15. Qxb7 O-O 16. Nxe4 Bxe4 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/tHCex""] [Themes ""castling crushing defensiveMove exposedKing long middlegame""] [FEN ""rnb1k2r/pp4pp/8/3QP3/4p3/6q1/PPP1BR2/R3K3 b Qkq - 0 17""] [SetUp ""1""] 17... Rf8 18. Bb5+ Nd7 19. Qe6+ Kd8 20. O-O-O *",castling crushing defensiveMove exposedKing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Iy9DM""] [Themes ""advantage castling defensiveMove middlegame trappedPiece veryLong""] [FEN ""r3k2r/pbqn1pp1/2N1p2p/1Bp5/P7/2P2Q2/2P2PPP/3R1RK1 w kq - 3 19""] [SetUp ""1""] 19. c4 a6 20. Rxd7 Qxd7 21. Rd1 Qc7 22. Nd8+ axb5 23. Nxb7 O-O *",advantage castling defensiveMove middlegame trappedPiece veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/s2g6C""] [Themes ""castling crushing defensiveMove long middlegame""] [FEN ""r3k2r/ppp3pp/2n4q/3p4/3PpPp1/2P5/PP3PP1/RNB1QRK1 w kq - 0 15""] [SetUp ""1""] 15. g3 O-O 16. Qe2 Rf5 17. Qxg4 Rh5 *",castling crushing defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Gqup8""] [Themes ""advantage castling endgame trappedPiece veryLong""] [FEN ""Q1b1k2r/p2q1ppp/8/2p5/5n2/P3P3/1P3PPP/R3K2R w KQk - 0 17""] [SetUp ""1""] 17. exf4 O-O 18. O-O Bb7 19. Qxa7 Qc6 20. f3 Ra8 21. Qxa8+ Bxa8 *",advantage castling endgame trappedPiece veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/kHvaE""] [Themes ""advantage castling long middlegame""] [FEN ""Qn1qk2r/p2b1p1p/4pp2/8/1b3B2/2p4P/1pB2PP1/1R2K1NR w Kk - 0 16""] [SetUp ""1""] 16. Qxb8 Qxb8 17. Bxb8 O-O 18. Bxa7 Ba4 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/YpVU6""] [Themes ""castling crushing defensiveMove middlegame sacrifice short""] [FEN ""r3k2r/4n1b1/b2p2p1/2qPp1Pp/2p1P3/PpQ2P1N/1P2N3/1KR2B1R w kq - 2 25""] [SetUp ""1""] 25. Neg1 Nxd5 26. exd5 O-O *",castling crushing defensiveMove middlegame sacrifice short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/uz52L""] [Themes ""advantage castling middlegame short""] [FEN ""r3k2r/pp3pp1/2bBqn1p/4p3/4P3/3Q4/PPP1BPPP/R3K2R w KQkq - 1 16""] [SetUp ""1""] 16. f3 O-O-O 17. O-O-O Ne8 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/UhT9s""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r3k2r/pp1bnppp/4p3/3pP3/PB3P2/1P1B4/6PP/qN1QK2R b Kkq - 2 13""] [SetUp ""1""] 13... Nc6 14. Bc3 Qa2 15. O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/zwOGy""] [Themes ""castling crushing defensiveMove discoveredAttack middlegame sacrifice veryLong""] [FEN ""2rq2k1/pb2pr1p/6p1/1p2B3/4P3/1Q2p3/PP4PP/3RK2R b K - 1 20""] [SetUp ""1""] 20... Rc1 21. Qxf7+ Kxf7 22. O-O+ Ke6 23. Rxd8 Rc2 24. Bg3 *",castling crushing defensiveMove discoveredAttack middlegame sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/krFkM""] [Themes ""advantage castling intermezzo middlegame veryLong""] [FEN ""r3k2r/ppp2ppp/2p1b3/P3P3/P2P4/2P3P1/3NQ2P/R3KBq1 b Qkq - 1 16""] [SetUp ""1""] 16... c5 17. Nf3 Qh1 18. O-O-O Bg4 19. Bg2 Qxh2 20. Qb5+ c6 21. Nxh2 cxb5 22. Nxg4 *",advantage castling intermezzo middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/c8Ci3""] [Themes ""castling crushing discoveredAttack master middlegame short""] [FEN ""7r/p1pk1ppp/3bb3/8/5P2/2N1PB2/Pr3P1P/R3K2R b KQ - 0 17""] [SetUp ""1""] 17... Bb4 18. O-O-O+ Ke7 19. Kxb2 *",castling crushing discoveredAttack master middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/JEyaI""] [Themes ""advantage attackingF2F7 castling defensiveMove middlegame short""] [FEN ""r3kb1r/p2b1p1p/2p5/q3p2Q/1pB1P3/P1P5/1P4PP/R3K1NR b KQkq - 1 15""] [SetUp ""1""] 15... bxc3 16. Qxf7+ Kd8 17. O-O-O *",advantage attackingF2F7 castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/yBHQg""] [Themes ""advantage castling long middlegame""] [FEN ""3r3r/pp3k2/3Bn1pp/q1n5/8/2PP1Q2/PP3PPP/R3K2R b KQ - 2 19""] [SetUp ""1""] 19... Kg7 20. Be5+ Kg8 21. O-O Nxd3 22. Bxh8 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/IBT0T""] [Themes ""advantage castling defensiveMove hangingPiece opening short""] [FEN ""r3kb1r/1ppb1pp1/p1n1qn1p/4p3/3B4/2NB1N2/PPP2PPP/R2Q1RK1 w kq - 0 12""] [SetUp ""1""] 12. Nxe5 Nxd4 13. Re1 O-O-O *",advantage castling defensiveMove hangingPiece opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/njPjH""] [Themes ""advantage castling fork long middlegame sacrifice""] [FEN ""r3kbQ1/pp1b1p2/1qn1p3/3pP3/3P4/P1N1PN2/1P5P/R3KB2 w Qq - 1 20""] [SetUp ""1""] 20. Ng5 O-O-O 21. Nxf7 Qxb2 22. Nxd8 Qxc3+ *",advantage castling fork long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/C2UHL""] [Themes ""castling clearance crushing long middlegame sacrifice""] [FEN ""r3k2r/ppp2ppp/5n2/3qn2b/8/P1P1Q2P/2PP2P1/R1B1KBNR w KQkq - 0 11""] [SetUp ""1""] 11. d4 O-O-O 12. dxe5 Rhe8 13. Nf3 Bxf3 *",castling clearance crushing long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/FqBdS""] [Themes ""advantage castling long middlegame pin""] [FEN ""r1bqr1k1/ppp2ppp/5p2/8/1P1b4/P1NQ4/2P1BPPP/R3K2R b KQ - 3 13""] [SetUp ""1""] 13... g6 14. O-O-O c5 15. bxc5 Bxc3 16. Qxd8 *",advantage castling long middlegame pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/NLD7b""] [Themes ""advantage castling defensiveMove fork long middlegame""] [FEN ""r1b1k1nr/pp4pp/8/q2Pp2Q/1b6/2N5/PP2NPPP/R3K2R b KQkq - 4 13""] [SetUp ""1""] 13... g6 14. Qxe5+ Kf7 15. Qxh8 Nf6 16. O-O *",advantage castling defensiveMove fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/jz9aM""] [Themes ""castling crushing long middlegame""] [FEN ""QB2k2r/p4ppp/2p1p3/q2p4/2pPb3/4P3/PP1b1PPP/R3KB1R w KQk - 0 14""] [SetUp ""1""] 14. Kd1 O-O 15. Qxa7 Qb5 16. Qa3 Bb4 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/dw0xU""] [Themes ""advantage castling defensiveMove fork long middlegame""] [FEN ""4k2r/5pp1/p1b1p1p1/PpPp4/7q/1R3PN1/5PKP/R3Q3 w k - 7 29""] [SetUp ""1""] 29. Kf1 Qc4+ 30. Kg2 Qxb3 31. Qe5 O-O *",advantage castling defensiveMove fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Ftdvx""] [Themes ""advantage castling discoveredAttack long middlegame""] [FEN ""r2q3r/ppp2kpp/8/8/1b1nQ3/2P5/PP4PP/RNB1K2R b KQ - 0 13""] [SetUp ""1""] 13... Re8 14. O-O+ Kg8 15. Qxd4 Qxd4+ 16. cxd4 *",advantage castling discoveredAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/z3ZiX""] [Themes ""advantage castling middlegame short""] [FEN ""3qk2r/3n1ppp/1p6/1PpN4/3bQ3/rB6/P4PPP/R3K2R b KQk - 1 17""] [SetUp ""1""] 17... Ne5 18. O-O-O O-O 19. Rxd4 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/lCvio""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""r4rk1/pppb1p2/2nq4/3N4/3PP3/7P/PP3QP1/R3K2R b KQ - 0 18""] [SetUp ""1""] 18... Nb4 19. Nf6+ Kg7 20. O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/p2R0s""] [Themes ""castling crushing defensiveMove master middlegame veryLong""] [FEN ""r3k2r/pp2bppp/2nqbn2/1B6/3p4/5N2/PP3PPP/RNBQR1K1 w kq - 4 12""] [SetUp ""1""] 12. Nxd4 O-O-O 13. Nxc6 Qxd1 14. Nxe7+ Kb8 15. Bf4+ Ka8 *",castling crushing defensiveMove master middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/yWUZm""] [Themes ""advantage castling middlegame short""] [FEN ""r1bqr1k1/ppp2p2/2n3pB/4p3/3PN3/2PQ3P/P1P3P1/R3K2R b KQ - 0 16""] [SetUp ""1""] 16... exd4 17. O-O Rxe4 18. Qxe4 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/xnJwQ""] [Themes ""advantage castling defensiveMove fork hangingPiece long opening""] [FEN ""r1b1k2r/pp2qppp/1bp2n2/1B1PQ3/4P3/8/P4PPP/RNB2RK1 w kq - 0 14""] [SetUp ""1""] 14. dxc6 Qxe5 15. cxb7+ Qxb5 16. bxa8=Q O-O *",advantage castling defensiveMove fork hangingPiece long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/qzT74""] [Themes ""advantage castling defensiveMove middlegame pin short""] [FEN ""rnb2b1r/pp2k1pp/2p2n2/4pPBQ/1q6/2NB4/PPP2PPP/3RK2R b K - 3 10""] [SetUp ""1""] 10... Qxb2 11. Ne4 Nd7 12. O-O *",advantage castling defensiveMove middlegame pin short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/6ijui""] [Themes ""advantage castling defensiveMove opening short""] [FEN ""rnb1k2r/pp1pnppp/8/3Pp3/4P3/5N2/P1Q2PPP/q1B1KB1R b Kkq - 1 11""] [SetUp ""1""] 11... Na6 12. Bxa6 bxa6 13. O-O *",advantage castling defensiveMove opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/zAmZE""] [Themes ""advantage attackingF2F7 castling defensiveMove long opening""] [FEN ""r2qk2r/pppn2pp/8/2b2b2/4n3/4N3/PPP2PPP/R1BQKBNR w KQkq - 3 10""] [SetUp ""1""] 10. Nxf5 Bxf2+ 11. Ke2 Qf6 12. Qd5 O-O-O *",advantage attackingF2F7 castling defensiveMove long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/dGe2a""] [Themes ""advantage castling discoveredAttack endgame short""] [FEN ""r3k2r/1p3p1p/p3p1p1/4n3/P3P3/B1P5/5PPP/1R1K3R w kq - 0 17""] [SetUp ""1""] 17. Rxb7 O-O-O+ 18. Kc2 Kxb7 *",advantage castling discoveredAttack endgame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/So4y6""] [Themes ""advantage castling middlegame short""] [FEN ""r3k1r1/p6R/qpp5/3p1p2/1P1Pp3/1NPbPPP1/1P1Q4/2K4R w q - 1 30""] [SetUp ""1""] 30. Rh8 O-O-O 31. Rxg8 Rxg8 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/dnsmN""] [Themes ""advantage castling defensiveMove discoveredAttack kingsideAttack middlegame veryLong""] [FEN ""3rk2r/5ppp/p1n1p3/Pq6/1p1PpP2/1Q6/1P1B1PPP/2R2RK1 w k - 1 20""] [SetUp ""1""] 20. Rc5 Nxd4 21. Qxb4 Ne2+ 22. Kh1 Ng3+ 23. hxg3 Qxf1+ 24. Kh2 O-O *",advantage castling defensiveMove discoveredAttack kingsideAttack middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/V5FWR""] [Themes ""advantage castling middlegame short""] [FEN ""r2qk2r/1pp2ppp/p1n1pb2/8/3PQ3/P1N2N2/1PP2PPP/R3K2R b KQkq - 0 12""] [SetUp ""1""] 12... Bxd4 13. O-O-O Bxc3 14. Rxd8+ *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/mm4T9""] [Themes ""castling crushing discoveredAttack middlegame short""] [FEN ""r3k2r/pp2pp1p/2n2bp1/8/8/4PB2/P2K1PPP/1R4NR w kq - 0 16""] [SetUp ""1""] 16. Rxb7 O-O-O+ 17. Ke2 Kxb7 *",castling crushing discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/bbZug""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""3qk2r/p1pb1pp1/1r5p/3Pn3/4p3/2P5/P1P1Q1PP/2KR1BNR w k - 0 16""] [SetUp ""1""] 16. Qxe4 Qg5+ 17. Rd2 O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/b7aLg""] [Themes ""castling clearance crushing exposedKing long middlegame""] [FEN ""r6N/1bp1n1k1/pp6/4p3/P1q1n1Q1/2N5/1PP3P1/R3K3 b Q - 5 22""] [SetUp ""1""] 22... Kxh8 23. O-O-O Qg8 24. Rh1+ Qh7 25. Rxh7+ *",castling clearance crushing exposedKing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/I0i0i""] [Themes ""advantage castling intermezzo middlegame short""] [FEN ""2r1k2r/3b1ppp/p3p3/2bpP3/8/PqP1BQP1/1P4BP/1R2K2R b Kk - 2 17""] [SetUp ""1""] 17... Bxa3 18. O-O O-O 19. bxa3 *",advantage castling intermezzo middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/BLZsS""] [Themes ""advantage castling discoveredAttack middlegame short""] [FEN ""1rbk2nr/p3ppbp/2p3p1/2B5/4P3/2N5/PPP2PPP/R3K2R b KQ - 0 11""] [SetUp ""1""] 11... Rxb2 12. O-O-O+ Kc7 13. Kxb2 *",advantage castling discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/crDCM""] [Themes ""advantage castling middlegame short""] [FEN ""r3k2r/pp3ppp/2n1qn2/2bp4/8/2N1P1P1/PP3PBP/R1BQK2R w KQkq - 0 12""] [SetUp ""1""] 12. Nxd5 O-O-O 13. Qc2 Rxd5 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/BFron""] [Themes ""advantage castling intermezzo middlegame veryLong""] [FEN ""2rq1rk1/pp1bppb1/2np2p1/7n/3NPP2/2N1B3/PPPQB2P/R3K1R1 b Q - 0 13""] [SetUp ""1""] 13... Nxf4 14. Nxc6 Rxc6 15. Bxf4 Qb6 16. O-O-O Bxc3 17. bxc3 *",advantage castling intermezzo middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/o5ATC""] [Themes ""advantage castling defensiveMove fork opening veryLong""] [FEN ""r2qk2r/ppp2ppp/2n5/5b2/1bBP4/5N2/PP1N1PPP/R2QK2R b KQkq - 0 10""] [SetUp ""1""] 10... Nxd4 11. Nxd4 Qxd4 12. Qa4+ c6 13. Qxb4 O-O-O 14. O-O-O *",advantage castling defensiveMove fork opening veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/A0X6g""] [Themes ""advantage castling discoveredAttack master middlegame short""] [FEN ""3k3r/p3np1p/B3p1p1/2p1n3/8/1NP4P/Pr3PP1/R3K2R b KQ - 1 16""] [SetUp ""1""] 16... c4 17. O-O-O+ Kc7 18. Kxb2 *",advantage castling discoveredAttack master middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/nOJuu""] [Themes ""castling crushing long middlegame""] [FEN ""r3kr2/bp1nqp2/p1p4Q/P2pP3/1P1P1Pp1/2P1B2P/8/RN3R1K w q - 0 24""] [SetUp ""1""] 24. hxg4 O-O-O 25. Kg2 Rh8 26. Qxh8 Rxh8 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ibIQo""] [Themes ""advantage castling opening short""] [FEN ""r3k1nr/1p3ppp/p1q1b3/2bN4/2N5/8/PPP2PPP/R1BQR1K1 w kq - 5 14""] [SetUp ""1""] 14. Bf4 O-O-O 15. Ncb6+ Bxb6 *",advantage castling opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/WmUjZ""] [Themes ""advantage castling long opening sacrifice""] [FEN ""rnb2rk1/ppp1pp1p/5npQ/q7/3P4/2N2N2/PPP2PPP/R3KB1R b KQ - 0 9""] [SetUp ""1""] 9... Ne4 10. O-O-O Nxc3 11. Ng5 Qxg5+ 12. Qxg5 *",advantage castling long opening sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/nzW9b""] [Themes ""castling crushing endgame short""] [FEN ""7r/p1pk1p1p/5p2/2b1p3/4P3/2P5/Pr2NPPP/R3K2R b KQ - 2 15""] [SetUp ""1""] 15... Rg8 16. O-O-O+ Kc6 17. Kxb2 *",castling crushing endgame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/cLDcq""] [Themes ""advantage castling discoveredAttack endgame short""] [FEN ""r1b1r3/p2p1p2/2p2k1p/6p1/8/2P3P1/P1P1B1PP/3RK2R b K - 4 17""] [SetUp ""1""] 17... Ba6 18. O-O+ Kg7 19. Bxa6 *",advantage castling discoveredAttack endgame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/K3k5O""] [Themes ""advantage castling middlegame short""] [FEN ""r3k1nQ/pp2pp1p/2p3p1/8/2P1P1b1/5P2/P1q1K1PP/RN3B1R w q - 1 13""] [SetUp ""1""] 13. Nd2 O-O-O 14. Rd1 Nf6 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/qNwFu""] [Themes ""castling crushing discoveredAttack middlegame short""] [FEN ""r1b2b2/pp1kqnr1/2p5/4P1PQ/5B2/2N5/PPP3P1/R3K2R b KQ - 0 18""] [SetUp ""1""] 18... Nxg5 19. O-O-O+ Kc7 20. e6+ *",castling crushing discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/037u7""] [Themes ""castling crushing defensiveMove long middlegame""] [FEN ""r1b1kb1r/pp3ppp/1qnppn2/2p5/4P3/2NPBN2/PPPQBPPP/R3K2R b KQkq - 1 7""] [SetUp ""1""] 7... Qxb2 8. Rb1 Qa3 9. Nb5 Qxa2 10. O-O *",castling crushing defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/5Yilk""] [Themes ""advantage castling long middlegame""] [FEN ""2kr3r/pppq1pp1/2n1p1pb/4P3/2QP1P2/5NP1/PP4BP/R3K2R b KQ - 0 17""] [SetUp ""1""] 17... Nxd4 18. O-O-O Qc6 19. Rxd4 Rxd4 20. Qxc6 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/sDZoO""] [Themes ""castling crushing discoveredAttack endgame master short""] [FEN ""r3k2r/pp4bp/6p1/5p1P/2P5/4PpB1/P2K1P2/1R5R w kq - 0 20""] [SetUp ""1""] 20. Rxb7 O-O-O+ 21. Kc2 Kxb7 *",castling crushing discoveredAttack endgame master short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/W1beN""] [Themes ""advantage castling discoveredAttack long middlegame queensideAttack sacrifice""] [FEN ""2k1r2N/pppn1pp1/2n5/2b3Pp/7P/2B2q2/PPP1B3/R2QK1R1 b Q - 3 18""] [SetUp ""1""] 18... Bxg1 19. Qxd7+ Kxd7 20. O-O-O+ Qd5 21. Rxd5+ *",advantage castling discoveredAttack long middlegame queensideAttack sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/lxRmi""] [Themes ""castling crushing discoveredAttack middlegame short""] [FEN ""r3k1nr/1p3ppp/p3b3/8/2B5/2P5/P4PPP/R1BK3R w kq - 0 15""] [SetUp ""1""] 15. Re1 O-O-O+ 16. Kc2 Bxc4 *",castling crushing discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/u2Rsz""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r2qk2r/p1p1ppbp/1p4p1/4P3/2Pn4/P2BBQ1P/1P4P1/R4RK1 w kq - 0 16""] [SetUp ""1""] 16. Bxd4 Qxd4+ 17. Kh1 O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Olt4p""] [Themes ""castling crushing discoveredAttack middlegame sacrifice short""] [FEN ""1Q2k1nr/5ppp/2p5/4p3/1b1rq3/2N1B3/PP3P1P/R3K1R1 b Qk - 2 15""] [SetUp ""1""] 15... Rd8 16. Qxd8+ Kxd8 17. O-O-O+ *",castling crushing discoveredAttack middlegame sacrifice short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/pp9yJ""] [Themes ""attackingF2F7 attraction castling crushing defensiveMove discoveredAttack opening sacrifice veryLong""] [FEN ""r3kb1r/pp2pppp/2n5/q7/2BP2b1/2N1PN2/PP4PP/R2QK2R b KQkq - 2 10""] [SetUp ""1""] 10... Qb4 11. Bxf7+ Kxf7 12. Ng5+ Ke8 13. Qxg4 Qxb2 14. O-O *",attackingF2F7 attraction castling crushing defensiveMove discoveredAttack opening sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/WKPxJ""] [Themes ""advantage castling clearance middlegame sacrifice short""] [FEN ""r3k2r/p4ppp/1qp2n2/8/Q5b1/2N2N2/PP2KbPP/R1B2B1R w kq - 4 12""] [SetUp ""1""] 12. h3 O-O-O 13. hxg4 Rhe8+ *",advantage castling clearance middlegame sacrifice short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/5DOKb""] [Themes ""advantage castling middlegame pin short""] [FEN ""r2qk2r/bp3ppp/p1p2n2/4P1B1/3p4/2P2B2/PP4PP/R2QK2R b KQkq - 0 14""] [SetUp ""1""] 14... Qe7 15. O-O O-O 16. exf6 *",advantage castling middlegame pin short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/KMaax""] [Themes ""castling clearance crushing middlegame short""] [FEN ""1r2k2r/pQp1pp1p/2n1q1pb/3p4/3P1P1P/2P3P1/PP1NBP2/R3K2R w KQk - 3 17""] [SetUp ""1""] 17. Qxc7 O-O 18. Nb3 Rfc8 *",castling clearance crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/JOVa6""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""r3k1nr/ppp3p1/4pq2/2b4p/8/P1N5/1PP2PPP/R1BQR1K1 w kq - 0 14""] [SetUp ""1""] 14. Nd5 Qxf2+ 15. Kh1 O-O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/WTbXl""] [Themes ""castling crushing discoveredAttack middlegame short""] [FEN ""r3k1nQ/ppp5/2b3p1/4Pp2/1bq1p3/1N6/PP1B1PPP/R3K2R w KQq - 0 16""] [SetUp ""1""] 16. Rc1 Bxd2+ 17. Kxd2 O-O-O+ *",castling crushing discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/pz7nh""] [Themes ""advantage castling defensiveMove hangingPiece opening short""] [FEN ""r3kb1r/ppq3pp/2n2p2/3pP3/4nBP1/5N1P/PP2QP2/RN3RK1 w kq - 0 15""] [SetUp ""1""] 15. exf6 Qxf4 16. Nc3 O-O-O *",advantage castling defensiveMove hangingPiece opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/MQTic""] [Themes ""castling crushing defensiveMove middlegame veryLong""] [FEN ""r2qk2r/ppp2ppp/8/3Pn3/1b6/6P1/PP2PP1P/RNBQK2R w KQkq - 1 10""] [SetUp ""1""] 10. Bd2 Qxd5 11. O-O O-O-O 12. Qc2 Bxd2 13. Nxd2 Qxd2 14. Qf5+ Nd7 *",castling crushing defensiveMove middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/yDTBZ""] [Themes ""advantage castling defensiveMove middlegame veryLong""] [FEN ""r3k2r/ppp1b1pp/2np2q1/4Pb2/2NPnB2/2N2Q2/PPP3PP/R3KB1R w KQkq - 3 12""] [SetUp ""1""] 12. Bd3 Nxd4 13. Qe3 Qxg2 14. O-O-O Nxc3 15. exd6 O-O *",advantage castling defensiveMove middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/gAfda""] [Themes ""advantage castling defensiveMove middlegame quietMove trappedPiece veryLong""] [FEN ""r1b1k2r/4np1p/p1N1p1p1/1p2R1P1/8/7q/P1PB1P1P/R2Q2K1 w kq - 3 20""] [SetUp ""1""] 20. Nxe7 Bb7 21. Nd5 Bxd5 22. Rxd5 exd5 23. Bb4 O-O-O *",advantage castling defensiveMove middlegame quietMove trappedPiece veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/3r05o""] [Themes ""advantage castling defensiveMove opening pin short""] [FEN ""r2qkbnr/1p1b1ppp/4P3/1BpQ4/8/4P3/PPP2PPP/R3K1NR b KQkq - 0 10""] [SetUp ""1""] 10... fxe6 11. Qxe6+ Be7 12. O-O-O *",advantage castling defensiveMove opening pin short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/13wDo""] [Themes ""advantage castling long middlegame trappedPiece""] [FEN ""r3k1nr/pppqb2p/6p1/4Q3/8/8/PPP2PPP/RNB1K2R w KQkq - 0 12""] [SetUp ""1""] 12. Qxh8 O-O-O 13. O-O Bf6 14. Qxf6 Nxf6 *",advantage castling long middlegame trappedPiece "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/yxdTF""] [Themes ""castling crushing discoveredAttack middlegame short""] [FEN ""rn1k3r/4b1p1/p3B1Q1/1pp1qN1p/8/4B1P1/PPP2P1P/R3K2b b Q - 5 22""] [SetUp ""1""] 22... Ra7 23. O-O-O+ Rd7 24. Bxd7 *",castling crushing discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/bUieU""] [Themes ""attraction castling crushing long middlegame""] [FEN ""r1b4r/pp2kp2/4p3/4q1pp/8/P4QPP/2P1B1P1/3RK2R b K - 5 20""] [SetUp ""1""] 20... Bd7 21. O-O f5 22. Rxd7+ Kxd7 23. Qxb7+ *",attraction castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/uewfd""] [Themes ""advantage castling middlegame short""] [FEN ""r3k2r/p4ppp/1Nn1p3/1Q6/8/1K2q3/1P4PP/R4B1R w kq - 1 21""] [SetUp ""1""] 21. Bd3 O-O 22. Qxc6 Qxd3+ *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/2PFQa""] [Themes ""advantage castling long middlegame""] [FEN ""2rqk2r/1p1n1pp1/p1pbp2p/8/3PQ3/2P2N1P/PP3PP1/R1B1R1K1 w k - 0 16""] [SetUp ""1""] 16. Bf4 Nf6 17. Qf5 O-O 18. Rxe6 Bxf4 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/j8YKM""] [Themes ""castling crushing discoveredAttack endgame short""] [FEN ""r3k2r/pp3p1p/n4p2/2P1p3/8/2P2N2/P1P2PPP/1R1K3R w kq - 2 14""] [SetUp ""1""] 14. Rxb7 O-O-O+ 15. Ke2 Kxb7 *",castling crushing discoveredAttack endgame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/KjEE1""] [Themes ""attraction castling crushing discoveredAttack endgame queensideAttack veryLong""] [FEN ""r3k1r1/p1p2pPR/1p6/2p5/4P3/4Q3/qPP2PP1/2KR4 w q - 0 20""] [SetUp ""1""] 20. Rh8 Qa1+ 21. Kd2 O-O-O+ 22. Qd3 Rxd3+ 23. Kxd3 Qxd1+ *",attraction castling crushing discoveredAttack endgame queensideAttack veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/DNqAL""] [Themes ""advantage castling discoveredAttack long master middlegame""] [FEN ""r3k2r/pR2nppp/2p1p3/6PP/4P3/3p2Q1/P1qNKPB1/2R5 w kq - 0 20""] [SetUp ""1""] 20. Qxd3 Qxd3+ 21. Kxd3 O-O-O+ 22. Ke3 Kxb7 *",advantage castling discoveredAttack long master middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/v4bqK""] [Themes ""advantage castling opening short""] [FEN ""r2qkbnr/ppp2ppp/2n1p3/5b2/2QP1B2/2N5/PP2PPPP/R3KBNR b KQkq - 0 6""] [SetUp ""1""] 6... Nxd4 7. O-O-O e5 8. Bxe5 *",advantage castling opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/owjwY""] [Themes ""castling crushing long opening""] [FEN ""rnb1kbnr/ppp1q1pp/8/4N3/5B2/3B4/PPP3PP/R2QK2R b KQkq - 0 9""] [SetUp ""1""] 9... Nc6 10. Qh5+ Kd8 11. O-O-O Nxe5 12. Bxe5 *",castling crushing long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/iB8tZ""] [Themes ""castling crushing defensiveMove master middlegame short""] [FEN ""rkb3nr/1p3ppp/pQ2p3/1B6/R2P1q2/5N2/2P2PPP/4K2R b K - 0 18""] [SetUp ""1""] 18... axb5 19. Rxa8+ Kxa8 20. O-O *",castling crushing defensiveMove master middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/TYBOk""] [Themes ""advantage castling middlegame veryLong""] [FEN ""r2q1rk1/ppp1np1p/6pQ/3Pp3/4B3/2P2P2/PP3P1P/R3K2R b KQ - 0 15""] [SetUp ""1""] 15... Nxd5 16. O-O-O c6 17. c4 Qc7 18. cxd5 cxd5+ 19. Bc2 *",advantage castling middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/tw6P5""] [Themes ""advantage castling clearance long middlegame""] [FEN ""r4rk1/ppp2ppp/2np4/8/3P1B2/2P2NPb/PP2Q2P/R3KBq1 b Q - 3 13""] [SetUp ""1""] 13... Qh1 14. O-O-O Bg4 15. Bg2 Qxh2 16. Rh1 *",advantage castling clearance long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/nGZ9N""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""rnb2rk1/pp1n2Bp/4p1pQ/q2pP3/8/2P3P1/Pp2N1BP/1R2K2R b K - 0 17""] [SetUp ""1""] 17... Qxa2 18. Bxf8 Nxf8 19. O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/lUuJC""] [Themes ""advancedPawn advantage castling hangingPiece middlegame quietMove veryLong""] [FEN ""rn2kbQ1/p6p/1p4p1/8/2p1qP2/3p4/PPP1B1PP/R1B1K2R w KQq - 0 17""] [SetUp ""1""] 17. O-O dxe2 18. Re1 Nc6 19. f5 O-O-O 20. Qe6+ Qxe6 21. fxe6 Bc5+ *",advancedPawn advantage castling hangingPiece middlegame quietMove veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/w9gni""] [Themes ""advantage castling intermezzo long middlegame""] [FEN ""r3k2r/pp2qpQp/2n3b1/2pp4/2B3P1/P2P1N1P/1PP2P2/R3K2R w KQkq - 1 15""] [SetUp ""1""] 15. Kd2 O-O-O 16. Bxd5 Rhg8 17. Qc3 Rxd5 *",advantage castling intermezzo long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/3SknU""] [Themes ""advantage castling defensiveMove long middlegame pin""] [FEN ""r2q1rk1/4p2p/p3p1p1/1pQ3P1/3np1NP/P2P4/1PP2P2/R3K2R b KQ - 1 18""] [SetUp ""1""] 18... Rc8 19. Nh6+ Kg7 20. Qe5+ Rf6 21. O-O-O *",advantage castling defensiveMove long middlegame pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/3z28P""] [Themes ""advantage castling clearance long middlegame""] [FEN ""r4b1r/pp1kp1pp/1qp1p3/8/2B5/2N2Q2/PP3PPP/4K2R b K - 1 15""] [SetUp ""1""] 15... Qxb2 16. O-O Rd8 17. Rb1 Qxb1+ 18. Nxb1 *",advantage castling clearance long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/cDYp9""] [Themes ""advantage castling defensiveMove middlegame quietMove short""] [FEN ""r3k2r/3qbp1p/n3p1p1/Q1ppP3/P4P2/1P6/2P3PP/RNB2R1K w kq - 1 17""] [SetUp ""1""] 17. Nc3 Nc7 18. Qb6 O-O *",advantage castling defensiveMove middlegame quietMove short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/2TR1n""] [Themes ""advantage castling intermezzo middlegame short""] [FEN ""r3k2r/pp1qb1pp/2np1n2/2p2b2/2B2B2/1N6/PPP2PPP/RN1QR1K1 w kq - 6 11""] [SetUp ""1""] 11. Bxd6 O-O-O 12. Nxc5 Qxd6 *",advantage castling intermezzo middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/323ur""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r1b1k2r/pp2bpp1/3p1n1p/2p1p3/3NP2B/q1NP3P/P1PQBPP1/1R2K2R b Kkq - 0 12""] [SetUp ""1""] 12... exd4 13. Nb5 Qxa2 14. O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/hldG1""] [Themes ""advantage castling defensiveMove fork long middlegame""] [FEN ""rnb1r3/ppp2kpp/2q5/2b1p3/2P1n2B/1Q3N2/PP3PPP/RN2K2R b KQ - 8 13""] [SetUp ""1""] 13... Be6 14. Nxe5+ Kg8 15. Nxc6 Nxc6 16. O-O *",advantage castling defensiveMove fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/6X0Iu""] [Themes ""castling crushing defensiveMove exposedKing long middlegame""] [FEN ""1rk4r/p2nQppp/4p3/1q6/2Nb2b1/BP6/P4PPP/R3K2R b KQ - 7 20""] [SetUp ""1""] 20... Bc5 21. Bxc5 Qxc5 22. Nd6+ Kc7 23. O-O *",castling crushing defensiveMove exposedKing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/S4uKQ""] [Themes ""advantage castling defensiveMove fork long middlegame""] [FEN ""r1bq1rk1/pp1nb1pp/4p1p1/3pP3/3N4/2N3B1/PPP1QPPP/R3K2R b KQ - 0 11""] [SetUp ""1""] 11... Bc5 12. Nxe6 Qb6 13. Nxf8 Qxb2 14. O-O *",advantage castling defensiveMove fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/PRLLe""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""r3kb1r/pQp1pppp/1n6/2P5/8/7P/Pq3PP1/RN2KB1R b KQkq - 0 12""] [SetUp ""1""] 12... Qxa1 13. Bb5+ Kd8 14. O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/OXDAi""] [Themes ""castling crushing defensiveMove exposedKing long middlegame""] [FEN ""r4knr/pbBp2b1/1pn1p2p/2p1P2B/3P3Q/2N5/PPP2PqP/R3KR2 b Q - 3 17""] [SetUp ""1""] 17... Nxd4 18. Bd6+ Ne7 19. Bxe7+ Kg8 20. O-O-O *",castling crushing defensiveMove exposedKing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/17H93""] [Themes ""advantage castling long middlegame sacrifice trappedPiece""] [FEN ""rnbqk2r/ppp3pp/3pB2n/8/8/1QN2N2/P4PPP/R3K2R b KQkq - 0 12""] [SetUp ""1""] 12... Qe7 13. O-O Bxe6 14. Qxb7 O-O 15. Qxa8 *",advantage castling long middlegame sacrifice trappedPiece "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/pV84Z""] [Themes ""advantage castling long middlegame""] [FEN ""2r1k2r/pR3ppp/2N2n2/3p4/q2P4/2bQP3/P4PPP/1R4K1 w k - 1 19""] [SetUp ""1""] 19. Qxc3 Rxc6 20. Rxa7 O-O 21. Rxa4 Rxc3 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/BdiBS""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r3kr2/pppnqp1Q/8/2n5/8/2P2P2/P1P1BP1P/R1B1K2R w KQq - 1 14""] [SetUp ""1""] 14. Bh6 Qh4 15. O-O-O O-O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/vgpZG""] [Themes ""castling crushing discoveredAttack middlegame queensideAttack veryLong""] [FEN ""2kr4/Qpp4p/4b3/b4q2/4p3/2P3R1/P1P3PP/R3K3 b Q - 0 21""] [SetUp ""1""] 21... Bb6 22. Qa8+ Kd7 23. O-O-O+ Bd5 24. Rg7+ Ke8 25. Rg8+ Bxg8 26. Qxd8+ Kf7 27. Rd7+ Qxd7 28. Qxd7+ *",castling crushing discoveredAttack middlegame queensideAttack veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/yehx9""] [Themes ""castling crushing discoveredAttack master middlegame short""] [FEN ""r4b2/pp1npkp1/2pq4/3p2P1/3PB3/8/PPP4r/RNBQK2R b KQ - 0 14""] [SetUp ""1""] 14... dxe4 15. O-O+ Kg8 16. Bf4 *",castling crushing discoveredAttack master middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/FDtlZ""] [Themes ""castling crushing middlegame quietMove skewer veryLong""] [FEN ""r4rk1/pp1bb1p1/4p1P1/2ppP1NR/4pB2/2P1P3/PP3P2/R3K3 b Q - 0 21""] [SetUp ""1""] 21... Rf5 22. O-O-O Bxg5 23. Bxg5 Be8 24. Rdh1 Bxg6 25. Rh8+ Kf7 26. Rxa8 *",castling crushing middlegame quietMove skewer veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/63kk2""] [Themes ""attraction castling crushing defensiveMove kingsideAttack opening sacrifice veryLong""] [FEN ""r2qk2r/pppb1pp1/2p5/2b4p/2B1P1n1/2N4P/PPPP1PP1/R1BQ1RK1 w kq - 1 9""] [SetUp ""1""] 9. hxg4 hxg4 10. g3 Qg5 11. Kg2 Rh2+ 12. Kxh2 Qh5+ 13. Kg1 O-O-O *",attraction castling crushing defensiveMove kingsideAttack opening sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/PDkW2""] [Themes ""castling crushing middlegame short""] [FEN ""r2kr3/q1pp1p1p/b1p2Pp1/p7/1RP3QP/4B3/PP3PP1/R3KB2 b Q - 2 19""] [SetUp ""1""] 19... axb4 20. O-O-O Qxe3+ 21. fxe3 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/kpTd8""] [Themes ""advantage castling defensiveMove opening short""] [FEN ""r2qk2r/pp1b1ppp/2nb3n/2pBp1N1/4P3/3P4/PPP3PP/RNBQK2R w KQkq - 3 9""] [SetUp ""1""] 9. Nxf7 Nxf7 10. O-O O-O *",advantage castling defensiveMove opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/3S6YY""] [Themes ""castling crushing middlegame short""] [FEN ""r3k2r/3bqppp/p3p3/1pp1N3/P7/1P1P4/1P3RPP/R2Q2K1 w kq - 0 16""] [SetUp ""1""] 16. Nxf7 O-O 17. Ne5 Rxf2 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/BpkIu""] [Themes ""advantage castling fork middlegame short""] [FEN ""r1bqk2r/1p3pbp/p1n1p1p1/2p1P1N1/P1B3n1/2N5/1PPP2PP/R1BQ1RK1 w kq - 0 11""] [SetUp ""1""] 11. Nxf7 Qd4+ 12. Kh1 O-O *",advantage castling fork middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Pn4AA""] [Themes ""advantage castling clearance opening short""] [FEN ""r1b1k2r/ppppqppp/5nn1/2b1P3/8/2N3B1/PPPQ1PPP/R3KBNR b KQkq - 2 9""] [SetUp ""1""] 9... Nxe5 10. O-O-O d6 11. Re1 *",advantage castling clearance opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/SfVD7""] [Themes ""advantage castling defensiveMove opening short""] [FEN ""r1bqk2r/ppp3pp/3b4/3p1P2/3P1n2/2PB3P/PPQB1P2/R3K1NR w KQkq - 1 13""] [SetUp ""1""] 13. O-O-O Nxd3+ 14. Qxd3 O-O *",advantage castling defensiveMove opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/X5kMB""] [Themes ""advantage castling long middlegame trappedPiece""] [FEN ""r1b1k1nr/pp2b1pp/n2p1p2/3N4/3P3B/5N2/PPP1Q2P/R3KB1q b Qkq - 1 14""] [SetUp ""1""] 14... Bh3 15. O-O-O Bxf1 16. Rxf1 Qxf1+ 17. Qxf1 *",advantage castling long middlegame trappedPiece "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/wluOl""] [Themes ""advantage castling defensiveMove fork long opening""] [FEN ""r1bqk2r/pp1p1pbp/2p3p1/3nP3/B2p4/3P1Q2/PPP2PPP/RNB2RK1 w kq - 1 10""] [SetUp ""1""] 10. Re1 Qa5 11. Nd2 Qxa4 12. Nc4 O-O *",advantage castling defensiveMove fork long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/kBmik""] [Themes ""castling crushing middlegame short""] [FEN ""r3kb1r/ppp2ppp/2p5/4P1B1/3P4/2N3Pb/PPP1Q2P/R3KB1q b Qkq - 3 11""] [SetUp ""1""] 11... Bb4 12. O-O-O Bxc3 13. Bxh3 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/3bFai""] [Themes ""advancedPawn castling crushing defensiveMove hangingPiece long middlegame pin""] [FEN ""rn2kb1r/3qpp1p/1p1P1np1/p7/8/B3PQ2/PP3PPP/2R1K2R b Kkq - 0 16""] [SetUp ""1""] 16... Bg7 17. Qxa8 O-O 18. dxe7 Re8 19. O-O *",advancedPawn castling crushing defensiveMove hangingPiece long middlegame pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/w1PCa""] [Themes ""castling crushing defensiveMove middlegame veryLong""] [FEN ""r1b1k2r/pp1n1ppp/2p1p3/8/1P1Pn3/2N1PN2/BPQ2PPP/q1B1K2R b Kkq - 1 11""] [SetUp ""1""] 11... Nxc3 12. bxc3 a5 13. b5 cxb5 14. O-O b4 15. Bd2 *",castling crushing defensiveMove middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/wfIv6""] [Themes ""attackingF2F7 castling crushing discoveredAttack long master middlegame sacrifice""] [FEN ""rnb1kb1r/1p3pp1/p6p/4P3/1qB4B/1N6/P2Q2PP/1R2K2R b Kkq - 0 16""] [SetUp ""1""] 16... Be7 17. Bxf7+ Kxf7 18. O-O+ Ke8 19. Qc2 *",attackingF2F7 castling crushing discoveredAttack long master middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ryHig""] [Themes ""advantage castling clearance middlegame veryLong""] [FEN ""rnb2r2/pp1nqpk1/4p1p1/1NppP3/3P1NQ1/3B2P1/PPP2P2/R3K3 b Q - 3 16""] [SetUp ""1""] 16... cxd4 17. Nxg6 fxg6 18. Qxg6+ Kh8 19. O-O-O Qg7 20. Rh1+ Kg8 21. Qxe6+ *",advantage castling clearance middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/z0noK""] [Themes ""advantage castling defensiveMove fork middlegame short""] [FEN ""r3k2r/pRpq2pp/8/Q1b3B1/4n3/5N2/P4PPP/5RK1 w kq - 0 18""] [SetUp ""1""] 18. Re1 Bxf2+ 19. Kh1 O-O *",advantage castling defensiveMove fork middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/r5bhH""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""r3k2N/pppn2pp/8/3Pp3/Q1BP1qb1/8/PP1P2PP/RNB2K1R w q - 3 15""] [SetUp ""1""] 15. Kg1 Qxd4+ 16. Kf1 O-O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/sDIYF""] [Themes ""advantage castling middlegame quietMove veryLong""] [FEN ""r2qk2r/1p3pp1/p1n1p3/3p3p/3P2Q1/2N1B3/PPP2P1K/R4R2 w kq - 0 16""] [SetUp ""1""] 16. Qxg7 Qh4+ 17. Kg2 O-O-O 18. Rh1 Qe7 19. Kf1 Rdg8 *",advantage castling middlegame quietMove veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/gietn""] [Themes ""advantage castling middlegame skewer veryLong""] [FEN ""r3k2r/ppp2pp1/2pq4/8/4PPp1/2NP2Q1/PPP1BbP1/R5K1 w kq - 0 17""] [SetUp ""1""] 17. Qxf2 g3 18. Qe3 Qh6 19. Qxg3 Qh1+ 20. Kf2 Qxa1 21. Qxg7 O-O-O *",advantage castling middlegame skewer veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/0KjP8""] [Themes ""advantage castling middlegame short""] [FEN ""r3kr2/pppbqpQ1/2np3B/4p3/2PPN2b/P2B4/1P3PPP/R4RK1 w q - 1 15""] [SetUp ""1""] 15. Rfe1 O-O-O 16. Bg5 Bxg5 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/3Cqxi""] [Themes ""castling crushing defensiveMove long middlegame pin""] [FEN ""r1bq1r1k/pp1nbp1n/7Q/4P1N1/2B4P/2p5/PP4P1/R3K2R b KQ - 1 16""] [SetUp ""1""] 16... Nf6 17. O-O Qd4+ 18. Kh1 Qxe5 19. Rxf6 *",castling crushing defensiveMove long middlegame pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/HzZWx""] [Themes ""advantage castling defensiveMove endgame long quietMove""] [FEN ""4kb1r/1p3ppp/p7/3p4/8/4PB2/PP1Q1PPP/R2K1q2 w k - 3 19""] [SetUp ""1""] 19. Kc2 Qxa1 20. Qxd5 Be7 21. Qxb7 O-O *",advantage castling defensiveMove endgame long quietMove "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/nz5TI""] [Themes ""advantage castling discoveredAttack middlegame veryLong""] [FEN ""r1bqk2r/p3ppbp/2p3p1/1N1n4/4BB2/2P5/PP3PPP/R2QK2R b KQkq - 1 12""] [SetUp ""1""] 12... Nxf4 13. Qxd8+ Kxd8 14. O-O-O+ Nd5 15. Bxd5 cxb5 16. Bxa8+ *",advantage castling discoveredAttack middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/b3Ugu""] [Themes ""castling crushing middlegame pin sacrifice short""] [FEN ""r3kbnr/ppp2ppp/8/4P3/1n1PpPP1/8/PP1KNq1P/R1BQ1B1R w kq - 0 12""] [SetUp ""1""] 12. a3 O-O-O 13. axb4 Rxd4+ *",castling crushing middlegame pin sacrifice short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/sxvMk""] [Themes ""advantage castling middlegame short""] [FEN ""r3k2r/p1p3pp/2p1bq2/2b5/8/8/PPPP1PPP/RNBQR1K1 w kq - 2 12""] [SetUp ""1""] 12. Qf3 O-O 13. Qxf6 Rxf6 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/XVj3U""] [Themes ""attraction castling crushing defensiveMove kingsideAttack middlegame sacrifice veryLong""] [FEN ""r3r2k/1bqn2bp/pp4n1/5pP1/P2B4/1QP2N2/1P1NB3/R3K2R b KQ - 0 20""] [SetUp ""1""] 20... Nf4 21. Bxg7+ Kxg7 22. Rxh7+ Kxh7 23. Qf7+ Kh8 24. O-O-O *",attraction castling crushing defensiveMove kingsideAttack middlegame sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/V88pV""] [Themes ""castling clearance crushing long middlegame""] [FEN ""r1bq1r2/pp1np1bk/3p2p1/6N1/3p1P2/2PB4/PP1N1PP1/R2QK3 b Q - 1 13""] [SetUp ""1""] 13... Kg8 14. Qb3+ Kh8 15. O-O-O Nf6 16. Rh1+ *",castling clearance crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/bER3z""] [Themes ""castling crushing defensiveMove kingsideAttack middlegame sacrifice veryLong""] [FEN ""2rrn1k1/p3bppb/1q2p2B/2ppN2Q/3N4/2P1P2P/PP3P2/R3K1R1 b Q - 3 20""] [SetUp ""1""] 20... g6 21. Nxg6 fxg6 22. Rxg6+ Bxg6 23. Qxg6+ Kh8 24. O-O-O *",castling crushing defensiveMove kingsideAttack middlegame sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/cybO5""] [Themes ""castling crushing middlegame veryLong""] [FEN ""3q1k1r/ppNbpp1p/6p1/2p5/5B2/3P1Q2/P5PP/b3K2R b K - 1 17""] [SetUp ""1""] 17... e5 18. Bh6+ Kg8 19. O-O Bf5 20. Qxb7 Bd4+ 21. Kh1 Be3 22. Bxe3 *",castling crushing middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/OO4Oa""] [Themes ""attraction castling crushing deflection discoveredAttack middlegame pin sacrifice veryLong""] [FEN ""r3k2r/1p3ppp/p1p1p3/8/4Q3/2P2P2/1q1K1P1P/3R1B1R w kq - 4 20""] [SetUp ""1""] 20. Qc2 O-O-O+ 21. Bd3 Rxd3+ 22. Kxd3 Rd8+ 23. Ke3 Qxc2 *",attraction castling crushing deflection discoveredAttack middlegame pin sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/P1cXa""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r4rk1/2p2p2/p1n4p/1p3pq1/4p3/1PB5/1PP1QPPP/R3K2R b KQ - 0 19""] [SetUp ""1""] 19... Qxg2 20. O-O-O Qg5+ 21. Kb1 *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/76ZLB""] [Themes ""advantage castling middlegame veryLong""] [FEN ""rn1qk2r/pp3p2/7p/2pP1bp1/1b2n3/2NB2B1/PPQ2PPP/R3K1NR b KQkq - 0 12""] [SetUp ""1""] 12... Qxd5 13. O-O-O Nxc3 14. bxc3 Ba3+ 15. Kb1 Bxd3 16. Rxd3 *",advantage castling middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/1Ptzz""] [Themes ""castling crushing long middlegame sacrifice""] [FEN ""r3k2r/pR2pp2/3p1n2/2pP1Q1p/2q2P2/4PBR1/P4PK1/8 w kq - 0 24""] [SetUp ""1""] 24. Bxh5 Rxh5 25. Qxh5 O-O-O 26. Qxf7 Qe4+ *",castling crushing long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/fZ80F""] [Themes ""advantage castling long middlegame""] [FEN ""r3k2r/1bp3b1/ppnp3p/5nqP/P1BP1P2/2N5/1PPQN3/R3K2R b KQkq - 0 16""] [SetUp ""1""] 16... Qg2 17. Bd5 Qg4 18. O-O-O Bxd4 19. Nxd4 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/RE3si""] [Themes ""castling crushing master middlegame sacrifice veryLong""] [FEN ""r3k2r/pppq1ppp/2p2n2/2b5/4P1b1/2PP2Q1/PP3PPP/RNB1KB1R w KQkq - 1 9""] [SetUp ""1""] 9. e5 Ne4 10. e6 Qxe6 11. dxe4 O-O-O 12. Be2 Bxe2 *",castling crushing master middlegame sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/PrPuf""] [Themes ""advantage castling fork long middlegame""] [FEN ""r3k3/pbp2p2/3b3p/4pp1q/8/2NPQN1P/PPP2P2/4R1RK w q - 5 20""] [SetUp ""1""] 20. Rg3 O-O-O 21. Kg2 f4 22. Qe2 fxg3 *",advantage castling fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/7KLdS""] [Themes ""advantage castling exposedKing long middlegame""] [FEN ""rnb2b1r/pp1p2pp/2p1k3/3nP1BQ/2qP1P2/8/PPP3PP/RN2K2R b KQ - 0 11""] [SetUp ""1""] 11... Qxc2 12. O-O g6 13. f5+ Qxf5 14. Qh4 *",advantage castling exposedKing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Rttjo""] [Themes ""castling crushing long middlegame""] [FEN ""r3kb1r/pp1b1p1p/4qp2/2PN4/8/5N2/PPP2PPP/R2QK2R w KQkq - 1 12""] [SetUp ""1""] 12. Kf1 Bb5+ 13. Kg1 O-O-O 14. c4 Bxc4 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/29dfl""] [Themes ""castling crushing long opening""] [FEN ""r2qkb1r/pQ2pppp/2n2n2/5b2/2pP1B2/2N5/PP3PPP/R3KBNR b KQkq - 0 8""] [SetUp ""1""] 8... Nxd4 9. O-O-O Qc8 10. Qxc8+ Rxc8 11. Rxd4 *",castling crushing long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/bScxR""] [Themes ""attraction castling crushing defensiveMove middlegame sacrifice veryLong""] [FEN ""r3k2r/pb3p2/1p2pq2/2p3p1/P2pPBp1/2PP2P1/1PQN3P/R3R1K1 w kq - 0 19""] [SetUp ""1""] 19. Bd6 Rxh2 20. Kxh2 Qf2+ 21. Kh1 O-O-O 22. Be5 f6 23. Bxf6 Rd7 *",attraction castling crushing defensiveMove middlegame sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/40Hf2""] [Themes ""castling crushing defensiveMove discoveredAttack long middlegame""] [FEN ""3r1r1k/pp5p/2q3R1/2PN1P2/1P5b/7P/PBP2P2/R3K3 b Q - 4 23""] [SetUp ""1""] 23... Bf6 24. Rxf6 Rde8+ 25. Re6+ Kg8 26. O-O-O *",castling crushing defensiveMove discoveredAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/xuSk1""] [Themes ""castling crushing long middlegame""] [FEN ""r3kbr1/pp1n1p2/2p5/4pP1p/P1B2n1q/1P3Pp1/1BP1N1P1/R2QR1K1 w q - 0 23""] [SetUp ""1""] 23. Nxf4 Qh2+ 24. Kf1 O-O-O 25. Ke2 exf4 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ziV9s""] [Themes ""advantage castling discoveredAttack long middlegame""] [FEN ""4k2r/2q1bppp/4p1n1/p1p1P3/Q7/5NB1/1r3PPP/R3K2R b KQk - 1 20""] [SetUp ""1""] 20... Qd7 21. Qxd7+ Kxd7 22. O-O-O+ Kc6 23. Kxb2 *",advantage castling discoveredAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ct4Ip""] [Themes ""advantage castling discoveredAttack endgame short""] [FEN ""r3k2r/pp2pp1p/2n3p1/8/4P3/5B2/P2K1PPP/1R5R w kq - 1 16""] [SetUp ""1""] 16. Rxb7 O-O-O+ 17. Ke3 Kxb7 *",advantage castling discoveredAttack endgame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/VrjHt""] [Themes ""advantage castling defensiveMove opening short""] [FEN ""rn1qkb1r/p4ppp/3Pbp2/1N6/2p5/5N2/PP2QPPP/R3KB1R b KQkq - 0 13""] [SetUp ""1""] 13... Bxd6 14. O-O-O Bf4+ 15. Kb1 *",advantage castling defensiveMove opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/jyacy""] [Themes ""castling crushing discoveredAttack kingsideAttack long middlegame pin""] [FEN ""r3k3/pp1n1pp1/3bp1p1/2p1N3/3PQP2/2P1P1qr/PP4P1/R1B2RK1 w q - 0 15""] [SetUp ""1""] 15. Nxd7 O-O-O 16. Qf3 Qh2+ 17. Kf2 Rxf3+ *",castling crushing discoveredAttack kingsideAttack long middlegame pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/bUgq4""] [Themes ""advantage castling discoveredAttack opening short""] [FEN ""rnbq3r/1p2kp1p/p7/4p2N/1b1pP3/2N2Q2/PPP2PPP/R3KB1R b KQ - 3 13""] [SetUp ""1""] 13... dxc3 14. Qf6+ Kd7 15. O-O-O+ *",advantage castling discoveredAttack opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/X6zxN""] [Themes ""castling crushing opening veryLong""] [FEN ""r1bqk2r/ppp3pp/5n2/8/1b1n4/1P6/PBPN1PPP/R2QKBNR w KQkq - 0 9""] [SetUp ""1""] 9. Bxd4 Qxd4 10. Nf3 Bxd2+ 11. Nxd2 Bg4 12. Be2 O-O-O 13. Bxg4+ Nxg4 *",castling crushing opening veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Juvhj""] [Themes ""castling crushing long opening""] [FEN ""r1b1k2r/ppppqppp/1bn2n2/4P1B1/2BP4/5N2/PP3PPP/RN1QK2R b KQkq - 2 8""] [SetUp ""1""] 8... d6 9. O-O dxe5 10. dxe5 Nxe5 11. Nxe5 *",castling crushing long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/tmaYB""] [Themes ""advantage castling long opening pin""] [FEN ""r3kb1r/pp4pp/2n5/q2BpbN1/8/8/PPP2PPP/R1BQK2R w KQkq - 1 12""] [SetUp ""1""] 12. c3 O-O-O 13. Qf3 Nd4 14. Qxf5+ Nxf5 *",advantage castling long opening pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/LfuxS""] [Themes ""advantage castling middlegame short""] [FEN ""r3k2r/1b1R1ppp/p1pbp3/2p1N3/N3n3/8/PPP2PPP/R1B3K1 w kq - 4 13""] [SetUp ""1""] 13. Rxf7 Bxe5 14. Rxb7 O-O-O *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/nsnbP""] [Themes ""castling crushing discoveredAttack middlegame short""] [FEN ""bn5r/6pp/p2k3n/1pq1p3/3p4/1BP3Q1/PP5P/R3KR2 b Q - 2 23""] [SetUp ""1""] 23... dxc3 24. O-O-O+ Kc7 25. Qxg7+ *",castling crushing discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/XiuPO""] [Themes ""advantage castling middlegame veryLong""] [FEN ""1r1qk2r/3b1pb1/p1nPp1pn/3B2Np/1p3B2/N1P4P/PP2QPP1/2KR3R w k - 0 16""] [SetUp ""1""] 16. Nxe6 fxe6 17. Bxc6 O-O 18. Bxd7 Qxd7 19. Nc4 Rxf4 *",advantage castling middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ibs10""] [Themes ""advantage castling middlegame veryLong""] [FEN ""3rkbnr/p1p1pppp/b1P5/8/P1p5/4PN2/qBQ1BPPP/1N2K2R b Kk - 3 13""] [SetUp ""1""] 13... e6 14. Nc3 Bb4 15. O-O Qb3 16. Qxb3 cxb3 17. Bxa6 *",advantage castling middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/w6Qp2""] [Themes ""advantage castling defensiveMove opening quietMove short""] [FEN ""r1b1k2r/ppp2ppp/2p5/8/1bP5/6B1/Pq1NPPPP/R2QKB1R w KQkq - 0 10""] [SetUp ""1""] 10. Rc1 Bf5 11. Bxc7 O-O *",advantage castling defensiveMove opening quietMove short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/4X4AI""] [Themes ""advancedPawn advantage castling defensiveMove long middlegame pin""] [FEN ""Q1b1k2r/5ppp/p3q3/1pbp4/3p4/8/PP1P1PPP/R1B1KB1R w KQk - 0 16""] [SetUp ""1""] 16. Be2 d3 17. O-O dxe2 18. Re1 O-O *",advancedPawn advantage castling defensiveMove long middlegame pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/YhYJs""] [Themes ""castling crushing defensiveMove middlegame veryLong""] [FEN ""r1bqk2r/p1p2ppp/8/3p4/4n3/3QP3/PP3PPP/RN2KB1R w KQkq - 0 11""] [SetUp ""1""] 11. f3 Qh4+ 12. g3 Nxg3 13. hxg3 Qxh1 14. Qxd5 O-O *",castling crushing defensiveMove middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/M9aAz""] [Themes ""advantage castling defensiveMove long opening""] [FEN ""r3kbnr/pp2pppp/1qn5/3pP3/3P4/1P2BQ2/P4PPP/RN2KB1R b KQkq - 0 9""] [SetUp ""1""] 9... Nxd4 10. Bxd4 Qxd4 11. Bb5+ Kd8 12. O-O *",advantage castling defensiveMove long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/h3bTO""] [Themes ""advantage castling discoveredAttack exposedKing middlegame quietMove veryLong""] [FEN ""r5nr/ppp2k2/7B/4P2p/3nq1pP/8/PP1QB1P1/2R1K2R b K - 0 17""] [SetUp ""1""] 17... Rxh6 18. O-O+ Kg7 19. Rxc7+ Kh8 20. Bd3 Qxe5 21. Rff7 Nf3+ 22. gxf3 *",advantage castling discoveredAttack exposedKing middlegame quietMove veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/jr9xn""] [Themes ""advantage castling middlegame pin sacrifice short""] [FEN ""r1bk3r/pp1n1p2/7p/q1pnB1p1/1b6/2NQ1N2/PP3PPP/R3KB1R b KQ - 1 15""] [SetUp ""1""] 15... Re8 16. O-O-O Nxc3 17. Bf6+ *",advantage castling middlegame pin sacrifice short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/wEUO3""] [Themes ""advantage castling clearance long middlegame pin""] [FEN ""r1bk1bnr/p4ppp/4q3/1NpPN3/1nB5/8/1B3PPP/1Q2K2R b K - 0 16""] [SetUp ""1""] 16... Nxd5 17. Bxd5 Qxd5 18. O-O Be6 19. Rd1 *",advantage castling clearance long middlegame pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/zFEKt""] [Themes ""advantage castling defensiveMove exposedKing middlegame veryLong""] [FEN ""r3k3/2p2p2/p1pp1r2/2q5/2P3p1/1P4P1/P3N1B1/R2Q1RK1 w q - 0 23""] [SetUp ""1""] 23. Kh1 Rh6+ 24. Bh3 Rxh3+ 25. Kg2 Qe3 26. Qc2 O-O-O *",advantage castling defensiveMove exposedKing middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/7wbXT""] [Themes ""castling crushing defensiveMove long master middlegame""] [FEN ""r1bq1rk1/1pn1ppbR/6P1/p7/Pn1p1P2/1BN1B3/1PP3P1/R2QK3 b Q - 0 15""] [SetUp ""1""] 15... Be6 16. Qh5 fxg6 17. Qxg6 Rf7 18. O-O-O *",castling crushing defensiveMove long master middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ysXdJ""] [Themes ""advantage castling middlegame short""] [FEN ""r1bqr1k1/pp3p1p/3p2p1/5P2/3bN1P1/3Q1N2/PP4P1/R3K2R b KQ - 2 17""] [SetUp ""1""] 17... Bc5 18. O-O-O gxf5 19. Nxc5 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/lQTj3""] [Themes ""attraction castling crushing defensiveMove opening sacrifice veryLong""] [FEN ""r2qk2r/pppb1pp1/2p5/2b5/2B1P1p1/2N5/PPPP1PP1/R1BQ1RK1 w kq - 0 10""] [SetUp ""1""] 10. g3 Qg5 11. Kg2 Rh2+ 12. Kxh2 Qh5+ 13. Kg1 O-O-O *",attraction castling crushing defensiveMove opening sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/jCzhW""] [Themes ""advantage castling long middlegame quietMove""] [FEN ""Qn2k2r/p1q1bppp/1pp1p3/4N3/3P4/1P2P3/P1b2PPP/R1B2RK1 w k - 0 14""] [SetUp ""1""] 14. a4 O-O 15. a5 b5 16. a6 f6 *",advantage castling long middlegame quietMove "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/BoM6g""] [Themes ""advantage castling defensiveMove fork long middlegame""] [FEN ""r2qkr2/1p2bpQ1/2b1p3/3pP2p/3B4/P1N5/5PPP/R4RK1 w q - 0 21""] [SetUp ""1""] 21. Be3 d4 22. Rfd1 Qa5 23. Bxd4 O-O-O *",advantage castling defensiveMove fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/lYtTd""] [Themes ""advantage castling defensiveMove master middlegame short""] [FEN ""1r1q1rk1/pp1bppbp/2np1npB/8/2BNP1P1/2N2P2/PPPQ4/R3K2R b KQ - 2 13""] [SetUp ""1""] 13... Bxh6 14. Qxh6 Nxd4 15. O-O-O *",advantage castling defensiveMove master middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/5Jtwj""] [Themes ""castling crushing kingsideAttack long opening pin""] [FEN ""r3kbr1/ppp2p1p/2n2p2/3q4/3P4/2P2N1b/PP2BPPP/RN1Q1RK1 w q - 2 10""] [SetUp ""1""] 10. Re1 Rxg2+ 11. Kh1 O-O-O 12. Bf1 Rxh2+ *",castling crushing kingsideAttack long opening pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/b7uGR""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""r1b1k2r/pp2pp1p/2np1np1/8/1q2P3/2NB1N2/PPPQ1PPP/R3K2R b KQkq - 3 11""] [SetUp ""1""] 11... Qxb2 12. Rb1 Qa3 13. Nb5 Qxa2 14. O-O *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/iDzTf""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r1bqk1r1/pppp3p/n4nNQ/2bP1B2/8/P7/1P3PPP/RNB1K2R b KQq - 0 13""] [SetUp ""1""] 13... hxg6 14. Bxg6+ Ke7 15. O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/gEcPP""] [Themes ""advantage castling defensiveMove exposedKing long middlegame""] [FEN ""r3k1nQ/pp1n1p1p/2pb2q1/5b2/3P3P/2P2B2/PP4P1/RNBK3R w q - 1 14""] [SetUp ""1""] 14. h5 Bc2+ 15. Ke2 Qd3+ 16. Kf2 O-O-O *",advantage castling defensiveMove exposedKing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/AgAao""] [Themes ""advantage castling defensiveMove fork long middlegame""] [FEN ""Q1b1k2r/p2pnpbp/4p1p1/4P3/2B2B2/8/PqP2PPP/R4RK1 w k - 1 14""] [SetUp ""1""] 14. Rab1 Qd4 15. Ba6 Qxf4 16. Bxc8 O-O *",advantage castling defensiveMove fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/gzhhW""] [Themes ""castling crushing discoveredAttack long middlegame""] [FEN ""3r1b1r/ppq1k1pp/4b3/4n1Q1/8/8/PPP1PPPP/R3KBNR b KQ - 5 13""] [SetUp ""1""] 13... Kd6 14. O-O-O+ Kc6 15. Qxd8 Qxd8 16. Rxd8 *",castling crushing discoveredAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/5NJrn""] [Themes ""advantage castling defensiveMove fork long opening""] [FEN ""rn1q1k1r/pbp3pp/1p2p3/7Q/3PBb2/8/PPPN2PP/R3K1NR b KQ - 3 12""] [SetUp ""1""] 12... Bxe4 13. Nxe4 Qxd4 14. Ne2 Qxe4 15. O-O *",advantage castling defensiveMove fork long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/rdn3U""] [Themes ""advantage castling defensiveMove hangingPiece long middlegame""] [FEN ""r3k2r/pp3ppp/5n2/2b1NbB1/2Pq4/2N5/PP3PPP/R2QK2R w KQkq - 1 12""] [SetUp ""1""] 12. O-O Qxe5 13. Re1 Ne4 14. Qf3 O-O *",advantage castling defensiveMove hangingPiece long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/EGvIa""] [Themes ""castling clearance crushing long middlegame pin""] [FEN ""r3k3/2p2p2/p1pb1n1p/4N2p/4P3/2P4q/PP1N1P2/R2QR1K1 w q - 2 16""] [SetUp ""1""] 16. Ndf3 O-O-O 17. Ng5 Rg8 18. Qg4+ hxg4 *",castling clearance crushing long middlegame pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/4TKw0""] [Themes ""advantage castling defensiveMove discoveredAttack long middlegame""] [FEN ""rn2k2r/ppp1q1pp/3b2b1/5p2/3PnP2/2NBB3/PPP3QP/2KR2NR w kq - 2 13""] [SetUp ""1""] 13. Nge2 Nxc3 14. Nxc3 Qxe3+ 15. Kb1 O-O *",advantage castling defensiveMove discoveredAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/eGqnO""] [Themes ""advantage attackingF2F7 castling defensiveMove middlegame pin short""] [FEN ""r3k2r/4bppp/p3p3/qb2B1PQ/1p6/3B4/PPP4P/R3KR2 b Qkq - 0 20""] [SetUp ""1""] 20... Bxd3 21. Qxf7+ Kd7 22. O-O-O *",advantage attackingF2F7 castling defensiveMove middlegame pin short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/TMKSI""] [Themes ""advantage castling long middlegame""] [FEN ""r3k1r1/ppq1b2p/2pp1p2/2nPp3/2P1P1bB/2N2N2/PPB2P2/R2QR1K1 w q - 0 17""] [SetUp ""1""] 17. Kh2 f5 18. Rg1 O-O-O 19. Bxe7 Qxe7 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/w5FA9""] [Themes ""castling clearance crushing middlegame veryLong""] [FEN ""r1b3nr/pp4pp/3R4/2p1p3/1BP1k2P/6P1/5P2/4KB1R b K - 0 19""] [SetUp ""1""] 19... cxb4 20. Bd3+ Kf3 21. O-O Nf6 22. Re1 Kg4 23. Rxe5 *",castling clearance crushing middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/aTV9m""] [Themes ""advantage castling middlegame short""] [FEN ""r3k2r/1p3ppp/p1b5/3pP3/2p2P2/5BPq/PPP2P1P/R2QK2R w KQkq - 1 17""] [SetUp ""1""] 17. Bxd5 O-O-O 18. Bxc6 Rxd1+ *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/j4b1q""] [Themes ""castling crushing middlegame short""] [FEN ""r3k2r/pppbnppp/2n5/1B1Nq3/Q3P3/5N2/PP3PPP/R3K2R b KQkq - 5 12""] [SetUp ""1""] 12... Qxb2 13. O-O Nxd5 14. exd5 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/pNVk3""] [Themes ""advantage castling discoveredAttack middlegame short""] [FEN ""1rbk3r/p4pb1/2p4p/2p1P1p1/4N3/5NP1/PP3PP1/R3K2R b KQ - 3 16""] [SetUp ""1""] 16... Rxb2 17. O-O-O+ Kc7 18. Kxb2 *",advantage castling discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/JnkvM""] [Themes ""advantage castling defensiveMove opening short""] [FEN ""r1bqr1k1/ppp2ppp/2n5/3nP1N1/1b1P4/2NB3P/PP4P1/R1BQK2R b KQ - 2 12""] [SetUp ""1""] 12... Nxc3 13. Bxh7+ Kf8 14. O-O *",advantage castling defensiveMove opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/vNsTz""] [Themes ""advantage castling discoveredAttack middlegame short""] [FEN ""r3kb1r/pp3ppp/2n2nb1/1BP5/1P2p1P1/2P2N1P/P4P2/RNBK3R w kq - 1 12""] [SetUp ""1""] 12. Ne5 O-O-O+ 13. Kc2 Nxe5 *",advantage castling discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Op4qf""] [Themes ""advantage castling opening sacrifice short""] [FEN ""r1bqnr1k/pp2bppB/4p3/4N1N1/2Pp4/8/PP4PP/R1BQK2R b KQ - 0 13""] [SetUp ""1""] 13... Bxg5 14. O-O Bxc1 15. Rxf7 *",advantage castling opening sacrifice short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/YgtWl""] [Themes ""advantage castling opening short""] [FEN ""r1bqk2r/p1p2ppp/1p2p3/8/Qb1n1P2/2N2N2/PP3PPP/R3KB1R b KQkq - 1 10""] [SetUp ""1""] 10... c6 11. O-O-O Bxc3 12. bxc3 *",advantage castling opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/fqHdU""] [Themes ""advantage castling discoveredAttack long middlegame""] [FEN ""r2qk2r/1p3pp1/p1n2b1p/4p3/8/2PB3P/P2QNPP1/1R2K2R w Kkq - 0 18""] [SetUp ""1""] 18. Rxb7 e4 19. Bxe4 Qxd2+ 20. Kxd2 O-O-O+ *",advantage castling discoveredAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/h8vrW""] [Themes ""advantage castling middlegame short""] [FEN ""r3k1nr/pp1n1ppp/4p3/3pP3/8/1NP1P3/Pq4PP/RN1QK2R b KQkq - 0 11""] [SetUp ""1""] 11... Nxe5 12. O-O Nf6 13. Rf2 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/rcvzI""] [Themes ""castling crushing long middlegame sacrifice""] [FEN ""r2qk2r/ppp3pp/2pb2p1/8/4n1P1/7P/PPPP1P2/RNBQ1RK1 w kq - 0 12""] [SetUp ""1""] 12. Re1 O-O 13. Rxe4 Qh4 14. Qf1 Rf3 *",castling crushing long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/x0SHw""] [Themes ""advantage castling long opening""] [FEN ""rn1qk2r/pp3ppp/5n2/2bp4/4p1b1/PBNP1N2/1PP2PPP/R1BQK2R w KQkq - 0 9""] [SetUp ""1""] 9. Qe2 O-O 10. dxe4 dxe4 11. Nxe4 Nxe4 *",advantage castling long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/QiQCh""] [Themes ""castling crushing discoveredAttack middlegame short""] [FEN ""r3k1nr/pp3ppp/2n5/8/4p3/4N1PN/P1PK1P1P/1R5R w kq - 1 16""] [SetUp ""1""] 16. Rxb7 O-O-O+ 17. Kc3 Kxb7 *",castling crushing discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Vhaec""] [Themes ""advantage castling defensiveMove master middlegame short""] [FEN ""r1b1r1k1/pp3pbp/3Np1p1/8/2qP4/B7/PQ3PPP/R3K2R b KQ - 1 16""] [SetUp ""1""] 16... Qxd4 17. Qxd4 Bxd4 18. O-O-O *",advantage castling defensiveMove master middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ox0Gt""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""r3k2r/pp2pp2/2np2p1/q2N3p/3bP1bP/1Q3N2/PP2BPP1/R4K1R w kq - 0 14""] [SetUp ""1""] 14. Nxd4 Nxd4 15. Qxb7 Bxe2+ 16. Kg1 O-O *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/n1fpK""] [Themes ""castling crushing middlegame queensideAttack veryLong""] [FEN ""r3k1r1/pbp2p2/1p2pP2/2n3BQ/2Pq3P/3B4/P1P2P2/2KR2R1 w q - 5 19""] [SetUp ""1""] 19. Qh7 O-O-O 20. Be3 Nxd3+ 21. cxd3 Qa1+ 22. Kc2 Qxa2+ *",castling crushing middlegame queensideAttack veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/PjrpZ""] [Themes ""advantage castling defensiveMove middlegame oneMove""] [FEN ""r2qkbnr/1pp2ppp/8/8/p2n1B2/2N1Q3/PPP2PPP/R3K2R b KQkq - 1 11""] [SetUp ""1""] 11... Ne7 12. O-O-O *",advantage castling defensiveMove middlegame oneMove "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/PeJzT""] [Themes ""attraction castling crushing defensiveMove fork long opening""] [FEN ""r2qkb1r/pp2pppp/2p2n2/1B1P3b/4P3/5P2/PP3P1P/RNBQK2R w KQkq - 0 10""] [SetUp ""1""] 10. dxc6 Qxd1+ 11. Kxd1 Bxf3+ 12. Ke1 O-O-O *",attraction castling crushing defensiveMove fork long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/THfA5""] [Themes ""castling crushing defensiveMove middlegame oneMove pin""] [FEN ""r3k1r1/ppp1qpPp/2n1b3/8/2pP4/2P2N2/P2K1PPP/R1BQR3 w q - 3 14""] [SetUp ""1""] 14. d5 O-O-O *",castling crushing defensiveMove middlegame oneMove pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/eYiEr""] [Themes ""advantage castling defensiveMove hangingPiece long middlegame""] [FEN ""r1b1k2r/ppppn1pp/5q2/8/3P1B2/2N3P1/PPP1Q2P/R3KB1R w KQkq - 0 13""] [SetUp ""1""] 13. Qxe7+ Qxe7+ 14. Kd2 O-O 15. Bc4+ Kh8 *",advantage castling defensiveMove hangingPiece long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/LLvTW""] [Themes ""castling crushing discoveredAttack long opening""] [FEN ""r2qk1nr/1p3ppp/p7/5b2/2Bn4/P7/P4PPP/1RBQK1NR w Kkq - 2 14""] [SetUp ""1""] 14. Rxb7 Nc2+ 15. Ke2 Qxd1+ 16. Kxd1 O-O-O+ *",castling crushing discoveredAttack long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/y6zh3""] [Themes ""castling clearance crushing opening pin sacrifice veryLong""] [FEN ""rn2k1nr/bpp1q1pp/p3bP2/8/2B4B/5N2/PP3PPP/RN1QK2R b KQkq - 0 11""] [SetUp ""1""] 11... Nxf6 12. O-O Bxc4 13. Re1 Be6 14. Ng5 O-O 15. Nxe6 *",castling clearance crushing opening pin sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ZHAV7""] [Themes ""attackingF2F7 castling crushing middlegame short""] [FEN ""r1b1k1nr/pppp1ppp/2n5/1N1Q4/2B1P3/4P3/PqP3PP/RN2K2R b KQkq - 1 9""] [SetUp ""1""] 9... Nge7 10. Qxf7+ Kd8 11. O-O *",attackingF2F7 castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/0zB69""] [Themes ""castling crushing middlegame veryLong""] [FEN ""r3kb1r/pQp1pppp/1n6/2P1P3/8/8/Pq4PP/RN2KB1R b KQkq - 0 12""] [SetUp ""1""] 12... Qxa1 13. Bb5+ Kd8 14. O-O Qd4+ 15. Kh1 Qd5 16. Bc6 *",castling crushing middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/WOjsC""] [Themes ""advantage castling defensiveMove fork long middlegame""] [FEN ""r1b1k2r/pp1p1ppp/2n5/4p3/2B1P3/q1N2N2/P1PQ1nPP/1R2K2R w Kkq - 0 13""] [SetUp ""1""] 13. Kxf2 Qc5+ 14. Kg3 Qxc4 15. Nb5 O-O *",advantage castling defensiveMove fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/O4WfO""] [Themes ""advantage castling long middlegame""] [FEN ""r2q1rk1/pp2ppbp/2n1b1p1/8/3P4/2N1BN1P/PP2QPP1/R3K2R b KQ - 6 13""] [SetUp ""1""] 13... Nxd4 14. Bxd4 Bxd4 15. O-O-O Bf6 16. Rxd8 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/dU2lQ""] [Themes ""castling crushing long middlegame sacrifice""] [FEN ""2r2r2/p4p1k/b1p1p2p/1q1p2b1/1P2nPQ1/P2NP1B1/2P3P1/R3K2R b KQ - 0 23""] [SetUp ""1""] 23... Bf6 24. Rxh6+ Kxh6 25. O-O-O Nxg3 26. Qxg3 *",castling crushing long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/7PbOH""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""q3k2r/p1p2p2/5p1p/4n3/2p5/2P2NPb/P3PP1P/R2QK2R w KQk - 2 16""] [SetUp ""1""] 16. Rg1 Nxf3+ 17. exf3 O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/dOzZt""] [Themes ""castling crushing discoveredAttack long middlegame""] [FEN ""r3k3/ppp1qp1Q/5pr1/4p3/2B1P3/N1P2P1b/PP5P/R4RK1 w q - 1 16""] [SetUp ""1""] 16. Kf2 Qc5+ 17. Ke1 Qe3+ 18. Kd1 O-O-O+ *",castling crushing discoveredAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/OeDx1""] [Themes ""advantage castling middlegame short""] [FEN ""r2q1rk1/ppp1n2p/4Q1p1/3p4/3P4/2NB3P/PP3nP1/R3K2R b KQ - 1 16""] [SetUp ""1""] 16... Rf7 17. O-O Qd6 18. Qxd6 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/6E2O4""] [Themes ""castling crushing long middlegame pin""] [FEN ""r3kb1r/pp1bqp1p/5p2/1B1Q4/8/2N5/PPP2PPP/R3K2R w KQkq - 5 13""] [SetUp ""1""] 13. Kd2 Bh6+ 14. Kd3 O-O-O 15. Bxd7+ Rxd7 *",castling crushing long middlegame pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/LQQn9""] [Themes ""castling crushing defensiveMove hangingPiece opening short""] [FEN ""r1bq1rk1/ppP2ppp/2n5/1Bb5/3pn3/2P2N2/PP2QPPP/RNB1K2R b KQ - 0 9""] [SetUp ""1""] 9... Qxc7 10. Qxe4 Bd7 11. O-O *",castling crushing defensiveMove hangingPiece opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Gpo10""] [Themes ""castling crushing long middlegame""] [FEN ""r3r1k1/ppp2ppp/n4n2/1N3b2/2B1P3/4BP2/PP4PP/3RK2R b K - 4 14""] [SetUp ""1""] 14... Nxe4 15. fxe4 Rxe4 16. O-O Be6 17. Bxe6 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/TPMNh""] [Themes ""advantage castling middlegame short""] [FEN ""r2qr1k1/ppp2ppp/1nn5/2Q5/3P4/4BB2/P1P2PPP/R3K2R b KQ - 0 14""] [SetUp ""1""] 14... Nxd4 15. O-O-O Ne2+ 16. Bxe2 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/8i9lJ""] [Themes ""castling crushing long middlegame sacrifice""] [FEN ""r3k2r/pp3pp1/2pq3p/5p1P/3Pn3/8/PPP1QPP1/R3KB1R w KQkq - 0 16""] [SetUp ""1""] 16. f3 Qg3+ 17. Kd1 O-O-O 18. fxe4 Rxd4+ *",castling crushing long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/l8d2e""] [Themes ""advantage castling defensiveMove opening short""] [FEN ""r3kbnr/1p3ppp/pq1p4/1N2n3/3NPB2/8/PPP3PP/R2Q1RK1 w kq - 0 12""] [SetUp ""1""] 12. Bxe5 dxe5 13. Qh5 O-O-O *",advantage castling defensiveMove opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Fa4CQ""] [Themes ""advancedPawn advantage castling defensiveMove master middlegame short""] [FEN ""r1bq1r1k/pp1n2b1/2p2P1p/4P1p1/2B1p1P1/2P2N2/PPQ2P2/R3K2R b KQ - 0 18""] [SetUp ""1""] 18... exf3 19. fxg7+ Kxg7 20. O-O-O *",advancedPawn advantage castling defensiveMove master middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/lpbG7""] [Themes ""castling crushing defensiveMove opening short""] [FEN ""rnbq1rk1/pp2bpp1/2p4p/5N2/2B1Q3/8/PPP2PPP/R1B1K2R b KQ - 4 12""] [SetUp ""1""] 12... Re8 13. Nxh6+ Kf8 14. O-O *",castling crushing defensiveMove opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/96TbO""] [Themes ""castling crushing middlegame pin trappedPiece veryLong""] [FEN ""r3k1r1/npp1q3/3p1pnQ/pP1Pp3/P3P3/2NB4/2P2PP1/R4RK1 w q - 0 21""] [SetUp ""1""] 21. Rab1 Nf4 22. g3 O-O-O 23. Ne2 Rh8 24. Qxf4 exf4 *",castling crushing middlegame pin trappedPiece veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/aUNF5""] [Themes ""castling crushing defensiveMove long opening""] [FEN ""r1bqk2r/pp1pn1pp/3B1p2/5Pn1/2B1P3/P7/1PP3PP/R2QK2R b KQkq - 2 13""] [SetUp ""1""] 13... Nxe4 14. Qh5+ g6 15. fxg6 Nxg6 16. O-O-O *",castling crushing defensiveMove long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/KPtHC""] [Themes ""advantage castling master middlegame short""] [FEN ""r3k2r/3p2p1/2b1pp2/2pq3p/6Q1/P2P4/1BP3PP/1R3RK1 w kq - 0 23""] [SetUp ""1""] 23. Qxg7 O-O-O 24. c4 Qxd3 *",advantage castling master middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/9JzNr""] [Themes ""advantage castling long opening""] [FEN ""r3kbnr/pp1qpppp/8/1Q1pn3/3N4/2N5/PPP2PPP/R1B1K2R w KQkq - 2 10""] [SetUp ""1""] 10. Qxd5 Qxd5 11. Nxd5 O-O-O 12. Nc3 Rxd4 *",advantage castling long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/R5nLG""] [Themes ""advantage castling long middlegame""] [FEN ""rn2k2r/ppp2pp1/2q1b3/4QP2/4p1Pp/2P4P/PP6/RNB1K2R b KQkq - 0 15""] [SetUp ""1""] 15... e3 16. O-O Nd7 17. Qxe3 O-O 18. fxe6 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/IDFUG""] [Themes ""castling crushing kingsideAttack long middlegame""] [FEN ""r3k3/pppqnpp1/3b2p1/4P1N1/6Pr/2P5/PP3P2/R1BQ1RK1 w q - 3 16""] [SetUp ""1""] 16. exd6 Rxg4+ 17. Kh2 O-O-O 18. Qxg4 Qxg4 *",castling crushing kingsideAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/fQI4E""] [Themes ""castling crushing long middlegame""] [FEN ""r3k2r/2nq2p1/2p2pP1/pp5p/2Pp3P/PP3P2/3QN3/R4RK1 w kq - 0 25""] [SetUp ""1""] 25. Nxd4 O-O-O 26. Rfd1 c5 27. Qxa5 cxd4 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/xogHm""] [Themes ""advantage castling opening short""] [FEN ""r1bqk2r/pp3ppp/3p4/2p5/2P1P1nb/2NB1Q2/PP3PPP/R1B1K2R b KQkq - 5 11""] [SetUp ""1""] 11... Nxf2 12. O-O Bg4 13. Qf4 *",advantage castling opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/nFfVf""] [Themes ""advantage castling middlegame short""] [FEN ""4rrk1/pp1b1p2/2nq2P1/2p5/4B3/3P4/PPPQ1PP1/R3K2R b KQ - 0 20""] [SetUp ""1""] 20... Qxg6 21. O-O-O Rxe4 22. dxe4 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Pm5ip""] [Themes ""castling crushing defensiveMove long middlegame pin""] [FEN ""r1bqk2r/ppp4p/6p1/3p4/6pb/2PBPPR1/PP4N1/RN1QK3 w Qkq - 1 17""] [SetUp ""1""] 17. Nxh4 Qxh4 18. Qa4+ Bd7 19. Qf4 O-O-O *",castling crushing defensiveMove long middlegame pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Qfjf5""] [Themes ""castling crushing discoveredAttack exposedKing fork middlegame veryLong""] [FEN ""r2qkb1r/8/b1p1p2p/1p1pPpp1/4N3/P3P2P/1P3PPB/R2QKB1R b KQkq - 0 15""] [SetUp ""1""] 15... dxe4 16. Qh5+ Ke7 17. Qg6 Qe8 18. Qf6+ Kd7 19. O-O-O+ Kc7 20. Qxh8 *",castling crushing discoveredAttack exposedKing fork middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/UNWWW""] [Themes ""advantage castling discoveredAttack middlegame sacrifice short""] [FEN ""rnb1k2r/1pp3pp/p7/3nq3/1b2N3/2BBpQPP/PPP1N3/R3K2R b KQkq - 3 14""] [SetUp ""1""] 14... Rf8 15. Qxf8+ Kxf8 16. O-O+ *",advantage castling discoveredAttack middlegame sacrifice short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Nn04t""] [Themes ""castling crushing discoveredAttack endgame long rookEndgame""] [FEN ""2k5/pppr1ppp/1r6/4p3/4P1PP/2PR4/P1P2P2/R3K3 b Q - 6 21""] [SetUp ""1""] 21... Rb2 22. Rxd7 Kxd7 23. O-O-O+ Ke6 24. Kxb2 *",castling crushing discoveredAttack endgame long rookEndgame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/YDMqN""] [Themes ""advantage castling middlegame short""] [FEN ""r3k1r1/ppp2pP1/1bn1bq1B/8/2pP4/5N2/PP3PPP/RN1QR1K1 w q - 3 13""] [SetUp ""1""] 13. d5 O-O-O 14. Bg5 Qxg7 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/9rLcI""] [Themes ""advantage castling defensiveMove middlegame veryLong""] [FEN ""r3kb1r/pp3pp1/1qn1p3/3pPn1p/3P1P2/2N2P2/PP1Q1B1P/R3KB1R b KQkq - 1 12""] [SetUp ""1""] 12... Ncxd4 13. O-O-O Bc5 14. Na4 Qc6 15. Nxc5 Qxc5+ 16. Kb1 *",advantage castling defensiveMove middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/0wVxk""] [Themes ""advantage castling clearance defensiveMove long opening sacrifice""] [FEN ""r2qkb1r/pp1b1ppp/2p5/8/4n3/1P6/PBP2PPP/RN1QKB1R w KQkq - 0 9""] [SetUp ""1""] 9. Qe2 Bb4+ 10. c3 O-O 11. cxb4 Re8 *",advantage castling clearance defensiveMove long opening sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/0pFA3""] [Themes ""castling crushing defensiveMove long middlegame""] [FEN ""rn2k2r/p1q2pp1/2pbpn1p/2ppNb2/3P1B2/1QN3P1/PP2PPBP/R4RK1 w kq - 0 12""] [SetUp ""1""] 12. dxc5 Bxe5 13. Bxe5 Qxe5 14. Qb7 O-O *",castling crushing defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/WsBJH""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r3kbnr/pp2pppp/1q6/3pP3/3P4/1P3Q2/P4PPP/RN2KB1R b KQkq - 0 10""] [SetUp ""1""] 10... Qxd4 11. Bb5+ Kd8 12. O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/BebvC""] [Themes ""advantage castling long opening""] [FEN ""rn1qr1k1/pp3p2/2pb2pp/3p1n2/3P4/5N1Q/PPP1NPPP/R1B1K2R b KQ - 3 13""] [SetUp ""1""] 13... Kg7 14. g4 Qe7 15. O-O h5 16. gxf5 *",advantage castling long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/5lvax""] [Themes ""advantage castling defensiveMove deflection fork interference middlegame veryLong""] [FEN ""rnq1k2r/1p2bNpp/p3pn2/1Np3P1/2B2Q2/1P6/PBPP1P1P/R3K2b b Qkq - 0 15""] [SetUp ""1""] 15... Kxf7 16. gxf6 gxf6 17. Nd6+ Bxd6 18. Qxf6+ Ke8 19. Qxh8+ Bf8 20. O-O-O *",advantage castling defensiveMove deflection fork interference middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ru7xU""] [Themes ""castling crushing discoveredAttack middlegame short""] [FEN ""3r2nr/B2k1b2/Q1Pq1p2/4pPpp/Pb2P3/2N5/1P4PP/R3K2R b KQ - 0 20""] [SetUp ""1""] 20... Qxc6 21. O-O-O+ Bd6 22. Rxd6+ *",castling crushing discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/kcpcO""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""rn2k2r/pb1p1p1p/4p1p1/4N3/2B5/8/1PP2PPP/R2R2K1 w kq - 0 18""] [SetUp ""1""] 18. Nxd7 Nxd7 19. Bb5 O-O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/CSCPC""] [Themes ""advantage castling middlegame short""] [FEN ""r3k1r1/2q2p1p/p1p1bp2/2p1p2Q/3pPb1N/3P2NP/PPP2PP1/R4RK1 w q - 8 15""] [SetUp ""1""] 15. Qxh7 O-O-O 16. Nhf5 Rh8 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/KdDXi""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r3k2r/pq2bppp/4pn2/1N1bN3/1nBP4/B4P2/6PP/R2Q1RK1 w kq - 1 18""] [SetUp ""1""] 18. Bxd5 Nfxd5 19. Qa4 O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/4h7Z1""] [Themes ""advantage castling middlegame short trappedPiece""] [FEN ""rnb1Q1k1/pp1n1p1p/3P2p1/2pq4/8/P1P3PP/8/R1B1K2R b KQ - 1 20""] [SetUp ""1""] 20... Kg7 21. O-O Ne5 22. Qxc8 *",advantage castling middlegame short trappedPiece "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/aIwMD""] [Themes ""advantage castling long opening pin""] [FEN ""r3kbnr/ppp1q1pp/2n5/1B6/5pb1/PP3N2/1BPN1PPP/R2QK2R w KQkq - 4 11""] [SetUp ""1""] 11. Be5 O-O-O 12. Bxc6 Bxf3 13. Nxf3 Rxd1+ *",advantage castling long opening pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/9xiX1""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""r3kr2/pppqbp2/2np3Q/4p1p1/2B1P3/2NPB3/PPP2P1K/R4R2 w q - 1 15""] [SetUp ""1""] 15. Kg2 Qg4+ 16. Kh2 O-O-O 17. Rg1 Qd7 *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/nkWFG""] [Themes ""advantage castling middlegame short""] [FEN ""rnb2knQ/pp3p1p/4p3/3pP3/8/3BP3/PqP3PP/RN2K2R b KQ - 2 11""] [SetUp ""1""] 11... Qxa1 12. O-O Nc6 13. Bxh7 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/5lc3n""] [Themes ""castling crushing middlegame short""] [FEN ""r3k2r/p1q3pp/2p2n2/2p1b1N1/3p2b1/3P4/PPPQ2PP/RNB1R1K1 w kq - 0 14""] [SetUp ""1""] 14. h3 O-O 15. Rxe5 Qxe5 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/i44Bb""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r2qk2r/pp1nppbp/6p1/3Qp3/2P2PP1/2N2BnP/PP6/R1B1K1R1 b Qkq - 1 14""] [SetUp ""1""] 14... exf4 15. Bxf4 Qb6 16. O-O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/rAEwJ""] [Themes ""advantage castling middlegame veryLong""] [FEN ""2nrk2r/Q1B2qp1/2p1p2p/1b1pPp2/3P4/P1P2N2/1P3PPP/R3K2R w KQk - 1 19""] [SetUp ""1""] 19. Qb7 O-O 20. a4 Rd7 21. axb5 Rxc7 22. Qa6 Ra7 *",advantage castling middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/TwZxv""] [Themes ""advantage castling middlegame short""] [FEN ""r3kb1r/1p3pp1/p2p1n1p/2p2q2/5B2/2N4P/PPP2PP1/R2Q1RK1 w kq - 0 14""] [SetUp ""1""] 14. Bxd6 O-O-O 15. Bxf8 Rxd1 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/sSg50""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""rn2kbnr/pBp2pp1/7p/1Nq1p3/4P3/3Q4/PPP2P1P/R1B1K2b b Qkq - 0 11""] [SetUp ""1""] 11... Qb4+ 12. Bd2 Qc5 13. O-O-O f5 14. Be3 *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/x5A7B""] [Themes ""castling crushing long opening""] [FEN ""r3kb1r/pp3ppp/2n1bq2/1B1p4/3Q4/2N5/PPP2PPP/2KR2NR w kq - 0 10""] [SetUp ""1""] 10. Nxd5 Qxd4 11. Rxd4 O-O-O 12. Nb6+ axb6 *",castling crushing long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/qMYbl""] [Themes ""castling crushing defensiveMove fork intermezzo long middlegame""] [FEN ""r5nr/1p1bk1pp/p3pp2/4q3/2Bn2Q1/8/PP1NNPPP/R3K2R b KQ - 3 16""] [SetUp ""1""] 16... Nxe2 17. Qxg7+ Ke8 18. Bxe2 Bb5 19. O-O *",castling crushing defensiveMove fork intermezzo long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Eu2We""] [Themes ""advantage castling defensiveMove opening short""] [FEN ""r2qk2r/1b1nppbp/p5p1/1NP1Pn2/8/4B3/PPPQ2PP/2KR1BNR w kq - 1 12""] [SetUp ""1""] 12. Bf4 axb5 13. Bxb5 O-O *",advantage castling defensiveMove opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/AHUp2""] [Themes ""advantage castling master middlegame sacrifice short""] [FEN ""r3k2r/pp3ppp/nqp5/8/1bbN2Q1/1PN5/P1PB2PP/R3K2R b KQkq - 2 13""] [SetUp ""1""] 13... Rd8 14. O-O-O Rxd4 15. Qxg7 *",advantage castling master middlegame sacrifice short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/qg6XN""] [Themes ""advantage castling middlegame short""] [FEN ""r1b1k2r/ppppqppp/2n5/3P4/8/5N2/P2BBPPP/Q3K2R b Kkq - 2 12""] [SetUp ""1""] 12... Nb4 13. Qxg7 Rf8 14. O-O *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/N5sBw""] [Themes ""castling clearance crushing exposedKing middlegame quietMove sacrifice skewer veryLong""] [FEN ""r3k3/p1pp1pp1/1pn1p3/6Q1/2PP2P1/5Pq1/PP3RBr/RN4K1 w q - 4 16""] [SetUp ""1""] 16. Qe3 O-O-O 17. Kf1 Rdh8 18. Nc3 Rh1+ 19. Bxh1 Rxh1+ 20. Ke2 Rxa1 *",castling clearance crushing exposedKing middlegame quietMove sacrifice skewer veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/6OKHU""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""r2qk2r/pbp3bp/1pn1Bpp1/8/3P4/5N1P/PPPBQ1P1/R3K2R b KQkq - 0 15""] [SetUp ""1""] 15... Nxd4 16. Nxd4 Qxd4 17. O-O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/BiBxL""] [Themes ""advantage castling defensiveMove long opening""] [FEN ""r1bqk2r/ppp2ppp/2np1n2/b3P3/2B1P3/B1P2N2/P4PPP/RN1QK2R b KQkq - 0 8""] [SetUp ""1""] 8... Nxe5 9. Nxe5 dxe5 10. Qb3 Qd7 11. O-O *",advantage castling defensiveMove long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/gaKU7""] [Themes ""advantage castling defensiveMove hangingPiece master middlegame short""] [FEN ""r1b3k1/p1p1bppp/8/3r2N1/4Q3/4B3/PPP2PqP/R3KR2 b Q - 1 16""] [SetUp ""1""] 16... Rxg5 17. Qxe7 Ba6 18. O-O-O *",advantage castling defensiveMove hangingPiece master middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/QzsbQ""] [Themes ""advantage castling opening veryLong""] [FEN ""r3kbnr/p1p1qppp/3p4/8/5P2/5bP1/PPP1B2P/RNBQK2R w KQkq - 0 10""] [SetUp ""1""] 10. O-O Bxe2 11. Qd5 O-O-O 12. Re1 Bf3 13. Qf5+ Qd7 *",advantage castling opening veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Emeh9""] [Themes ""advantage castling kingsideAttack long middlegame""] [FEN ""rnb2rk1/p5pp/2pPp1q1/1p2Np2/2BP1P2/1Q6/P4PPP/R3K2R b KQ - 1 16""] [SetUp ""1""] 16... Qxg2 17. Bxe6+ Kh8 18. O-O-O Bxe6 19. Qxe6 *",advantage castling kingsideAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/aCf3e""] [Themes ""attraction castling crushing defensiveMove fork long opening""] [FEN ""r2qkbnr/pp2pp1p/2p3p1/1B1P3b/4P3/5P1P/PP3P2/RNBQK2R w KQkq - 0 10""] [SetUp ""1""] 10. dxc6 Qxd1+ 11. Kxd1 Bxf3+ 12. Ke1 O-O-O *",attraction castling crushing defensiveMove fork long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/5oGhz""] [Themes ""advantage castling long opening""] [FEN ""r2qr1k1/ppp2ppp/3p1n2/8/1nP1P1b1/2N2PP1/PP4BP/R1BQK2R b KQ - 0 12""] [SetUp ""1""] 12... Nxe4 13. O-O Nxc3 14. bxc3 Be6 15. cxb4 *",advantage castling long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/dUUyi""] [Themes ""advantage castling defensiveMove middlegame pin short""] [FEN ""N1bk1b1r/pp2nppp/2n5/1B3q2/8/8/PPP1QPPP/R3K2R b KQ - 0 14""] [SetUp ""1""] 14... Nd4 15. O-O-O Qf4+ 16. Kb1 *",advantage castling defensiveMove middlegame pin short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/H5wiS""] [Themes ""castling crushing discoveredAttack middlegame short""] [FEN ""1r1q2k1/4pr1p/p2p4/3B4/8/7P/PbPQ2P1/1R2K2R b K - 3 20""] [SetUp ""1""] 20... Bc3 21. Bxf7+ Kxf7 22. O-O+ *",castling crushing discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/CgMKM""] [Themes ""advantage castling middlegame short""] [FEN ""2r2b1r/p2knpp1/2n1p3/1p1pP2p/3P1PP1/1N2B2B/qP5P/2RQK2R b K - 1 18""] [SetUp ""1""] 18... Ng6 19. O-O hxg4 20. Bxg4 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/5WAt8""] [Themes ""advantage castling long middlegame""] [FEN ""r3k2r/ppp3pp/3p3B/n2P4/3qP1Q1/6P1/PbP4P/1R1K1B1R w kq - 2 20""] [SetUp ""1""] 20. Ke2 O-O 21. Qxg7+ Qxg7 22. Bxg7 Bxg7 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/zpzEB""] [Themes ""advantage castling discoveredAttack exposedKing long middlegame pin""] [FEN ""r1b1kb1r/ppp1q1p1/2n4p/8/4p3/1QP1B3/PP2BPPP/R3K2R b KQkq - 1 14""] [SetUp ""1""] 14... b6 15. Bh5+ Kd8 16. O-O-O+ Bd7 17. Bg4 *",advantage castling discoveredAttack exposedKing long middlegame pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/5U7j3""] [Themes ""advantage castling middlegame short trappedPiece""] [FEN ""r1b1kb1r/pp1pqpp1/7p/2p5/2B1NB2/3Q2n1/PPP2PPP/R3K2R b KQkq - 3 11""] [SetUp ""1""] 11... Nxh1 12. O-O-O Nxf2 13. Nxf2 *",advantage castling middlegame short trappedPiece "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/iCp9R""] [Themes ""castling clearance crushing opening pin sacrifice veryLong""] [FEN ""rn1qkbnr/pppb2pp/4p3/3p4/3N2B1/2NP4/PPP2PPP/R1BQK2R b KQkq - 0 8""] [SetUp ""1""] 8... Nc6 9. Nxe6 Bxe6 10. Bxe6 Qe7 11. O-O Qxe6 12. Re1 *",castling clearance crushing opening pin sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/8NWBc""] [Themes ""advantage castling long middlegame""] [FEN ""rn3r2/pp1kq1pp/2p1p3/2NpQ3/3P4/2PB4/PP3nPP/R3K2R b KQ - 1 16""] [SetUp ""1""] 16... Kc8 17. O-O Nd7 18. Qxe6 Qxe6 19. Nxe6 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/IN2wM""] [Themes ""advantage castling middlegame short""] [FEN ""r3k2r/ppqn1pp1/2pbp2p/4N3/3PQB2/8/PPP2PPP/2KRR3 w kq - 3 14""] [SetUp ""1""] 14. Nxf7 Bxf4+ 15. Kb1 O-O *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/tBx80""] [Themes ""castling crushing defensiveMove master middlegame short""] [FEN ""2kr2nr/ppp2ppp/2n5/8/1b1P4/2N1BB2/qPQ2PPP/2R1K2R b K - 0 12""] [SetUp ""1""] 12... Nxd4 13. Bxd4 Rxd4 14. O-O *",castling crushing defensiveMove master middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/bWPIW""] [Themes ""advantage castling clearance middlegame veryLong""] [FEN ""3rk2r/1bq1bppp/p1p5/1p1pP3/8/2N2N2/PP3PPP/2RQR1K1 w k - 0 16""] [SetUp ""1""] 16. Nxd5 Qb8 17. Nf6+ gxf6 18. exf6 Rxd1 19. Rcxd1 O-O 20. fxe7 Re8 *",advantage castling clearance middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/81XkO""] [Themes ""castling crushing middlegame short""] [FEN ""r5k1/1p1qprbp/3p3B/p1pPnP1Q/2P4P/2N5/PP6/R3K1R1 b Q - 0 21""] [SetUp ""1""] 21... Raf8 22. O-O-O Rxf5 23. Rxg7+ *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/T39Ga""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""2kr2nr/2pq4/p1p4b/5bpp/P1Qp4/N3B1PP/3NPP2/R3K2R b KQ - 1 20""] [SetUp ""1""] 20... dxe3 21. Qxa6+ Kb8 22. O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/uiZn4""] [Themes ""advantage castling long middlegame""] [FEN ""r3kb1r/ppp3pp/2n2pq1/4p3/2BPb2P/1QP1BN2/P4PP1/R3K2R b KQkq - 1 12""] [SetUp ""1""] 12... Qxg2 13. Bf7+ Kd8 14. O-O-O Ba3+ 15. Qxa3 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Bv4cE""] [Themes ""advantage castling long middlegame""] [FEN ""r3k2r/1bq2pp1/p1N1pb1p/1p2p3/2B2P2/2N2Q2/PPP3PP/2KR3R w kq - 1 15""] [SetUp ""1""] 15. Nxb5 axb5 16. Bxb5 O-O 17. fxe5 Bxe5 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/PyrkW""] [Themes ""castling crushing discoveredAttack middlegame short""] [FEN ""r3kbnr/pp4Bp/8/5p2/4b3/5P2/PP4PP/2K1RB1R w kq - 1 15""] [SetUp ""1""] 15. Bxh8 Bh6+ 16. Kd1 O-O-O+ *",castling crushing discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/MK5fN""] [Themes ""advantage castling middlegame short""] [FEN ""r3k2r/pQ3pp1/4p1p1/2qp4/8/3P2PP/PPn1P1B1/R1B1KR2 w kq - 1 18""] [SetUp ""1""] 18. Kd1 O-O 19. Qb3 Nxa1 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/yDUY3""] [Themes ""advantage castling master middlegame short""] [FEN ""r2qk2r/1p2b1p1/p2p4/2pPnp2/4B1bP/2N3P1/PPPB1Q2/2K1R2R w kq - 0 20""] [SetUp ""1""] 20. Bxf5 O-O 21. Be6+ Bxe6 *",advantage castling master middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/71cDX""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""r2qkr2/1pp2p1p/p3b1p1/4Q3/1PB2P2/P2P4/6PP/n1B2KNR w q - 1 15""] [SetUp ""1""] 15. Qxa1 Bxc4 16. dxc4 Qd1+ 17. Kf2 O-O-O *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/VftN2""] [Themes ""advantage castling middlegame short""] [FEN ""3qk2r/p2rp1bp/1n2Rnp1/1Np3B1/8/5Q2/PPP2PPP/4R1K1 w k - 5 20""] [SetUp ""1""] 20. Bxf6 O-O 21. Bxe7 Rxe7 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/fcNEE""] [Themes ""advantage castling middlegame short""] [FEN ""2r1k2r/p1P2ppp/1p1b1n2/8/1qP1B3/2pP1Q1P/P4PP1/RN3RK1 w k - 1 17""] [SetUp ""1""] 17. Re1 O-O 18. Nxc3 Qxc3 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/CP3Zd""] [Themes ""advancedPawn attackingF2F7 castling crushing defensiveMove middlegame short""] [FEN ""r3kb1r/ppp2ppp/4Pn2/5b2/1PB5/2N2N2/1PP2PPP/q1BQK2R b Kkq - 0 10""] [SetUp ""1""] 10... Bxb4 11. exf7+ Kf8 12. O-O *",advancedPawn attackingF2F7 castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/r75Sn""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r3k2r/2Q2ppp/p7/1p1qN3/1b1Nn3/8/PP3PPP/R1B1K2R w KQkq - 1 15""] [SetUp ""1""] 15. Bd2 Bxd2+ 16. Kf1 O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/fVp0J""] [Themes ""castling crushing middlegame short""] [FEN ""r3k2r/ppq1nppp/3b2b1/3Q4/8/3B1N1P/PP3PP1/R1B2RK1 w kq - 3 17""] [SetUp ""1""] 17. Re1 O-O-O 18. Qg5 Bxd3 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/1Bn01""] [Themes ""castling crushing long middlegame""] [FEN ""Q2bk2r/p2q1p2/4p1p1/3p1b2/5P2/1P2P1Pp/P2P3P/RN3RK1 w k - 3 18""] [SetUp ""1""] 18. Nc3 O-O 19. Qb8 Bb6 20. Qxf8+ Kxf8 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/hrMPS""] [Themes ""castling crushing fork middlegame veryLong""] [FEN ""2kr1b1r/1bp2ppp/5q1n/1NP5/Q7/4B2P/PP3P2/R3K2R b KQ - 1 17""] [SetUp ""1""] 17... Qxb2 18. Na7+ Kb8 19. O-O Bxc5 20. Rab1 Qf6 21. Nc6+ Kc8 22. Rxb7 Kxb7 23. Bxc5 *",castling crushing fork middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/v5Tsc""] [Themes ""advantage castling long middlegame""] [FEN ""rnb1k2r/1pq2ppp/2p1p3/p3N3/1bP5/2B2Q1P/PP2BPP1/3RK2R w Kkq - 2 18""] [SetUp ""1""] 18. Nxf7 Bxc3+ 19. bxc3 O-O 20. Nh6+ gxh6 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/gFyGw""] [Themes ""attackingF2F7 attraction castling clearance crushing middlegame sacrifice veryLong""] [FEN ""r1bqkb1r/pppp1ppp/8/8/2BQ4/2P5/P1P2PPP/R1B1K2R b KQkq - 0 8""] [SetUp ""1""] 8... c5 9. Bxf7+ Kxf7 10. Qd5+ Ke8 11. O-O Be7 12. Re1 a5 13. Bg5 *",attackingF2F7 attraction castling clearance crushing middlegame sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/kE1Ny""] [Themes ""castling crushing defensiveMove long middlegame""] [FEN ""r3k2r/pp3ppp/2q1p3/2NQ4/8/7P/P4P2/R3R1K1 w kq - 1 21""] [SetUp ""1""] 21. Rxe6+ fxe6 22. Qh5+ g6 23. Qe5 O-O *",castling crushing defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/FY178""] [Themes ""castling crushing defensiveMove middlegame pin short""] [FEN ""r2q1k1r/ppp3p1/1b3nQp/3PN1B1/3n2P1/2N4P/PP6/R3K2R b KQ - 0 18""] [SetUp ""1""] 18... Qe7 19. Bxf6 gxf6 20. O-O *",castling crushing defensiveMove middlegame pin short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/NuGQY""] [Themes ""advantage castling defensiveMove hangingPiece middlegame short""] [FEN ""r4rk1/6pp/2PRbn2/pB2N3/4P3/1p5P/5P2/4K2R b K - 0 29""] [SetUp ""1""] 29... Nxe4 30. Rxe6 b2 31. O-O *",advantage castling defensiveMove hangingPiece middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/8owdw""] [Themes ""castling crushing middlegame short""] [FEN ""r3k1r1/ppp1npPp/2q5/2bN1b2/2p5/2K2N2/PP3PPP/R1BQR3 w q - 9 15""] [SetUp ""1""] 15. Bg5 O-O-O 16. Nxe7+ Bxe7 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/jrpxy""] [Themes ""advantage castling middlegame pin short""] [FEN ""r1q1k2r/pb1n1ppp/1p6/2bNp3/3N1B2/5Q2/PPP3PP/4RRK1 w kq - 2 15""] [SetUp ""1""] 15. Bxe5 O-O 16. Bxg7 Kxg7 *",advantage castling middlegame pin short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/YnXkQ""] [Themes ""advantage castling defensiveMove master opening short""] [FEN ""r3kb1r/pp2pppp/n4nb1/3p4/3N4/1PN3P1/1P1PPPBP/R1B2RK1 w kq - 5 11""] [SetUp ""1""] 11. Nxd5 Nxd5 12. Bxd5 O-O-O *",advantage castling defensiveMove master opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/sl791""] [Themes ""castling crushing discoveredAttack middlegame pin veryLong""] [FEN ""r1b1k2r/p1p1q2p/2p4p/2b4Q/3N4/P3p3/1PP2PPP/R3K2R b KQkq - 1 14""] [SetUp ""1""] 14... Kd7 15. O-O-O e2 16. Nf5+ exd1=R+ 17. Rxd1+ Bd6 18. Nxe7 *",castling crushing discoveredAttack middlegame pin veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/rBtic""] [Themes ""advantage castling middlegame short""] [FEN ""r2qr1k1/ppp2ppp/2n5/8/2QP1B2/P3PP2/5P1P/R3K2R b KQ - 0 16""] [SetUp ""1""] 16... Nxd4 17. O-O-O c5 18. exd4 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/lvOn3""] [Themes ""castling crushing long middlegame""] [FEN ""r2q1k2/ppp2ppr/8/3np1Pp/7P/2PQ1P2/P1P5/R3K1NR b KQ - 1 16""] [SetUp ""1""] 16... Rh8 17. O-O-O c6 18. c4 Qc7 19. cxd5 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/8HgP1""] [Themes ""advantage castling middlegame short""] [FEN ""r1b2k2/ppp2pb1/4p1p1/1B2n3/Q5q1/2N5/PP3PP1/R3K2R b KQ - 1 18""] [SetUp ""1""] 18... Qxg2 19. O-O-O Bd7 20. Bxd7 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/EsVfA""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r3k2r/1pp1qp2/p1p5/4B1Qp/4n3/P1NP1P2/1PP2K2/R6R w kq - 0 18""] [SetUp ""1""] 18. fxe4 Qxg5 19. Bxh8 O-O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/wTkOO""] [Themes ""castling crushing defensiveMove exposedKing long middlegame""] [FEN ""r3k2r/1pp1bp1p/p4p2/3q2P1/7P/1PP1Q3/1P6/R1B2RK1 w kq - 0 22""] [SetUp ""1""] 22. gxf6 Rg8+ 23. Kf2 Rg2+ 24. Ke1 O-O-O *",castling crushing defensiveMove exposedKing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/G8wbp""] [Themes ""castling crushing defensiveMove long middlegame""] [FEN ""r3k2r/pp2bppp/2n5/6P1/3PQP2/P1q1B2P/2P5/2KR1B1R w kq - 0 18""] [SetUp ""1""] 18. Bd3 O-O-O 19. Kb1 Bxa3 20. Qf5+ Kb8 *",castling crushing defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/1ag4T""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""rn3k1r/pR3ppp/4p2n/3pP1NB/2pP4/1b6/q4PPP/2Q1K2R b K - 5 17""] [SetUp ""1""] 17... g6 18. Nxe6+ Kg8 19. O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/BIZmb""] [Themes ""advantage castling clearance kingsideAttack middlegame sacrifice veryLong""] [FEN ""r3k1r1/2pb4/p3p2p/1p1nPp2/1P4Pq/P3P3/2QBBPP1/R4RK1 w q - 1 21""] [SetUp ""1""] 21. gxf5 Rxg2+ 22. Kxg2 O-O-O 23. Rh1 Rg8+ 24. Bg4 Qxg4+ *",advantage castling clearance kingsideAttack middlegame sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/4j6jX""] [Themes ""advantage castling defensiveMove long opening sacrifice""] [FEN ""r1b1kb1r/1p2pppp/p7/3pN3/3P3B/2P5/Pq1nBPPP/R2QK2R b KQkq - 1 12""] [SetUp ""1""] 12... Qxc3 13. Qxd2 Qxa1+ 14. Bd1 Qb1 15. O-O *",advantage castling defensiveMove long opening sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/XwlXE""] [Themes ""advantage castling middlegame short""] [FEN ""rn2k1r1/pp2p2p/2p3p1/3qP3/5Q2/4P2P/PPP2PP1/R3K2R b KQq - 0 18""] [SetUp ""1""] 18... Qxg2 19. O-O-O Nd7 20. Rh2 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/CIqSO""] [Themes ""advantage castling long master middlegame""] [FEN ""r3k2r/ppp1pp1p/4b3/2P3qB/3b4/8/PP4PP/RN1QR2K w kq - 0 17""] [SetUp ""1""] 17. Rxe6 O-O-O 18. Re1 Bxb2 19. Qg4+ Qxg4 *",advantage castling long master middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Xn3D3""] [Themes ""castling crushing long middlegame""] [FEN ""r1bqkb1r/pp2pppp/8/2p5/4Q3/4BP2/PPP2P1P/R3KB1R b KQkq - 0 9""] [SetUp ""1""] 9... e6 10. Bb5+ Bd7 11. O-O-O Bxb5 12. Rxd8+ *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/e9YMN""] [Themes ""castling crushing defensiveMove hangingPiece long middlegame""] [FEN ""r1b1k2r/p4ppp/2p1p3/4P3/4q3/2Q3P1/PPP4P/3RKB1R w Kkq - 1 18""] [SetUp ""1""] 18. Kd2 Qxh1 19. Be2 Qg2 20. Kc1 O-O *",castling crushing defensiveMove hangingPiece long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/3m9Oa""] [Themes ""advantage castling discoveredAttack middlegame pin veryLong""] [FEN ""1r1qkbnr/5ppp/2p1p3/5b2/Q1Pnp3/2N1B3/PP3PPP/R3KBNR b KQk - 1 9""] [SetUp ""1""] 9... Rxb2 10. Bxd4 Qxd4 11. Qa8+ Qd8 12. Qxd8+ Kxd8 13. O-O-O+ Kc7 14. Kxb2 *",advantage castling discoveredAttack middlegame pin veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/gw8jm""] [Themes ""advantage castling discoveredAttack opening short""] [FEN ""r3kb1r/ppp2ppp/2n5/5b2/2B1q3/1Q2BN2/PP3PPP/2KR2NR w kq - 5 12""] [SetUp ""1""] 12. Bc5 Qb1+ 13. Kd2 O-O-O+ *",advantage castling discoveredAttack opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/yzjHJ""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""r2q1rk1/pp3ppp/2pp1b2/4n3/3BBQ2/2P2P1P/PPP2P2/R3K1R1 b Q - 5 15""] [SetUp ""1""] 15... d5 16. Bxe5 Bxe5 17. Qxe5 g6 18. O-O-O *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/CNdng""] [Themes ""advantage castling defensiveMove middlegame veryLong""] [FEN ""r3kb1r/ppp1ppp1/5n1p/8/1q2P3/1PN2Q2/P1P3PP/3RKB1R b Kkq - 0 12""] [SetUp ""1""] 12... Nxe4 13. Bb5+ c6 14. O-O Qc5+ 15. Kh1 Ng5 16. Qd3 *",advantage castling defensiveMove middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ED0Al""] [Themes ""advantage castling middlegame sacrifice short""] [FEN ""r1b2rk1/p1pp1ppp/5B2/1n2p3/1q2P2Q/N1P5/PP3PPP/R3K2R b KQ - 0 12""] [SetUp ""1""] 12... Qxb2 13. O-O gxf6 14. Nc4 *",advantage castling middlegame sacrifice short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/gs5tP""] [Themes ""advantage attraction castling defensiveMove deflection long middlegame queensideAttack sacrifice""] [FEN ""2r1k2r/3bbpp1/p3p2p/3pP2P/1p3PP1/qNN3QB/P1P5/1K1R3R w k - 0 22""] [SetUp ""1""] 22. Ne2 Rxc2 23. Kxc2 Qxa2+ 24. Kc1 O-O *",advantage attraction castling defensiveMove deflection long middlegame queensideAttack sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/E37em""] [Themes ""advancedPawn castling crushing discoveredAttack long middlegame queensideAttack""] [FEN ""2kr1b1r/pp3ppp/2nP2q1/2p1P3/5B2/2N5/PPP1Q1PP/R3KR2 b Q - 2 15""] [SetUp ""1""] 15... Bxd6 16. exd6 Rhe8 17. d7+ Kxd7 18. O-O-O+ *",advancedPawn castling crushing discoveredAttack long middlegame queensideAttack "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/abbve""] [Themes ""advantage castling clearance opening pin sacrifice short""] [FEN ""rnbqk2r/pp3ppp/8/2bP4/4n3/P7/BPP2PPP/RNBQK1NR w KQkq - 1 10""] [SetUp ""1""] 10. Qe2 O-O 11. Qxe4 Re8 *",advantage castling clearance opening pin sacrifice short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/9iSGB""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""r3k1r1/p1p2pPp/2p1b2B/b7/4N2q/8/PPP3PP/R2QR2K w q - 4 18""] [SetUp ""1""] 18. Qh5 Bxe1 19. Qe5 O-O-O 20. Bf4 Ba5 *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/j5toZ""] [Themes ""castling crushing middlegame short""] [FEN ""rn1q1rk1/pb3ppp/8/2pP4/8/P4N2/1P1Q1PPP/R3KB1R b KQ - 0 14""] [SetUp ""1""] 14... Bxd5 15. O-O-O Qb6 16. Qxd5 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/TN0dZ""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""rn2k2r/pp1b1ppp/4p3/1BPpQ3/5P2/2N5/PPP3qP/R3K1NR b KQkq - 0 12""] [SetUp ""1""] 12... Qxh1 13. Qxg7 Rf8 14. O-O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/P3Lxq""] [Themes ""attackingF2F7 castling crushing long opening pin sacrifice""] [FEN ""rnbqk2r/pppp1ppp/8/4P3/1bB1n3/2N5/PB2NPPP/R2QK2R b KQkq - 2 8""] [SetUp ""1""] 8... Nxf2 9. Bxf7+ Kxf7 10. O-O Ke8 11. Rxf2 *",attackingF2F7 castling crushing long opening pin sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/aY0Yz""] [Themes ""advantage castling clearance long master middlegame sacrifice""] [FEN ""r1b1k2r/1p1p2bp/p3p1p1/8/1q1pN3/7Q/PPPB1PPP/R3K2R b KQkq - 7 18""] [SetUp ""1""] 18... Qxb2 19. Nd6+ Ke7 20. O-O Kxd6 21. Rfb1 *",advantage castling clearance long master middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/hH0X9""] [Themes ""advantage castling discoveredAttack middlegame short""] [FEN ""r4rk1/pp1qp1b1/3p2Q1/n1p3p1/3P2P1/2P1P1P1/PP1N2P1/R3K2R b KQ - 0 16""] [SetUp ""1""] 16... Qxg4 17. Qh7+ Kf7 18. O-O+ *",advantage castling discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Zlh5y""] [Themes ""advantage castling discoveredAttack exposedKing middlegame pin veryLong""] [FEN ""r3kbnr/pp3ppp/8/4B3/2P3b1/8/PP3PPP/RN1K1B1R w kq - 1 12""] [SetUp ""1""] 12. Be2 O-O-O+ 13. Nd2 Bxe2+ 14. Kxe2 Re8 15. f4 f6 *",advantage castling discoveredAttack exposedKing middlegame pin veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/a85UN""] [Themes ""advantage castling exposedKing fork long middlegame sacrifice""] [FEN ""r2qk2r/pp2ppbp/4P1p1/1b1P4/Q5n1/2N5/PP4PP/R1B1K2R w KQkq - 0 15""] [SetUp ""1""] 15. Nxb5 O-O 16. Qxg4 Qa5+ 17. Bd2 Qxb5 *",advantage castling exposedKing fork long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/FjKzD""] [Themes ""advantage castling defensiveMove middlegame pin veryLong""] [FEN ""r3k2r/p3bppp/1p6/4N3/1P2p3/Pn2P3/R4PPP/2BR2K1 w kq - 3 17""] [SetUp ""1""] 17. Rb2 Nxc1 18. Rxc1 Bf6 19. Rc4 Bxe5 20. Rxe4 O-O-O *",advantage castling defensiveMove middlegame pin veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/c0NM6""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""r3kr2/2pn1pQ1/1p2p2B/4P3/7q/2P5/P4PPP/R4K1R w q - 3 18""] [SetUp ""1""] 18. Rd1 Qc4+ 19. Kg1 Qe2 20. Rf1 O-O-O *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/bGVkO""] [Themes ""advantage attackingF2F7 castling defensiveMove long opening quietMove""] [FEN ""r1b1kb1r/pp3ppp/2q2n2/4N3/8/PQ2B3/1P3PPP/RN2K2R b KQkq - 0 14""] [SetUp ""1""] 14... Qxg2 15. Qxf7+ Kd8 16. Nd2 Bd6 17. O-O-O *",advantage attackingF2F7 castling defensiveMove long opening quietMove "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/uaFET""] [Themes ""advantage castling defensiveMove exposedKing fork long middlegame""] [FEN ""rn2k2r/pQp2pp1/4pnp1/8/1b1q2P1/2N4P/PPP5/R1B1KB1R w KQkq - 1 12""] [SetUp ""1""] 12. Qxa8 Bxc3+ 13. bxc3 Qxc3+ 14. Kf2 O-O *",advantage castling defensiveMove exposedKing fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/lJrXM""] [Themes ""castling crushing defensiveMove long opening""] [FEN ""r1bq1rk1/pppp2pp/2n2n2/8/4PB2/2PB1N2/P1P3PP/R2QK2R b KQ - 0 10""] [SetUp ""1""] 10... Nxe4 11. Bxe4 Rxf4 12. Qd5+ Kh8 13. O-O *",castling crushing defensiveMove long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/8gPVB""] [Themes ""advantage castling opening short""] [FEN ""r1bq3r/ppp1k1pp/2np1n2/4P1N1/3P1p2/B1P5/P1P3PP/R2QK2R b KQ - 0 11""] [SetUp ""1""] 11... Re8 12. O-O h6 13. exf6+ *",advantage castling opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/7n5FZ""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""rnb1k2r/pp2Bppp/2p5/4P3/8/2P3P1/PP2N2P/R2QKB1q b Qkq - 0 14""] [SetUp ""1""] 14... Kxe7 15. Qd6+ Ke8 16. O-O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/KteZ9""] [Themes ""advantage castling long middlegame quietMove""] [FEN ""rnb1k2r/ppq2p1p/4p1p1/4P1B1/2p5/4Q3/PPP2PPP/R3K2R b KQkq - 1 14""] [SetUp ""1""] 14... O-O 15. Bf6 Nd7 16. O-O-O Nxf6 17. exf6 *",advantage castling long middlegame quietMove "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/FEvox""] [Themes ""castling crushing defensiveMove hangingPiece middlegame short""] [FEN ""r3k2r/pp1nppbp/1q4p1/3Qp3/3P1P2/4B2P/PPP3P1/2KR1B1R w kq - 0 13""] [SetUp ""1""] 13. dxe5 Qxe3+ 14. Kb1 O-O-O *",castling crushing defensiveMove hangingPiece middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/1Rxnb""] [Themes ""advantage castling defensiveMove middlegame veryLong""] [FEN ""q3k2r/1bpn1ppp/2Q1p3/8/3P4/4PN2/1P1N1PPP/4K2R w Kk - 0 15""] [SetUp ""1""] 15. Qxc7 Qa1+ 16. Ke2 Ba6+ 17. Nc4 Qxh1 18. Ne5 O-O *",advantage castling defensiveMove middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/IFkIN""] [Themes ""castling crushing discoveredAttack exposedKing interference intermezzo long middlegame""] [FEN ""rn1qkb1r/1b5p/p3BppN/1pn1p1B1/6Q1/2N5/PPP2PPP/R3K2R b KQkq - 0 14""] [SetUp ""1""] 14... fxg5 15. Bf7+ Ke7 16. Qxg5+ Kd7 17. O-O-O+ *",castling crushing discoveredAttack exposedKing interference intermezzo long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/HVHec""] [Themes ""castling clearance crushing middlegame veryLong xRayAttack""] [FEN ""r1b1k2r/pp2bppp/1q2p3/3pP3/5P2/P2QBN2/1P4PP/R3K2R b KQkq - 0 15""] [SetUp ""1""] 15... Qxb2 16. O-O Bd7 17. Rfb1 Bb5 18. Qxb5+ Qxb5 19. Rxb5 *",castling clearance crushing middlegame veryLong xRayAttack "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/BxQ5U""] [Themes ""advantage castling middlegame short""] [FEN ""3q1r2/3bppk1/5np1/r1pPQ3/2P5/2N4P/6B1/1R2K2R b K - 0 25""] [SetUp ""1""] 25... e6 26. O-O exd5 27. Nxd5 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/jxsFG""] [Themes ""advantage castling middlegame short""] [FEN ""r3k2r/ppp2p2/4b3/3P4/7q/8/PPP2PPP/R2QR1K1 w kq - 1 20""] [SetUp ""1""] 20. h3 O-O-O 21. dxe6 Rxd1 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/t3BY6""] [Themes ""advantage castling defensiveMove discoveredAttack long middlegame""] [FEN ""2r2k1r/p1q1bpp1/2p3bp/N1np4/1P4P1/Q1N4P/P3PPB1/2R1K2R b K - 0 22""] [SetUp ""1""] 22... Na6 23. Nxd5 cxd5 24. Rxc7 Rxc7 25. O-O *",advantage castling defensiveMove discoveredAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/GEWqS""] [Themes ""advantage castling defensiveMove opening short""] [FEN ""r3kb1r/ppp1qppp/2np1n2/4P3/2BP1Bb1/2N2N2/PPP3PP/R2QK2R b KQkq - 0 8""] [SetUp ""1""] 8... Bxf3 9. Qxf3 dxe5 10. O-O-O *",advantage castling defensiveMove opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/2G3j3""] [Themes ""castling crushing long middlegame""] [FEN ""r3k2r/p1p1np2/1p1p1qn1/6p1/3PP1Bp/7P/P1PQ1B1P/1R2K2R b Kkq - 2 18""] [SetUp ""1""] 18... Qf4 19. Be3 Qxe4 20. O-O f5 21. Bf3 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/f8lmq""] [Themes ""advantage castling clearance middlegame quietMove sacrifice veryLong""] [FEN ""r2qk1nr/pp2bppp/2p5/3BQ3/8/8/PPP2PPP/R1B1K2R w KQkq - 0 13""] [SetUp ""1""] 13. Qxg7 Qxd5 14. Qxh8 O-O-O 15. O-O Nf6 16. Qg7 Rg8 17. Qxg8+ Nxg8 *",advantage castling clearance middlegame quietMove sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/OsoOW""] [Themes ""advantage castling long middlegame""] [FEN ""r3k2r/pq2ppb1/2p3pp/2pn2N1/5B2/3P1Q1P/PPP1RPP1/4R1K1 w kq - 2 16""] [SetUp ""1""] 16. Nxf7 O-O 17. c4 Nxf4 18. Rxe7 Qb8 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/lNh1P""] [Themes ""advantage castling defensiveMove opening short""] [FEN ""r3kb1r/ppp1qppp/6b1/4N3/3nB1P1/3P3P/PPP2P2/R1BQK2R w KQkq - 1 12""] [SetUp ""1""] 12. Bf4 Bxe4 13. dxe4 O-O-O *",advantage castling defensiveMove opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/mBw4R""] [Themes ""castling crushing long middlegame""] [FEN ""4kb1r/prp2ppp/4p3/q7/3QNP2/2P5/PP4PP/R3K2R b KQk - 0 15""] [SetUp ""1""] 15... Rxb2 16. O-O-O Rc2+ 17. Kxc2 Qxa2+ 18. Kd3 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/U4sa6""] [Themes ""advantage castling defensiveMove kingsideAttack middlegame veryLong""] [FEN ""r3k1r1/p4p1p/2p1p3/2pp4/5b1q/1P3R2/PBPP2PP/RN1Q2K1 w q - 0 15""] [SetUp ""1""] 15. g3 Bxg3 16. Rxg3 Rxg3+ 17. hxg3 Qxg3+ 18. Kf1 O-O-O *",advantage castling defensiveMove kingsideAttack middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/LR2N3""] [Themes ""advantage castling clearance discoveredAttack middlegame pin sacrifice veryLong""] [FEN ""r1bk1bnr/ppp2ppp/8/1N2p3/4P3/2N5/PPP1BPPP/R3K2R b KQ - 1 10""] [SetUp ""1""] 10... a6 11. O-O-O+ Bd7 12. Bg4 Nf6 13. Rxd7+ Nxd7 14. Rd1 axb5 15. Rxd7+ *",advantage castling clearance discoveredAttack middlegame pin sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/XEz2I""] [Themes ""castling clearance crushing long opening""] [FEN ""r1b2bnr/pp1nk1pp/2p2p2/5NB1/8/5NP1/PPP2P1P/R3KB1R b KQ - 1 12""] [SetUp ""1""] 12... Kf7 13. Bc4+ Ke8 14. O-O-O Nb6 15. Rhe1+ *",castling clearance crushing long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/CtMqI""] [Themes ""castling crushing exposedKing middlegame veryLong""] [FEN ""rnb4r/ppQ3kp/3P4/8/8/7N/P4PPP/qN2K2R b K - 0 15""] [SetUp ""1""] 15... Kf6 16. Qe7+ Kg6 17. Nf4+ Kh6 18. O-O Nc6 19. Qh4+ *",castling crushing exposedKing middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/AUrFu""] [Themes ""advantage castling middlegame short""] [FEN ""1r2kb1r/5ppp/p1N1pn2/8/4p3/8/PPP2PPP/R3K1NR b KQk - 0 13""] [SetUp ""1""] 13... Rxb2 14. O-O-O Rb8 15. Nxb8 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/rJaN1""] [Themes ""advantage castling long opening""] [FEN ""r1bqk2r/p4ppp/1p1bp2n/2pP4/2B1P3/5Q2/PPP3PP/RNB1R1K1 w kq - 0 12""] [SetUp ""1""] 12. dxe6 Bxh2+ 13. Kf1 O-O 14. e7 Qxe7 *",advantage castling long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/YefXe""] [Themes ""advantage castling defensiveMove long middlegame quietMove""] [FEN ""r1b2b1r/pp2pp1p/3k2p1/8/BQ6/3P4/P1P2PPP/qN2K1NR b K - 3 15""] [SetUp ""1""] 15... Ke6 16. Nf3 Kf6 17. O-O Kg7 18. Nc3 *",advantage castling defensiveMove long middlegame quietMove "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/qH7XM""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""rn2k1nr/pp4pp/2pPp3/8/6PP/P4N2/1PPB4/R2QKB1q b Qkq - 1 15""] [SetUp ""1""] 15... Nf6 16. Qe2 O-O 17. O-O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/3Bf0F""] [Themes ""advantage castling defensiveMove fork middlegame short""] [FEN ""rn1qk2r/ppp2ppp/8/3P4/1bP3b1/2NBpN2/PP4PP/R2QK2R b KQkq - 0 10""] [SetUp ""1""] 10... Qf6 11. Qa4+ Nc6 12. O-O *",advantage castling defensiveMove fork middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/AIlWN""] [Themes ""advantage castling middlegame veryLong""] [FEN ""rn1qk2r/pp1bbppp/5P2/1Bp3B1/Q7/2p2N2/PPP2PPP/R3K2R b KQkq - 0 10""] [SetUp ""1""] 10... Bxf6 11. Bxf6 Qxf6 12. O-O-O O-O 13. Bxd7 Nxd7 14. Rxd7 *",advantage castling middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/a5Lxj""] [Themes ""castling crushing long middlegame""] [FEN ""r2q1r1k/pp3pR1/2p2P1B/8/4B3/5P2/PP6/R3K3 b Q - 0 28""] [SetUp ""1""] 28... Qxf6 29. Rh7+ Kg8 30. O-O-O Qxh6+ 31. Rxh6 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/BbIWh""] [Themes ""advantage castling long middlegame""] [FEN ""r2q3r/ppp1nkpp/4bp2/8/3nP3/2NQB3/PP3PPP/R3K1NR b KQ - 5 12""] [SetUp ""1""] 12... Nec6 13. O-O-O Nb3+ 14. axb3 Qxd3 15. Rxd3 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/1KQ1r""] [Themes ""attraction castling crushing defensiveMove long middlegame sacrifice""] [FEN ""r3k1r1/p1pb1p2/1pn1q2p/1B2p3/4Pp2/P1P2N1P/2P1QPPK/1R3R2 w q - 0 18""] [SetUp ""1""] 18. Rbd1 Rxg2+ 19. Kxg2 Qxh3+ 20. Kg1 O-O-O *",attraction castling crushing defensiveMove long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/1Nada""] [Themes ""castling crushing defensiveMove middlegame sacrifice short""] [FEN ""2rqk1nr/3n1pp1/p1NPp2p/1p6/7P/2Q5/PP3PP1/R1B1K2R b KQk - 3 15""] [SetUp ""1""] 15... Qb6 16. Qxg7 Qxc6 17. O-O *",castling crushing defensiveMove middlegame sacrifice short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/1nqRd""] [Themes ""castling crushing defensiveMove long middlegame pin trappedPiece""] [FEN ""r3k2r/pq2b1pp/n3R3/8/8/8/PPQB1P1P/2K3NR w kq - 1 23""] [SetUp ""1""] 23. Bg5 O-O 24. Rxe7 Qxh1 25. Qb3+ Kh8 *",castling crushing defensiveMove long middlegame pin trappedPiece "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/mxx2m""] [Themes ""advantage castling discoveredAttack long middlegame""] [FEN ""3r3r/1pk2ppp/8/4p3/Qb2n3/2N1B1N1/PP3PqP/R3K2R b KQ - 4 18""] [SetUp ""1""] 18... Bxc3+ 19. bxc3 Nxg3 20. Qa5+ Kd6 21. O-O-O+ *",advantage castling discoveredAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/27gF9""] [Themes ""advantage castling defensiveMove hangingPiece middlegame short""] [FEN ""r3k1nr/p1p2ppp/2p5/4p3/5P2/2qP4/P1P3PP/R1BQ1R1K w kq - 0 13""] [SetUp ""1""] 13. fxe5 Qxa1 14. Qf3 O-O-O *",advantage castling defensiveMove hangingPiece middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Kas4Q""] [Themes ""castling crushing long middlegame""] [FEN ""r3k2r/pp3p1p/4n1p1/2b1Nn2/2p5/2N5/PPPB1PPP/R4RK1 w kq - 4 15""] [SetUp ""1""] 15. Nd5 O-O-O 16. Nxf7 Rxd5 17. Nxh8 Rxd2 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/io5Jf""] [Themes ""attackingF2F7 castling crushing discoveredAttack middlegame sacrifice veryLong""] [FEN ""r1b1k2r/pppp1ppp/2n5/4P3/1qB3Q1/4P3/PPPN2PP/R3K2R b KQkq - 2 10""] [SetUp ""1""] 10... Qxb2 11. Bxf7+ Kxf7 12. O-O+ Ke8 13. Nc4 Nxe5 14. Qe4 d5 15. Qxd5 *",attackingF2F7 castling crushing discoveredAttack middlegame sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/FClkR""] [Themes ""castling clearance crushing middlegame quietMove veryLong""] [FEN ""r6q/ppp2kn1/2n2B2/3pPP2/3P4/2P3Q1/P1P5/R3K3 b Q - 2 23""] [SetUp ""1""] 23... Rg8 24. Qg6+ Kf8 25. O-O-O Qh2 26. Rg1 Qxg1+ 27. Qxg1 *",castling clearance crushing middlegame quietMove veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/U6X1i""] [Themes ""castling crushing defensiveMove opening veryLong""] [FEN ""r1b1kbnr/pp2pppp/4P3/2p5/8/4BQ2/P1P2PPP/q2NKB1R b Kkq - 0 11""] [SetUp ""1""] 11... Bxe6 12. Bb5+ Kd8 13. Qxb7 Rc8 14. O-O Nf6 15. Nc3 *",castling crushing defensiveMove opening veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/6xfgY""] [Themes ""advantage castling long middlegame""] [FEN ""r2qr1k1/1p3ppp/p2p1n2/3p4/3n3N/3QB3/PPP2PPP/R3K2R b KQ - 1 16""] [SetUp ""1""] 16... Qb6 17. O-O-O Ne2+ 18. Qxe2 d4 19. Bxd4 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/XQgcw""] [Themes ""advantage castling intermezzo long middlegame""] [FEN ""r3k3/1b1p2b1/p4pp1/1qp3Nr/5P2/2P1B2P/PP3Q1K/R4R2 w q - 0 24""] [SetUp ""1""] 24. Bxc5 O-O-O 25. Nf7 Qxc5 26. Qxc5+ Rxc5 *",advantage castling intermezzo long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/iL1BJ""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""1k1r1b1r/pp3pp1/2p5/1PPp4/Q2Pp1n1/2N1PqPp/P2B1P1P/R3KR2 b Q - 2 19""] [SetUp ""1""] 19... Nxh2 20. bxc6 Qg2 21. O-O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/RcA2n""] [Themes ""advantage castling discoveredAttack long middlegame""] [FEN ""r3kb1r/pp3pp1/3p3p/2p1P3/2BK4/6q1/PPP5/RNBQR3 w kq - 0 17""] [SetUp ""1""] 17. Kd5 O-O-O 18. Bd3 dxe5+ 19. Kc4 Qh4+ *",advantage castling discoveredAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/XfWGr""] [Themes ""castling crushing defensiveMove long middlegame pin""] [FEN ""r3k2r/5ppp/p1pB1n2/2n2P2/1p4PP/5P2/qPPQ4/2KR1B1R w kq - 0 17""] [SetUp ""1""] 17. Re1+ Nfe4 18. Kd1 O-O-O 19. fxe4 Rxd6 *",castling crushing defensiveMove long middlegame pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/w2Luf""] [Themes ""advantage castling defensiveMove intermezzo long opening""] [FEN ""r1b1k2r/ppp3p1/2p5/2b1qp2/4P1p1/3P2P1/PPP1BPK1/RNBQ1R2 w kq - 0 12""] [SetUp ""1""] 12. exf5 Qd5+ 13. f3 Bxf5 14. Rh1 O-O-O *",advantage castling defensiveMove intermezzo long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/3Ff8F""] [Themes ""castling crushing defensiveMove master middlegame veryLong""] [FEN ""r1b1k2r/pp2qpp1/3b1n1p/n2P4/1pN1p3/P7/BBPP1PPP/RN1QK2R b KQkq - 5 12""] [SetUp ""1""] 12... Bg4 13. Bxf6 Qxf6 14. Nxd6+ Qxd6 15. Qxg4 Qe5 16. O-O *",castling crushing defensiveMove master middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/aSP2d""] [Themes ""advantage castling middlegame short""] [FEN ""rn1qk2r/pQ3ppp/2b2n2/1B1p4/1b1P4/8/PP3PPP/RNB1K1NR w KQkq - 3 10""] [SetUp ""1""] 10. Bd2 O-O 11. Bxc6 Nxc6 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/jYHkD""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r1b1kb1r/pp3ppp/2n1p3/2ppP3/3P4/1QP2N2/P2BBPPP/qN2K2R b Kkq - 1 9""] [SetUp ""1""] 9... Na5 10. Qc2 c4 11. O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/qpVN2""] [Themes ""advantage castling defensiveMove long middlegame sacrifice""] [FEN ""r3k2r/ppp1q1pp/2nbBn2/6N1/8/P3B3/1PP2PPP/R2QK2R w KQkq - 1 17""] [SetUp ""1""] 17. O-O h6 18. Nf7 Qxe6 19. Nxh8 O-O-O *",advantage castling defensiveMove long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/dH5jK""] [Themes ""castling crushing hangingPiece middlegame veryLong""] [FEN ""r3k2r/ppp1qppp/2n1b3/8/2pP4/5N2/PP1QBPPP/R4RK1 w kq - 1 12""] [SetUp ""1""] 12. Bxc4 Bxc4 13. Rae1 Be6 14. d5 O-O-O 15. dxc6 Rxd2 *",castling crushing hangingPiece middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/eQIp7""] [Themes ""advantage castling discoveredAttack middlegame veryLong""] [FEN ""r3k2r/pppb1pp1/2p5/7p/4q3/6P1/PPPQB2P/R1BK3R w kq - 0 15""] [SetUp ""1""] 15. Re1 O-O-O 16. Qf4 Bf5+ 17. Bd3 Rxd3+ 18. cxd3 Qxd3+ *",advantage castling discoveredAttack middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/r0PTb""] [Themes ""castling crushing defensiveMove long middlegame""] [FEN ""r3k2r/p2b1p2/q1p2n1p/P7/4p2p/BBP5/P2P1PPP/R2QK2R w KQkq - 3 17""] [SetUp ""1""] 17. Bb4 Bg4 18. f3 exf3 19. gxf3 O-O-O *",castling crushing defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/bzBYB""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""Q2nkb1r/p2q1ppp/5n2/8/4p3/8/PPPP1PPP/RNB1K2R w KQk - 1 13""] [SetUp ""1""] 13. O-O Bd6 14. Nc3 O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/j9Of7""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""b1r1k2r/Q4pp1/4pq1p/1N1pN3/1b1P4/4P3/PP3PPP/R3K2R w KQk - 1 16""] [SetUp ""1""] 16. Ke2 Rc2+ 17. Kd1 Rd2+ 18. Kc1 O-O *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/uSiMo""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""r4rk1/3qb1p1/2pp2P1/pp2p1N1/1n2P1n1/P1N1B3/1PPQ1P2/R3K1R1 b Q - 0 19""] [SetUp ""1""] 19... Nxe3 20. fxe3 Bxg5 21. Rxg5 Qh3 22. O-O-O *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/K0AeF""] [Themes ""advantage castling discoveredAttack long middlegame""] [FEN ""r1bq3r/pp6/2p1k1Q1/1BnpP1p1/7p/P1P1PP2/6PP/R3K2R b KQ - 3 20""] [SetUp ""1""] 20... Kxe5 21. f4+ gxf4 22. exf4+ Kxf4 23. O-O+ *",advantage castling discoveredAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/R7Eyz""] [Themes ""advantage castling long middlegame""] [FEN ""r3k2r/pp2pp2/1qn3pb/3pP3/3P2b1/1QN1PN2/PP4P1/R3KB1R w KQkq - 4 14""] [SetUp ""1""] 14. Nxd5 Qxb3 15. axb3 O-O-O 16. Rxh6 Rxh6 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/CMc0A""] [Themes ""advantage castling long middlegame sacrifice""] [FEN ""r3kb1r/ppp2ppp/2n2n2/1B1PB3/6b1/2N2N2/Pq3PPP/R2QK2R b KQkq - 0 11""] [SetUp ""1""] 11... Bb4 12. O-O Bxc3 13. Rb1 Qxb5 14. Rxb5 *",advantage castling long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/B5mWQ""] [Themes ""advantage capturingDefender castling discoveredAttack middlegame pin veryLong""] [FEN ""r3k2r/pp1q2pp/2n2n2/1B3p2/1b2p3/2NP3P/PPP2PP1/R1BQK2R w KQkq - 1 11""] [SetUp ""1""] 11. dxe4 Qxd1+ 12. Kxd1 O-O-O+ 13. Bd2 Bxc3 14. bxc3 Nxe4 15. Bd3 Nxf2+ *",advantage capturingDefender castling discoveredAttack middlegame pin veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/R0zaE""] [Themes ""advantage castling fork opening veryLong""] [FEN ""1n1qk2r/pQ3ppp/2p1p3/2bp4/2P1n1b1/8/PP1PPPBP/RNB1K1NR w KQk - 3 8""] [SetUp ""1""] 8. f3 Qh4+ 9. Kd1 Nf2+ 10. Kc2 Bf5+ 11. e4 O-O 12. Nc3 dxe4 *",advantage castling fork opening veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/RrFKc""] [Themes ""castling crushing long middlegame skewer""] [FEN ""1r2k2r/4b1pp/2p2nb1/4R3/NpNpP2B/1P1P3q/1P1Q1P2/R3K3 w Qk - 0 26""] [SetUp ""1""] 26. Qf4 O-O 27. Qg3 Qh1+ 28. Kd2 Qxa1 *",castling crushing long middlegame skewer "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/UiOnm""] [Themes ""castling crushing defensiveMove long middlegame""] [FEN ""r3k2r/3q1p2/3p2n1/1p2P1pp/1P2P1n1/N6P/1BB2b1N/R2QR1K1 w kq - 0 22""] [SetUp ""1""] 22. Kg2 Nf4+ 23. Kh1 Nxh2 24. Nxb5 O-O *",castling crushing defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/5PpaM""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""2b4k/r3b1qn/p2p4/1ppBp3/4P2P/P7/1PPQ1PP1/R3K2R b KQ - 0 21""] [SetUp ""1""] 21... Qxg2 22. O-O-O Qf3 23. Rhg1 *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/VXDY5""] [Themes ""advantage castling middlegame veryLong""] [FEN ""r3k2r/1q2nppp/p3p3/1p2P3/1bpQ4/2N1B1P1/1P2PP1P/R2R2K1 w kq - 4 16""] [SetUp ""1""] 16. Nxb5 Qxb5 17. Rxa6 O-O 18. Rxa8 Rxa8 19. Qd8+ Qe8 *",advantage castling middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/QPell""] [Themes ""castling crushing exposedKing long opening""] [FEN ""r1b1k2r/pp1pqp1p/2nQ1np1/4p3/4P3/5P2/PPP3PP/RNB1KB1R w KQkq - 1 9""] [SetUp ""1""] 9. Qc7 O-O 10. Bg5 Qb4+ 11. c3 Qxb2 *",castling crushing exposedKing long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/zFVj8""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""r2q1r1k/pp4pp/8/4P3/3n2BP/5P2/PP1Q4/R3K2R b KQ - 1 22""] [SetUp ""1""] 22... Rxf3 23. O-O-O Qc7+ 24. Kb1 *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/WL5pj""] [Themes ""castling crushing middlegame short""] [FEN ""r1b1k2r/p3bppp/2p2n2/2ppN3/3P1B2/8/PqP1QPPP/RN2R1K1 w kq - 0 12""] [SetUp ""1""] 12. Nxf7 O-O 13. Nh6+ gxh6 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/J5DHP""] [Themes ""advantage castling long middlegame sacrifice trappedPiece""] [FEN ""r1b2rk1/p4ppp/1pn1p3/q2p4/1b1P1B2/P1N1P3/1PQ1BPPP/R3K2R b KQ - 1 13""] [SetUp ""1""] 13... Ba6 14. O-O Bxc3 15. b4 Bxe2 16. bxa5 *",advantage castling long middlegame sacrifice trappedPiece "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/vgYkV""] [Themes ""advantage castling middlegame short""] [FEN ""r3k2r/ppp1b1pp/2q1p3/3nPp2/4N1Q1/2P4P/PP3PP1/R1B2RK1 w kq f6 0 15""] [SetUp ""1""] 15. Qxg7 O-O-O 16. c4 Qxc4 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/nfNjl""] [Themes ""advantage castling discoveredAttack long opening""] [FEN ""r1bqk2r/pppn1p1p/6p1/4N3/1bP1n3/2N3B1/PP3PPP/R2QKB1R b KQkq - 0 9""] [SetUp ""1""] 9... Nxe5 10. Qxd8+ Kxd8 11. O-O-O+ Nd7 12. Nxe4 *",advantage castling discoveredAttack long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/NmuO4""] [Themes ""advantage castling long middlegame""] [FEN ""3rk2r/pp4p1/2p5/2p2P1p/2P2q1R/PPN1n3/1BQ3K1/4R3 w k - 1 27""] [SetUp ""1""] 27. Kh3 Qf3+ 28. Kh2 O-O 29. Qe2 Ng4+ *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/035YV""] [Themes ""advantage castling discoveredAttack middlegame pin short""] [FEN ""r1bk3r/1p3ppp/p7/2b5/P7/4Bp2/1P3PPP/R3KB1R b KQ - 1 14""] [SetUp ""1""] 14... Re8 15. O-O-O+ Bd7 16. Bxc5 *",advantage castling discoveredAttack middlegame pin short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Yo0SM""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""r3kb1Q/pp2pp1p/1qb3p1/8/6n1/5N2/PPP2PPP/RNB1R1K1 w q - 1 12""] [SetUp ""1""] 12. Bh6 Qxf2+ 13. Kh1 O-O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/mNLA5""] [Themes ""advantage castling clearance long opening""] [FEN ""r2qk2r/pppn1p1p/5n1b/3PNb2/2B2ppP/2NP4/PPP3P1/R1BQK2R w KQkq - 1 10""] [SetUp ""1""] 10. Qe2 O-O 11. O-O Re8 12. Bxf4 Bxf4 *",advantage castling clearance long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/zCZ4o""] [Themes ""advantage castling defensiveMove middlegame veryLong""] [FEN ""3rkb1r/5qp1/p2p3p/1p1RpN2/4Pn1P/P3QP1B/1PP5/2KR4 w k - 3 23""] [SetUp ""1""] 23. Nxd6+ Bxd6 24. Rxd6 Rxd6 25. Rxd6 Nxh3 26. Rxa6 O-O *",advantage castling defensiveMove middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/hOAOr""] [Themes ""advantage castling discoveredAttack exposedKing intermezzo long opening sacrifice""] [FEN ""rnb1kb1r/ppp1q2p/8/4B3/2BP2pP/2P5/P1P3P1/R2QK2R b KQkq - 0 12""] [SetUp ""1""] 12... Bg7 13. O-O Bxe5 14. Bf7+ Kd8 15. dxe5+ *",advantage castling discoveredAttack exposedKing intermezzo long opening sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/bqrSH""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""r2q1rk1/ppp3pp/6n1/1B3b2/1b1Pp3/6NP/PP1B1PP1/R2QK2R b KQ - 2 15""] [SetUp ""1""] 15... Qxd4 16. Qb3+ Be6 17. Qxe6+ Kh8 18. O-O-O *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/vAaPo""] [Themes ""castling crushing middlegame veryLong""] [FEN ""r2q1rk1/1p3pbp/2p3p1/p6P/3P4/2N1P3/PP2Q1P1/R3K2R b KQ - 0 19""] [SetUp ""1""] 19... Bxd4 20. O-O-O Re8 21. Rxd4 Qxd4 22. exd4 Rxe2 23. Nxe2 *",castling crushing middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/zSkH9""] [Themes ""castling crushing long middlegame""] [FEN ""rnb4r/pp3kpp/8/3PN3/1Q1p4/8/PP3PqP/R3K2R b KQ - 0 13""] [SetUp ""1""] 13... Kf6 14. Qd6+ Kf5 15. O-O-O Qg5+ 16. f4 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/9iJcZ""] [Themes ""attraction castling crushing defensiveMove discoveredAttack long middlegame""] [FEN ""2r1k2r/pp1n1ppp/4p3/qB1p1b2/3PnB2/1QP1PN2/P4PPP/2R1K2R b Kk - 0 13""] [SetUp ""1""] 13... Nxc3 14. Bxd7+ Kxd7 15. Qxb7+ Kd8 16. O-O *",attraction castling crushing defensiveMove discoveredAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Rhx2k""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r1b2rk1/pp1n2pp/2q1p3/2p1PpN1/3P1B2/2P5/PP3PPP/R2QK2R b KQ - 0 14""] [SetUp ""1""] 14... Qxg2 15. Qh5 h6 16. O-O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Ynale""] [Themes ""castling crushing long middlegame""] [FEN ""rnb2rk1/pppp2pp/4p3/b3B3/3Pq3/P1P2N1P/2PQB1P1/R3K2R b KQ - 1 14""] [SetUp ""1""] 14... Nc6 15. O-O Nxe5 16. Nxe5 Rxf1+ 17. Rxf1 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/FymGY""] [Themes ""castling crushing long middlegame""] [FEN ""r1b1k2N/p1p1q2p/2p3p1/8/5Q2/8/PPPP1KPP/RNB4n w q - 0 15""] [SetUp ""1""] 15. Kf3 Be6 16. Nc3 O-O-O 17. Nxg6 hxg6 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/PmGpM""] [Themes ""castling crushing discoveredAttack long middlegame""] [FEN ""4k2r/6b1/B1q1p1pp/3b4/Qp6/8/PP4PP/R4RK1 w k - 2 27""] [SetUp ""1""] 27. Bb5 Bd4+ 28. Rf2 Bxf2+ 29. Kxf2 O-O+ *",castling crushing discoveredAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/cOmwH""] [Themes ""advantage castling intermezzo long middlegame""] [FEN ""r3k2r/pbpp1ppp/n3pn2/2p5/2P5/P1N1PN2/2QPBPPP/q1B1K2R b Kkq - 3 11""] [SetUp ""1""] 11... Be4 12. Nxe4 Nxe4 13. O-O Rb8 14. Qxe4 *",advantage castling intermezzo long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/OWRKr""] [Themes ""advantage castling long middlegame pin""] [FEN ""r1b1k1nr/ppp1qp2/2np4/8/2P2B2/2QP4/PP2B1PP/R3K2R b KQkq - 0 13""] [SetUp ""1""] 13... Bg4 14. O-O Bxe2 15. Qxh8 Bxf1 16. Qxg8+ *",advantage castling long middlegame pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/s7BQ7""] [Themes ""advantage castling long middlegame""] [FEN ""r3kb1r/ppp1pppp/8/3q4/3N4/8/PPP1bPPP/R1BQK2R w KQkq - 0 9""] [SetUp ""1""] 9. Kxe2 O-O-O 10. Qd3 Qxd4 11. Qxd4 Rxd4 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/oER4t""] [Themes ""advantage castling defensiveMove opening short""] [FEN ""r1b1k2r/2ppbppp/p7/1p6/4Q1nq/1B6/PPPP1PPP/RNB1R1K1 w kq - 1 11""] [SetUp ""1""] 11. h3 Qxf2+ 12. Kh1 O-O *",advantage castling defensiveMove opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/5DZd2""] [Themes ""advantage castling long middlegame trappedPiece""] [FEN ""r3k2r/1bp1bppp/5n2/p3N3/3q4/7P/P1Q2PP1/RNB1R1K1 w kq - 0 17""] [SetUp ""1""] 17. Qxc7 O-O 18. Qxe7 Qxa1 19. Qxb7 Rab8 *",advantage castling long middlegame trappedPiece "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/dP4wD""] [Themes ""advantage castling middlegame veryLong""] [FEN ""2k2r2/ppp1bppp/2n2n2/4pP2/1P2P3/1BPr3P/PB1N2P1/R3K2R b KQ - 1 15""] [SetUp ""1""] 15... Nxb4 16. cxb4 Bxb4 17. O-O-O Bxd2+ 18. Rxd2 Rxd2 19. Kxd2 *",advantage castling middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Yo9gV""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""r3k2r/qpQ2ppp/p3p3/3pP3/6n1/2P3P1/PP3PP1/R1B1R1K1 w kq - 1 19""] [SetUp ""1""] 19. Bg5 Qxf2+ 20. Kh1 O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/T6iwI""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r3k2r/pp3ppp/2p1bn2/6q1/4Q3/P7/BNPP1PPP/RN2K2R w KQkq - 1 14""] [SetUp ""1""] 14. Qe3 Qxg2 15. Rf1 O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/9XlYv""] [Themes ""advantage castling defensiveMove long opening""] [FEN ""r2qk2r/ppp2ppp/2n1b3/8/1bP3n1/1P3N2/PB1P1PPP/RN1QKB1R w KQkq - 5 8""] [SetUp ""1""] 8. a3 Bc5 9. d4 Qf6 10. Qd2 O-O-O *",advantage castling defensiveMove long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/nYVVX""] [Themes ""castling crushing middlegame veryLong""] [FEN ""r3k1r1/1ppb3p/p1q1p2Q/4bp2/P1B5/2N5/1PP2PPP/3R1RK1 w q - 2 18""] [SetUp ""1""] 18. Bd5 exd5 19. Qxc6 Bxc6 20. Rfe1 O-O-O 21. Rxe5 d4 *",castling crushing middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/tEfhc""] [Themes ""advantage attackingF2F7 castling long middlegame sacrifice""] [FEN ""rn2k2r/pb1p1pp1/3Pp3/1p2P1N1/7p/PB1QB3/1PP2Pqn/R3KR2 b Qkq - 1 17""] [SetUp ""1""] 17... Ba6 18. O-O-O Nxf1 19. Bxe6 Nxe3 20. Bxf7+ *",advantage attackingF2F7 castling long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/f7USP""] [Themes ""castling crushing defensiveMove long opening queensideAttack sacrifice""] [FEN ""2rqkb1r/pQ3ppp/4b3/3n4/5B2/2N5/PP3PPP/R3K1NR w KQk - 1 14""] [SetUp ""1""] 14. O-O-O Rxc3+ 15. bxc3 Ba3+ 16. Kc2 O-O *",castling crushing defensiveMove long opening queensideAttack sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/3ZhzT""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""2r1k2r/pp5p/1qn1p3/3pp1B1/B7/P6P/1P2NbP1/R2Q1K1R w k - 1 18""] [SetUp ""1""] 18. Nc3 O-O 19. Qg4 Kh8 *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/VL8Fo""] [Themes ""castling crushing defensiveMove fork long middlegame""] [FEN ""r4rk1/2p4p/p1b3p1/1p1pp1q1/8/2PP3Q/PP1N1PP1/R3K1R1 b Q - 1 22""] [SetUp ""1""] 22... d4 23. Qe6+ Kg7 24. Qxc6 Rxf2 25. O-O-O *",castling crushing defensiveMove fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/wag3G""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""rn2k2r/pp4pp/2p2n2/3BN3/Qb1Pp3/2P4b/PP1N1PqP/R1B1KR2 w Qkq - 0 11""] [SetUp ""1""] 11. Qxb4 Nxd5 12. Qxb7 O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/btofM""] [Themes ""attraction castling crushing defensiveMove long middlegame""] [FEN ""2q1k2r/p2n1ppp/1p6/3Q1b2/1b1P1B2/8/PP3PPP/R3K1NR w KQk - 1 15""] [SetUp ""1""] 15. Bd2 Bxd2+ 16. Kxd2 Qc2+ 17. Ke1 O-O *",attraction castling crushing defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/o1jFX""] [Themes ""advantage castling middlegame short""] [FEN ""r3kb1r/1p3ppp/p1n5/q2BpP2/8/4B3/PPP2PPP/R2QK2R w KQkq - 1 12""] [SetUp ""1""] 12. c3 O-O-O 13. Bxf7 Rxd1+ *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/JtmF5""] [Themes ""advancedPawn castling crushing middlegame pin veryLong""] [FEN ""r4r2/pp1n2kp/1qpPQbp1/5p2/6p1/2B5/PPP1BPPP/R3K2R b KQ - 2 18""] [SetUp ""1""] 18... Nc5 19. Qe7+ Rf7 20. Bxf6+ Kg8 21. O-O-O Rxe7 22. dxe7 *",advancedPawn castling crushing middlegame pin veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/lDttE""] [Themes ""advantage castling middlegame pin short""] [FEN ""r3k2r/pp2nppp/2n5/1B6/8/2P2PBP/P4P2/R2KR3 w kq - 4 17""] [SetUp ""1""] 17. Bd6 O-O-O 18. Kc2 Rxd6 *",advantage castling middlegame pin short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/xbnI7""] [Themes ""advantage castling discoveredAttack fork middlegame veryLong""] [FEN ""r3k2r/1p4p1/pp1p4/4q1B1/3nP3/P2P4/1PP3P1/R2Q1RK1 w kq - 0 18""] [SetUp ""1""] 18. Qg4 Qh2+ 19. Kf2 O-O+ 20. Ke3 Nxc2+ 21. Kd2 Nxa1 *",advantage castling discoveredAttack fork middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/TNm7a""] [Themes ""advantage castling defensiveMove fork long middlegame""] [FEN ""Qn2k2r/4bppp/pq2pn2/8/b2Np3/4BP2/PPP1B1PP/R4RK1 w k - 2 15""] [SetUp ""1""] 15. Nf5 Bc5 16. Bxc5 Qxc5+ 17. Kh1 O-O *",advantage castling defensiveMove fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/3nItr""] [Themes ""advantage castling discoveredAttack long middlegame queensideAttack""] [FEN ""r3kr2/4b1Qp/p1p5/8/1P6/2B5/1PP2PPP/qbKR3R w q - 1 21""] [SetUp ""1""] 21. Rhe1 Ba2+ 22. Kd2 O-O-O+ 23. Ke2 Bc4+ *",advantage castling discoveredAttack long middlegame queensideAttack "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/3PW7o""] [Themes ""advantage attraction castling defensiveMove long middlegame sacrifice""] [FEN ""r3k2r/ppp2pp1/2p1b1q1/2b5/4P1p1/2PP2P1/PP2BPK1/RNBQ1R2 w kq - 3 13""] [SetUp ""1""] 13. Bf4 Rh2+ 14. Kxh2 Qh5+ 15. Kg1 O-O-O *",advantage attraction castling defensiveMove long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/gcePN""] [Themes ""advantage castling clearance defensiveMove master opening sacrifice short""] [FEN ""rnbqk2r/ppp2ppp/8/3P4/1b2nP2/8/PPP1Q1PP/RNB1KBNR w KQkq - 2 7""] [SetUp ""1""] 7. Bd2 O-O 8. Bxb4 Re8 *",advantage castling clearance defensiveMove master opening sacrifice short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/8MGOI""] [Themes ""castling crushing discoveredAttack long middlegame pin sacrifice""] [FEN ""r1b5/pp2r2R/2nk4/3pPq2/8/2P3Q1/PP1N1PP1/R3K3 b Q - 0 23""] [SetUp ""1""] 23... Nxe5 24. Nc4+ dxc4 25. O-O-O+ Ke6 26. Qg8+ *",castling crushing discoveredAttack long middlegame pin sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/48WO1""] [Themes ""advantage castling discoveredAttack kingsideAttack long middlegame""] [FEN ""3rk2r/pp5q/2p5/3pn1p1/6B1/6B1/PP3PP1/2RQ1RK1 w k - 1 22""] [SetUp ""1""] 22. f3 Qh1+ 23. Kf2 Nxg4+ 24. fxg4 O-O+ *",advantage castling discoveredAttack kingsideAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/0Vk7k""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""r1b2rk1/1ppp1ppp/8/p1b5/4q3/P1BBP3/1P3PPP/R2QK2R b KQ - 1 13""] [SetUp ""1""] 13... Qxg2 14. Qh5 g6 15. Qh6 f6 16. O-O-O *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/p8OQ1""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r1b1k2r/ppp5/8/2n2q1p/1N2p1p1/1QP1P3/PP4PP/R3KB1R w KQkq - 1 17""] [SetUp ""1""] 17. Qc4 Be6 18. Qd4 O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/hbScC""] [Themes ""advantage attackingF2F7 castling defensiveMove long opening""] [FEN ""r3kb1r/ppp1pppp/2n5/4N3/3Pqn2/PQ2P3/1P3PPP/R3KB1R b KQkq - 1 12""] [SetUp ""1""] 12... Nxg2+ 13. Bxg2 Qxg2 14. Qxf7+ Kd8 15. O-O-O *",advantage attackingF2F7 castling defensiveMove long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Vb1LB""] [Themes ""castling crushing defensiveMove fork long middlegame""] [FEN ""r1b4R/5kr1/2q5/p2ppp2/P1n5/8/5PP1/1B1QK2R b K - 3 27""] [SetUp ""1""] 27... Qg6 28. Qxd5+ Qe6 29. Qxa8 Qd7 30. O-O *",castling crushing defensiveMove fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/tvSoR""] [Themes ""castling clearance crushing long middlegame trappedPiece""] [FEN ""r3k2r/1ppq1bpp/p1nb1p2/1Q6/4P3/2N1BN1P/PPP2PP1/R3K2R w KQkq - 0 13""] [SetUp ""1""] 13. Qxb7 O-O 14. O-O-O Rfb8 15. Qxa8 Rxa8 *",castling clearance crushing long middlegame trappedPiece "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/HYdX7""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r2k4/pp1bp1bp/2nN2p1/6B1/8/2p3P1/P1P1Q2P/R3KB1q b Q - 3 19""] [SetUp ""1""] 19... Kc7 20. Nb5+ Kc8 21. O-O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/J3e7e""] [Themes ""advantage castling middlegame short""] [FEN ""r3kb1Q/pp3q1p/2p2np1/3p1b2/3Pp3/1N6/PPP2PPP/RNB1K2R w KQq - 0 16""] [SetUp ""1""] 16. Bh6 O-O-O 17. Qxf8 Rxf8 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/PZg6f""] [Themes ""advantage castling hangingPiece long middlegame""] [FEN ""r1b1k2r/p4p2/2p3qp/1p2P1p1/4n3/1BQ5/PPP2PPP/R3R1K1 w kq - 0 19""] [SetUp ""1""] 19. Rxe4 Qxe4 20. e6 O-O 21. exf7+ Kh7 *",advantage castling hangingPiece long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/3nmA8""] [Themes ""advantage castling long middlegame pin quietMove trappedPiece""] [FEN ""r3k1nr/p1p2ppp/1pP5/8/Q1B1p1b1/B1P1P3/P4PqP/R3K1NR w KQkq - 2 12""] [SetUp ""1""] 12. Qb4 O-O-O 13. h3 Qxh1 14. hxg4 Qxg1+ *",advantage castling long middlegame pin quietMove trappedPiece "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/kvotW""] [Themes ""advantage castling long middlegame quietMove""] [FEN ""r2q1r2/1p1n3p/1bp2k2/5p2/Pp1PP3/1B1Q3P/5P2/R3K1R1 b Q - 0 25""] [SetUp ""1""] 25... Re8 26. O-O-O Rxe4 27. Qg3 Ke7 28. f3 *",advantage castling long middlegame quietMove "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/YOOKm""] [Themes ""advantage castling defensiveMove middlegame quietMove short""] [FEN ""r1b1k1nr/ppp2ppp/3p4/8/8/4PNP1/PPPN3P/R2QKB1q b Qkq - 1 11""] [SetUp ""1""] 11... Bh3 12. Qe2 Nf6 13. O-O-O *",advantage castling defensiveMove middlegame quietMove short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ilFO8""] [Themes ""castling crushing middlegame short""] [FEN ""2k1q2r/3r2p1/pp1BBn1p/8/1PQ5/P4P1P/2P5/R3K2b b Q - 0 21""] [SetUp ""1""] 21... Kd8 22. O-O-O Qxe6 23. Qxe6 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ins72""] [Themes ""advantage castling middlegame short""] [FEN ""r1b1k2r/p2p1ppp/2pQp3/8/4q3/8/PPP1B1PP/R3KR2 b Qkq - 1 13""] [SetUp ""1""] 13... Ba6 14. O-O-O Rd8 15. Bxa6 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/kvVzE""] [Themes ""castling crushing middlegame short""] [FEN ""2r2r1k/pb2q1pp/1p3n2/3pN3/2B5/P1P3BQ/1P4PP/R3K2R b KQ - 0 22""] [SetUp ""1""] 22... Rxc4 23. O-O Kg8 24. Nxc4 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/TikKW""] [Themes ""castling crushing middlegame short""] [FEN ""rn1q1rk1/3bp1bp/p2p1np1/2pP4/1pP1P3/1P1B4/PB1NN1PP/R2QK2R b KQ - 0 13""] [SetUp ""1""] 13... Nxe4 14. Bxg7 Nf2 15. O-O *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/posH3""] [Themes ""advantage castling middlegame short""] [FEN ""r3k2r/1p2b1p1/1q1ppn1p/p3p1P1/P2pP3/3P1N1P/1PPQNP2/R3K2R b KQkq - 0 15""] [SetUp ""1""] 15... Qxb2 16. O-O Nxe4 17. dxe4 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/kixWA""] [Themes ""advantage castling opening short""] [FEN ""r1bqkb1r/pppp1ppp/2n5/8/2BPn3/5N2/PP3PPP/RNBQK2R b KQkq - 1 6""] [SetUp ""1""] 6... Qe7 7. O-O d5 8. Bxd5 *",advantage castling opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/yuuh5""] [Themes ""advantage castling defensiveMove hangingPiece middlegame short""] [FEN ""2kr1b1r/ppp2ppp/1q6/8/6n1/2N5/PP2QPPP/R1B1K2R b KQ - 3 15""] [SetUp ""1""] 15... Bc5 16. Qxg4+ Rd7 17. O-O *",advantage castling defensiveMove hangingPiece middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/71kOY""] [Themes ""castling crushing discoveredAttack hangingPiece middlegame short""] [FEN ""r3k2r/p1p3pp/2pb4/8/4bB2/2P5/PP1R2PP/2K2B1R w kq - 0 16""] [SetUp ""1""] 16. Re2 Bxf4+ 17. Kd1 O-O-O+ *",castling crushing discoveredAttack hangingPiece middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/lvJGo""] [Themes ""advantage castling defensiveMove hangingPiece middlegame short""] [FEN ""r3k1nr/p2q3p/4ppp1/8/1b1p4/2N2QB1/PPP2PPP/R3K2R b KQkq - 1 14""] [SetUp ""1""] 14... dxc3 15. Qxa8+ Kf7 16. O-O *",advantage castling defensiveMove hangingPiece middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/VeINi""] [Themes ""advantage castling defensiveMove middlegame pin quietMove sacrifice veryLong""] [FEN ""r3k2r/ppp1n1p1/3q3p/2b1Q3/4P3/2P5/P2P1PPP/RNB2RK1 w kq - 1 13""] [SetUp ""1""] 13. Qxg7 Rg8 14. Qh7 Qd3 15. Ba3 O-O-O 16. Bxc5 Qf3 17. g3 Ng6 18. Re1 Nf4 *",advantage castling defensiveMove middlegame pin quietMove sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/3LtAI""] [Themes ""castling clearance crushing opening pin sacrifice short""] [FEN ""r1bqkb1r/pppp1ppp/8/n1nPN3/8/3B4/PPP2PPP/RNBQK2R b KQkq - 0 7""] [SetUp ""1""] 7... Qe7 8. O-O Qxe5 9. Re1 *",castling clearance crushing opening pin sacrifice short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/TuB0V""] [Themes ""castling crushing opening short""] [FEN ""rnb1k2r/ppppqppp/5n2/4P3/1bB5/2N2N2/PP3PPP/R1BQK2R b KQkq - 2 7""] [SetUp ""1""] 7... Nc6 8. O-O Nxe5 9. Nxe5 *",castling crushing opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/O4sDE""] [Themes ""advantage castling fork opening veryLong""] [FEN ""r2qkb1r/pp3ppp/2n1bn2/1Bp5/3P4/5N2/PPP2PPP/RNBQK2R w KQkq - 2 7""] [SetUp ""1""] 7. Ne5 Qa5+ 8. Nc3 O-O-O 9. Nxc6 bxc6 10. Bxc6 cxd4 *",advantage castling fork opening veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/O5cIw""] [Themes ""advantage castling discoveredAttack opening short""] [FEN ""r1bqk2r/pp1p1ppp/2N1p3/8/1b2n3/2N1B3/PPPQ1PPP/R3KB1R b KQkq - 0 8""] [SetUp ""1""] 8... dxc6 9. Qxd8+ Kxd8 10. O-O-O+ *",advantage castling discoveredAttack opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/BjoG9""] [Themes ""advantage castling long middlegame""] [FEN ""r1b1k1nr/pp1p1ppp/4p3/8/4q3/P1B5/1P2BPPP/R2QK2R b KQkq - 1 11""] [SetUp ""1""] 11... b6 12. O-O Bb7 13. Bf3 Qxf3 14. gxf3 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/c2kyT""] [Themes ""advantage attraction capturingDefender castling exposedKing fork middlegame sacrifice veryLong""] [FEN ""r1bq1r1k/ppp2p2/5p1p/7Q/3pBb1B/8/PPP3PP/R3K2R b KQ - 0 15""] [SetUp ""1""] 15... Re8 16. O-O Rxe4 17. Rxf4 Rxf4 18. Qxh6+ Kg8 19. Qxf4 *",advantage attraction capturingDefender castling exposedKing fork middlegame sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/fFQYd""] [Themes ""castling crushing defensiveMove fork hangingPiece long middlegame""] [FEN ""r3k2r/ppp1qppp/2P5/4N3/1bP5/N2b4/PP1B1PPP/R2QK2R w KQkq - 3 14""] [SetUp ""1""] 14. Bxb4 Qxe5+ 15. Kd2 Qxb2+ 16. Ke3 O-O-O *",castling crushing defensiveMove fork hangingPiece long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/0CC4a""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""r3k2r/ppp3pp/3b4/3pn3/3P2bq/1B6/PPP2PP1/RNBQR1K1 w kq - 0 12""] [SetUp ""1""] 12. Qd3 O-O 13. Bxd5+ Kh8 *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/j7wCT""] [Themes ""castling crushing middlegame skewer veryLong""] [FEN ""r3k2r/pp3ppp/2p1p3/4P3/2Pq4/2b5/P1P1QPPP/1RB2K1R w kq - 5 15""] [SetUp ""1""] 15. Rxb7 O-O-O 16. Be3 Qd1+ 17. Qxd1 Rxd1+ 18. Ke2 Rxh1 *",castling crushing middlegame skewer veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/yUdCK""] [Themes ""castling crushing defensiveMove hangingPiece opening short""] [FEN ""rnb1k2r/ppp2pp1/7p/b3N3/2BPq3/2P3P1/PP5P/RN1QK2R w KQkq - 0 12""] [SetUp ""1""] 12. Qe2 Qxh1+ 13. Kd2 O-O *",castling crushing defensiveMove hangingPiece opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/IFltT""] [Themes ""castling crushing defensiveMove hangingPiece middlegame short""] [FEN ""r3k2r/2nnbp2/2p1p1p1/p1PpP1BP/1p1P4/3R1NK1/PP3P2/1N5R w kq - 0 24""] [SetUp ""1""] 24. hxg6 Rxh1 25. g7 O-O-O *",castling crushing defensiveMove hangingPiece middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/PhpCG""] [Themes ""advantage castling intermezzo long middlegame pin""] [FEN ""r1b2rk1/p4p1p/2p2Qp1/5n2/6B1/2P1B2q/P4P1P/R3K1R1 b Q - 3 17""] [SetUp ""1""] 17... Qxh2 18. Bxf5 Bxf5 19. O-O-O Rab8 20. Qxf5 *",advantage castling intermezzo long middlegame pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ur6eQ""] [Themes ""castling crushing defensiveMove middlegame sacrifice short""] [FEN ""r2qk2r/bpp1npp1/p1n1b2p/3N4/1P6/3B1N1P/PB3PP1/R2Q1RK1 w kq - 0 18""] [SetUp ""1""] 18. Bxg7 Qxd5 19. Bxh8 O-O-O *",castling crushing defensiveMove middlegame sacrifice short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/pNLoU""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r1b1k2r/ppp2ppp/2n5/8/2BP4/8/PqPNQ1PP/R3K2R b KQkq - 1 12""] [SetUp ""1""] 12... Kf8 13. O-O Qxd4+ 14. Kh1 *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/8zPl0""] [Themes ""advantage castling opening veryLong""] [FEN ""r3k1nr/ppp3pp/2n2q2/5b2/1bPp4/1N3N2/PP1BPPPP/R2QKB1R w KQkq - 4 9""] [SetUp ""1""] 9. Nbxd4 Nxd4 10. Nxd4 Bxd2+ 11. Qxd2 O-O-O 12. e3 c5 *",advantage castling opening veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/4P20e""] [Themes ""advantage castling long opening""] [FEN ""r1b1k2r/pp1np1bp/2p2qp1/3p4/3P1B2/4QN2/PPP2PPP/2KR1B1R w kq - 6 12""] [SetUp ""1""] 12. g4 O-O 13. Bg3 Qxf3 14. Qxf3 Rxf3 *",advantage castling long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/gL3IG""] [Themes ""castling crushing defensiveMove long opening sacrifice""] [FEN ""rnb1k2r/ppp2ppp/4p3/4P3/2BPn2q/2B3P1/PP3P1P/R2QK1NR b KQkq - 0 9""] [SetUp ""1""] 9... Nxg3 10. fxg3 Qe4+ 11. Qe2 Qxh1 12. O-O-O *",castling crushing defensiveMove long opening sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/6hX18""] [Themes ""advantage castling discoveredAttack middlegame short""] [FEN ""3rk2r/pp5p/2q3p1/4p3/8/1B2B3/PP3KPP/R2Q4 w k - 2 22""] [SetUp ""1""] 22. Ba4 O-O+ 23. Kg1 Rxd1+ *",advantage castling discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/DmQRN""] [Themes ""advantage castling long middlegame""] [FEN ""r3k2r/pp2b1pp/4p3/4Q3/4P3/5P1q/PPP2K1P/R1B4R w kq - 0 16""] [SetUp ""1""] 16. Bf4 O-O 17. Rag1 Bf6 18. Rg3 Bxe5 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/9M5jK""] [Themes ""advantage castling defensiveMove hangingPiece middlegame short""] [FEN ""1r2k2r/Q2nbppp/4p3/B1p4q/N3P3/5N2/PP3PPP/4K2R b Kk - 0 17""] [SetUp ""1""] 17... O-O 18. Qxd7 Qg4 19. O-O *",advantage castling defensiveMove hangingPiece middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/NctpX""] [Themes ""advantage castling middlegame short""] [FEN ""rnb1k1nr/ppp2ppp/8/4P3/1BP5/2N1P1P1/PP2Q2P/R3KBq1 b Qkq - 1 10""] [SetUp ""1""] 10... Bh3 11. O-O-O Qxf1 12. Rxf1 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/gjLb6""] [Themes ""advantage castling middlegame short""] [FEN ""r3k2r/pp3pp1/2n1bb1p/q1PN4/8/6P1/PPP1NPBP/R2QK2R w KQkq - 1 12""] [SetUp ""1""] 12. Nec3 O-O-O 13. O-O Bxc3 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/lq7R8""] [Themes ""advantage castling defensiveMove fork middlegame skewer veryLong""] [FEN ""r3k2r/pp2qppp/2Bp1n2/2b5/Q1P3b1/4B1P1/PP2NP1P/R3K2R b KQkq - 0 12""] [SetUp ""1""] 12... bxc6 13. Qxc6+ Kd8 14. Qxa8+ Kc7 15. Qxh8 Bxe3 16. O-O *",advantage castling defensiveMove fork middlegame skewer veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Br7pz""] [Themes ""castling crushing discoveredAttack long middlegame""] [FEN ""r1q1k1nr/p1b1p2p/2Q3p1/2P5/8/4B3/PP4PP/R3K2R b KQkq - 0 19""] [SetUp ""1""] 19... Kf8 20. O-O+ Kg7 21. Bd4+ e5 22. Bc3 *",castling crushing discoveredAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/WxxR0""] [Themes ""advantage castling discoveredAttack middlegame short""] [FEN ""r3k2r/ppp2ppp/3p1n2/2b5/1n1PPp1q/1Q5P/PPP1N1P1/R1BK1B1R w kq - 3 11""] [SetUp ""1""] 11. dxc5 dxc5 12. Qf3 O-O-O+ *",advantage castling discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/kNyGe""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r3k2r/pp3ppp/2p2n2/q3p3/2P1P1b1/2P2Q2/P3BPPP/R1B2RK1 w kq - 2 12""] [SetUp ""1""] 12. Qg3 Bxe2 13. Qxg7 O-O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/NpUtP""] [Themes ""advantage castling middlegame short""] [FEN ""1r2k2r/1p2npp1/p5q1/3p2N1/3P3p/3P1Q2/PP4PP/R4RK1 w k - 0 17""] [SetUp ""1""] 17. Nxf7 O-O 18. Qh3 Rxf7 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/maWXk""] [Themes ""castling crushing deflection discoveredAttack long opening queensideAttack""] [FEN ""r3k1nr/1pp2ppp/p3b3/4Q3/4N3/8/qPP1PPPP/2KR1BNR w kq - 1 13""] [SetUp ""1""] 13. Qxg7 Qa1+ 14. Kd2 O-O-O+ 15. Ke3 Qxd1 *",castling crushing deflection discoveredAttack long opening queensideAttack "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/07n6T""] [Themes ""advantage castling middlegame short""] [FEN ""r3k2r/1b1p1pp1/p3p2p/2qnP3/2B3Q1/P1P5/3B1PPP/R4RK1 w kq - 0 17""] [SetUp ""1""] 17. Qxg7 O-O-O 18. Bxa6 Bxa6 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/NFAxd""] [Themes ""advancedPawn attraction castling crushing discoveredAttack doubleCheck long middlegame queensideAttack""] [FEN ""r3k2r/1p3p2/1qp1p3/3P2p1/4Q3/bpN3P1/2P2PN1/1K1RR3 w kq - 0 25""] [SetUp ""1""] 25. dxe6 bxc2+ 26. Kxc2 Qb2+ 27. Kd3 O-O-O+ *",advancedPawn attraction castling crushing discoveredAttack doubleCheck long middlegame queensideAttack "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/mPzam""] [Themes ""castling crushing defensiveMove hangingPiece middlegame short""] [FEN ""r3kbnr/pQ3pp1/2n1p1p1/2PpP3/6P1/2P1BN1P/P4P2/qN2K2R b Kkq - 0 15""] [SetUp ""1""] 15... Rb8 16. Qxc6+ Kd8 17. O-O *",castling crushing defensiveMove hangingPiece middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ShHgy""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""r1b2rk1/ppp5/4p1p1/1B1pnpq1/3Q4/2N5/PPP2PP1/R3K2R b KQ - 0 15""] [SetUp ""1""] 15... Qxg2 16. O-O-O Qg5+ 17. f4 *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/xhwIT""] [Themes ""advantage castling long opening""] [FEN ""r3kbnr/pp1qpppp/8/1Q1pn3/3N4/2N5/PPP2PPP/R1B1K2R w KQkq - 1 10""] [SetUp ""1""] 10. Qxd5 Qxd5 11. Nxd5 O-O-O 12. Nb6+ axb6 *",advantage castling long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/SyNdc""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r1bqk2r/pp1p3p/2B1p1pn/8/4NQ2/8/PPP2PPP/R3K2R b KQkq - 0 14""] [SetUp ""1""] 14... bxc6 15. Nd6+ Ke7 16. O-O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/N8OTv""] [Themes ""castling crushing middlegame pin veryLong""] [FEN ""r3k2r/pppb1ppp/8/8/5P2/B1P3P1/P1P1Q3/R3KB1q b Qkq - 1 15""] [SetUp ""1""] 15... Kd8 16. O-O-O Re8 17. Qd3 Qc6 18. Bh3 Re6 19. Qxh7 *",castling crushing middlegame pin veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/PnsA1""] [Themes ""castling crushing deflection discoveredAttack exposedKing fork middlegame veryLong""] [FEN ""r1b2b1r/ppp1kBp1/5n1p/6N1/3n4/N3B3/PP3PPP/R3K2R b KQ - 1 11""] [SetUp ""1""] 11... Nc6 12. Bc5+ Kd8 13. Bxf8 Rxf8 14. O-O-O+ Bd7 15. Ne6+ Ke7 16. Nxf8 *",castling crushing deflection discoveredAttack exposedKing fork middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/SSDU5""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""r3k2r/pbpn3p/1p1p2pb/3PpPq1/Q1P5/2N3PB/PP3P1P/R3K1NR w KQkq - 1 12""] [SetUp ""1""] 12. fxg6 Qd2+ 13. Kf1 O-O 14. Be6+ Kh8 *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/jmnRT""] [Themes ""advantage attackingF2F7 castling fork middlegame pin quietMove sacrifice veryLong""] [FEN ""r1bqk2r/pp2bppp/2p3n1/4P3/2BP4/5Q2/PP1B1PPP/R3K2R b KQkq - 0 12""] [SetUp ""1""] 12... Qxd4 13. Qxf7+ Kd7 14. O-O-O Rf8 15. Ba5 Rxf7 16. e6+ Kd6 17. Rxd4+ *",advantage attackingF2F7 castling fork middlegame pin quietMove sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/8K3p9""] [Themes ""castling clearance crushing long middlegame quietMove""] [FEN ""4k2r/3b1pp1/1r2p1p1/1N1pP3/3N3P/6B1/1R3PP1/6K1 w k - 0 26""] [SetUp ""1""] 26. f4 O-O 27. Be1 Rfb8 28. Ba5 R6b7 *",castling clearance crushing long middlegame quietMove "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/l8jO7""] [Themes ""advantage castling long opening pin""] [FEN ""r1bqk2r/pppp1ppp/2n2n2/4P3/1bB5/2N2N2/PB3PPP/R2QK2R b KQkq - 0 8""] [SetUp ""1""] 8... Qe7 9. O-O Bxc3 10. exf6 Bxf6 11. Re1 *",advantage castling long opening pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/jdGzd""] [Themes ""advantage castling middlegame short""] [FEN ""1n1qk2r/Q4ppb/2p1p3/3pN2P/3P1p2/2P5/P1P1P3/R1B1KB1n w Qk - 0 17""] [SetUp ""1""] 17. Nxf7 Qh4+ 18. Kd2 O-O *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/e8Jcw""] [Themes ""castling crushing long master middlegame""] [FEN ""2r1k2r/1p4p1/2n5/p3p1Bq/QP2p1n1/3PP1P1/1P3PB1/R1R3K1 w k - 0 21""] [SetUp ""1""] 21. b5 Qh2+ 22. Kf1 O-O 23. Bf4 exf4 *",castling crushing long master middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/5R9GP""] [Themes ""attackingF2F7 castling crushing defensiveMove deflection long middlegame""] [FEN ""rn2k2r/pQpp1ppp/1p2p3/4P3/2PP3q/2N5/PP3P1P/R1B1KB1n w Qkq - 0 11""] [SetUp ""1""] 11. Qxa8 Qxf2+ 12. Kd1 Qxf1+ 13. Kc2 O-O *",attackingF2F7 castling crushing defensiveMove deflection long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/uoJCd""] [Themes ""castling crushing middlegame short""] [FEN ""r3k2r/pp1bqN2/1b2p2p/3pP1pP/1P3Q2/P2B4/5PP1/R4RK1 w kq - 0 27""] [SetUp ""1""] 27. Qf3 O-O 28. Nxh6+ Kg7 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/05Jwg""] [Themes ""advancedPawn advantage castling defensiveMove long middlegame""] [FEN ""r3k1r1/2p2p2/p3pP2/1pq5/2p1P3/2N4p/PQP2RPP/1R4K1 w q - 1 26""] [SetUp ""1""] 26. Kf1 Rxg2 27. Rxg2 hxg2+ 28. Kxg2 O-O-O *",advancedPawn advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/NHG5U""] [Themes ""advantage castling defensiveMove long master middlegame trappedPiece""] [FEN ""r4rk1/pp1q1p2/4pBpb/3pP1N1/3P2BP/4Q3/PP4P1/R3K2n b Q - 0 19""] [SetUp ""1""] 19... Qb5 20. O-O-O Rac8+ 21. Kb1 Qc4 22. Rxh1 *",advantage castling defensiveMove long master middlegame trappedPiece "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/aec6J""] [Themes ""advantage castling defensiveMove hangingPiece long middlegame""] [FEN ""r3k2r/p1qnn1pp/1p1b1p2/4p3/2B1P3/1Q2B3/PPP2PPP/2KR3R w kq - 0 14""] [SetUp ""1""] 14. Rxd6 Qxd6 15. Rd1 Qc7 16. Bb5 O-O-O *",advantage castling defensiveMove hangingPiece long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/IuXId""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""r1b1kb1r/pp3ppp/8/8/1P1pq3/4P2P/1P3PP1/R1BQKB1R b KQkq - 0 12""] [SetUp ""1""] 12... dxe3 13. Bb5+ Ke7 14. O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/2mI8B""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r1b1k2r/pp3ppp/4pb2/3q4/1B6/P7/2Q2PPP/3RKB1R b Kkq - 3 16""] [SetUp ""1""] 16... Qe5+ 17. Be2 a6 18. O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/yVmEF""] [Themes ""castling crushing discoveredAttack opening veryLong""] [FEN ""2rqkb1r/pp1npppp/8/2P5/6b1/B1P2N2/P1P1BPPP/R2QK2R b KQk - 0 9""] [SetUp ""1""] 9... Nxc5 10. Qxd8+ Kxd8 11. O-O-O+ Ke8 12. Bb5+ Bd7 13. Rxd7 *",castling crushing discoveredAttack opening veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ywUAL""] [Themes ""advantage castling long master middlegame sacrifice""] [FEN ""rn2k2r/5ppp/4P3/p7/1B2n3/4PQ1P/P1q2PP1/3RK2R b Kkq - 0 21""] [SetUp ""1""] 21... Ra7 22. O-O axb4 23. Rc1 Qxc1 24. Rxc1 *",advantage castling long master middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/HI8dW""] [Themes ""advantage castling middlegame sacrifice veryLong""] [FEN ""2r1k2r/p3np2/1p1b2qp/2N1p1p1/1PQnP3/P2R1BBP/5PP1/2KR4 w k - 0 25""] [SetUp ""1""] 25. Bg4 O-O 26. Bxc8 Rxc8 27. Rxd4 exd4 28. Bxd6 Qxd6 *",advantage castling middlegame sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/TRz8c""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r3kb1r/pp1n1ppp/4pn2/8/Q3pB2/2N5/PPP1NqPP/2KR3R w kq - 0 11""] [SetUp ""1""] 11. Rxd7 Nxd7 12. Rd1 O-O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/b2UBa""] [Themes ""advantage castling long middlegame""] [FEN ""r3kb1r/pp2npp1/2n1p3/3pP1Bp/3P3P/2NQ1N2/Pq3PP1/2R1K2R b Kkq - 0 12""] [SetUp ""1""] 12... Nb4 13. Qb5+ Nec6 14. O-O Qa3 15. Nxd5 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ue22Q""] [Themes ""advantage castling defensiveMove middlegame quietMove short""] [FEN ""Q2bk2r/p2q1ppp/4p3/8/3n4/2NP4/PPP2PPP/R3K2R w KQk - 1 15""] [SetUp ""1""] 15. O-O-O Nc6 16. d4 O-O *",advantage castling defensiveMove middlegame quietMove short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/fPbJ1""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""r2qk2r/pp3ppp/2p2n2/8/1QB1P3/2p5/PP3PPP/R3K2R w KQkq - 0 13""] [SetUp ""1""] 13. Qxb7 Qd2+ 14. Kf1 O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/L90Uv""] [Themes ""advantage castling clearance defensiveMove discoveredAttack long middlegame sacrifice""] [FEN ""r1b2rk1/1p1p1p1p/2n3p1/p7/4q3/1B2B3/PPPQ2PP/R3K2R b KQ - 1 15""] [SetUp ""1""] 15... Re8 16. Bxf7+ Kxf7 17. O-O+ Kg8 18. Rae1 *",advantage castling clearance defensiveMove discoveredAttack long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/EJLvm""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""r1b5/1pqpkpQ1/p3p1n1/8/3NPb2/2N5/PPP1B3/R3K3 b Q - 2 18""] [SetUp ""1""] 18... Be5 19. Nf5+ Ke8 20. Qg8+ Nf8 21. O-O-O *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/HEG6K""] [Themes ""castling clearance crushing discoveredAttack opening pin sacrifice veryLong""] [FEN ""r2qkb1r/pp3ppp/2n5/3NP3/5B2/4P3/PPb2PPP/R2QKB1R w KQkq - 1 11""] [SetUp ""1""] 11. Nc7+ Qxc7 12. Qxc2 Bb4+ 13. Kd1 O-O-O+ 14. Bd3 Rxd3+ 15. Qxd3 Rd8 *",castling clearance crushing discoveredAttack opening pin sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/MgoeR""] [Themes ""advantage castling long opening""] [FEN ""r1b1k2r/ppp3pp/2n5/2bq1p2/3P4/5NP1/PP3PBP/R1BQK2R b KQkq - 0 10""] [SetUp ""1""] 10... Bxd4 11. O-O Bxf2+ 12. Kxf2 Qxd1 13. Rxd1 *",advantage castling long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/HfKLs""] [Themes ""advantage castling discoveredAttack exposedKing middlegame veryLong""] [FEN ""r3k2B/p3pp1p/2p1q1p1/1b6/8/1P6/2QN1b1P/R2K3R w q - 1 20""] [SetUp ""1""] 20. Qe4 Qxe4 21. Nxe4 O-O-O+ 22. Kc1 Be3+ 23. Kb2 Rxh8 *",advantage castling discoveredAttack exposedKing middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/H3z6j""] [Themes ""advantage castling defensiveMove long opening quietMove""] [FEN ""1rbqk2r/p2n1ppp/2Q1pn2/1p6/8/1BPP1N2/P1P2PPP/R1B1K2R w KQk - 1 12""] [SetUp ""1""] 12. O-O Rb6 13. Qa8 Rb7 14. Be3 O-O *",advantage castling defensiveMove long opening quietMove "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/LXwhu""] [Themes ""advantage castling clearance long middlegame pin sacrifice""] [FEN ""r4knQ/pppbq1pR/2np1bPB/4p3/4P3/2PP4/PP1N2P1/R3K3 b Q - 4 20""] [SetUp ""1""] 20... Be6 21. O-O-O gxh6 22. Rf1 Nd8 23. Rxe7 *",advantage castling clearance long middlegame pin sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/bc0pj""] [Themes ""advantage castling master masterVsMaster middlegame short""] [FEN ""r3kb1r/1bp3pp/pp6/3pP1q1/4p3/1PN1P3/PB3PPP/R2Q1RK1 w kq - 0 14""] [SetUp ""1""] 14. Nxd5 O-O-O 15. Nxb6+ cxb6 *",advantage castling master masterVsMaster middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/uu2rK""] [Themes ""advantage castling opening veryLong""] [FEN ""r2qk2r/pp2bppp/5n2/4n3/8/2P2Q2/PP3PPP/RNB1KB1R w KQkq - 0 10""] [SetUp ""1""] 10. Qxb7 O-O 11. Be2 Bc5 12. O-O Rb8 13. Qa6 Ne4 *",advantage castling opening veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/SMaGW""] [Themes ""castling clearance crushing long middlegame quietMove""] [FEN ""r3kr2/2p1p1bp/2p1q1p1/p4b2/Q2P2P1/2P4P/PP1BR3/R3K1N1 b Qq - 2 17""] [SetUp ""1""] 17... Be4 18. O-O-O Qd5 19. Rde1 O-O-O 20. Rxe4 *",castling clearance crushing long middlegame quietMove "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/JoOhC""] [Themes ""castling crushing middlegame short""] [FEN ""r3k2N/ppp3pQ/5q1n/4pb2/2B5/4P3/PP4PP/RN4K1 w q - 1 16""] [SetUp ""1""] 16. Ng6 O-O-O 17. Nc3 Bxg6 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Hw7SU""] [Themes ""advantage castling defensiveMove fork middlegame sacrifice veryLong""] [FEN ""rn2k2r/3b1ppp/3Np3/1Q6/8/2R1P3/q4PPP/4K2R b Kkq - 3 19""] [SetUp ""1""] 19... Ke7 20. Qg5+ f6 21. Qxg7+ Kxd6 22. O-O Qd2 23. Rcc1 *",advantage castling defensiveMove fork middlegame sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/rx6lY""] [Themes ""advantage castling middlegame short""] [FEN ""r3k2r/1b2bpp1/p1q1p2p/2p2P2/P5Q1/1B6/1PP2BPP/4RRK1 w kq - 1 22""] [SetUp ""1""] 22. Qxg7 O-O-O 23. Bxe6+ fxe6 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/HkS31""] [Themes ""advantage castling long middlegame""] [FEN ""r3k2N/ppp3pp/8/4p3/2pnn1bq/2N1Q3/PPPP2PP/R1B3KR w q - 2 12""] [SetUp ""1""] 12. Qxe4 Ne2+ 13. Kf1 O-O-O 14. Qxg4+ Qxg4 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/PJ6Ub""] [Themes ""advantage castling master middlegame sacrifice short""] [FEN ""rn2kbnr/pp2p1p1/2p1p3/3p2Bp/3P3P/3Q1N2/PqP2PP1/RN2K2R b KQkq - 1 9""] [SetUp ""1""] 9... Nf6 10. O-O Qxa1 11. Qb3 *",advantage castling master middlegame sacrifice short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Fcvpc""] [Themes ""castling crushing endgame short""] [FEN ""r5k1/pp4p1/3r3p/3Pp3/7P/1BP2b2/PP6/R3K1R1 b Q - 5 25""] [SetUp ""1""] 25... Bxd5 26. O-O-O Bxb3 27. Rxd6 *",castling crushing endgame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/VCtbn""] [Themes ""castling clearance crushing middlegame pin sacrifice veryLong""] [FEN ""r1b1rn2/1pq3k1/p3p2p/2pP2bP/2P1Q1P1/1P2P3/PB2B3/R3KR2 b Q - 0 20""] [SetUp ""1""] 20... Kg8 21. Rxf8+ Kxf8 22. O-O-O Qf7 23. Rf1 Qxf1+ 24. Bxf1 *",castling clearance crushing middlegame pin sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/vR0LC""] [Themes ""attraction castling clearance crushing defensiveMove exposedKing opening sacrifice veryLong""] [FEN ""r1b1k2q/pppp3p/6pb/4p3/2Bn4/3K4/PPPP2PP/RNBQ3R w q - 0 12""] [SetUp ""1""] 12. Rf1 e4+ 13. Kxe4 d5+ 14. Bxd5 Bf5+ 15. Rxf5 gxf5+ 16. Kd3 O-O-O *",attraction castling clearance crushing defensiveMove exposedKing opening sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Bn6gS""] [Themes ""advantage castling clearance defensiveMove discoveredAttack long opening""] [FEN ""r1bqnrk1/p5b1/3p1pp1/2BP4/2B5/5N2/P1P2PP1/R2QK2R b KQ - 0 18""] [SetUp ""1""] 18... dxc5 19. d6+ Rf7 20. Qd5 Nxd6 21. O-O-O *",advantage castling clearance defensiveMove discoveredAttack long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/44E1M""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""4k2r/p1rq1ppp/1p1pp3/3p4/QP1n4/3PPN2/2R2PPP/2R3K1 w k - 0 18""] [SetUp ""1""] 18. Nxd4 Qxa4 19. Rxc7 O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Rdz95""] [Themes ""advantage castling defensiveMove opening sacrifice short""] [FEN ""r1b1k2r/p2p1ppp/2p1pn2/q7/1b2P3/P1NQ4/1PP1BPPP/R1B1K2R b KQkq - 2 9""] [SetUp ""1""] 9... Nxe4 10. axb4 Qxa1 11. O-O *",advantage castling defensiveMove opening sacrifice short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/SHvku""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""r2q1r2/ppp1b1pQ/2n1k1B1/3PP3/6b1/2N1nN2/PP4PP/R3K2R b KQ - 0 17""] [SetUp ""1""] 17... Nxd5 18. O-O-O Bg5+ 19. Kb1 Nxc3+ 20. bxc3 *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/bCwWN""] [Themes ""castling crushing hangingPiece long opening""] [FEN ""r1b2rk1/ppp3pp/8/3nb3/4B2q/P7/1P1BNPPP/1R1QK2R b K - 3 16""] [SetUp ""1""] 16... Bd4 17. Bxd5+ Kh8 18. O-O Bxf2+ 19. Kh1 *",castling crushing hangingPiece long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/uHERi""] [Themes ""castling crushing long master middlegame""] [FEN ""rn3rk1/ppp3pp/6q1/3p3Q/3Nn3/2P1P1P1/P2P1PP1/RN2K2R b KQ - 6 15""] [SetUp ""1""] 15... Nxf2 16. Qxg6 hxg6 17. O-O Nd7 18. Rxf2 *",castling crushing long master middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/0yBu9""] [Themes ""advantage castling middlegame veryLong""] [FEN ""r3k2r/pp2nppp/3bq3/3N4/2Q5/4B3/PPP2PPP/R4RK1 w kq - 1 15""] [SetUp ""1""] 15. Rfe1 Qxd5 16. Qxd5 Nxd5 17. Rad1 O-O-O 18. Rxd5 Bxh2+ 19. Kxh2 Rxd5 *",advantage castling middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/lILa9""] [Themes ""castling crushing middlegame short""] [FEN ""r3k2r/2p2ppp/p1N1b3/8/3Bp3/q1P5/2P1Q2P/1K1R3R w kq - 0 20""] [SetUp ""1""] 20. Qxe4 O-O 21. Bc5 Qxc5 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/k0O0O""] [Themes ""advantage castling discoveredAttack long middlegame pin""] [FEN ""r3k2r/ppp2ppp/2n1bn2/8/1BP5/8/PP3PPP/RN1K1BNR w kq - 1 9""] [SetUp ""1""] 9. Ba3 O-O-O+ 10. Nd2 Ne4 11. Nf3 Nxf2+ *",advantage castling discoveredAttack long middlegame pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/UuTRI""] [Themes ""castling crushing defensiveMove middlegame veryLong""] [FEN ""r4r2/pp2kpp1/1q2pn1p/1B1pP3/5P2/P3P1P1/1PQ3P1/2R1K2R b K - 0 20""] [SetUp ""1""] 20... Ne4 21. Qc7+ Qxc7 22. Rxc7+ Kd8 23. Rd7+ Kc8 24. O-O *",castling crushing defensiveMove middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Zn9EL""] [Themes ""castling crushing long middlegame""] [FEN ""r2qk2r/1p2npbp/p4np1/3pQ1B1/2pP4/2P2N2/PP3PPP/RN2K2R b KQkq - 3 13""] [SetUp ""1""] 13... O-O 14. Bxf6 Re8 15. O-O Nc6 16. Bxd8 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/opU7a""] [Themes ""castling crushing defensiveMove exposedKing middlegame veryLong""] [FEN ""r1bq1rk1/pp6/4p2Q/3n1p2/2R5/P2BP3/1P3PPP/4K2R b K - 1 17""] [SetUp ""1""] 17... Qf6 18. Rg4+ Kf7 19. Qh7+ Ke8 20. Bb5+ Kd8 21. Rg7 Ne7 22. O-O *",castling crushing defensiveMove exposedKing middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/qVqCk""] [Themes ""castling crushing long middlegame pin skewer""] [FEN ""r3k1nr/ppp2ppp/2b5/8/1Q6/B1P1P3/P4PqP/R3K1NR b KQkq - 1 11""] [SetUp ""1""] 11... Qxh1 12. O-O-O Bd5 13. Qf8+ Kd7 14. Qxa8 *",castling crushing long middlegame pin skewer "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/S7L6v""] [Themes ""castling crushing long middlegame""] [FEN ""rn2k1nr/pp3pp1/4p2p/1N2q3/Q7/2P1B3/P4PPP/R3K2R b KQkq - 0 16""] [SetUp ""1""] 16... Nd7 17. O-O-O Ngf6 18. Bf4 Qxf4+ 19. Qxf4 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/rOKHM""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""r1b1k2r/pppp1ppp/5n2/6B1/4q3/2Q5/PPP1BPPP/R3K2R b KQkq - 1 11""] [SetUp ""1""] 11... Qxg2 12. Qe5+ Kf8 13. O-O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/OIKck""] [Themes ""castling crushing defensiveMove long opening""] [FEN ""r1b1k2r/ppppqNpp/2n2n2/8/2B1PB2/2P5/P1P3PP/R2QK2R b KQkq - 0 10""] [SetUp ""1""] 10... Nxe4 11. O-O Qc5+ 12. Kh1 Qxc4 13. Nxh8 *",castling crushing defensiveMove long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/N0Y6W""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""r3k2r/pp3ppp/1qn1pnb1/3p4/1b1P4/P1N1BN1P/1PPQBPP1/R3K2R b KQkq - 0 12""] [SetUp ""1""] 12... Ba5 13. b4 Nxb4 14. axb4 Bxb4 15. O-O *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/TNkB7""] [Themes ""castling crushing long middlegame""] [FEN ""r3k2r/pp3ppp/2pp1n2/7b/1Q6/1B2PP1q/PBPP1P1P/RN3RK1 w kq - 1 14""] [SetUp ""1""] 14. Qxb7 O-O 15. Qxc6 Bxf3 16. Qxf3 Qxf3 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/uPgUV""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r3k2r/pppb1pp1/3b2p1/1Q6/8/8/PPnP1PPP/RNB2RK1 w kq - 2 14""] [SetUp ""1""] 14. Re1+ Nxe1 15. Qxb7 O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/EG6Ox""] [Themes ""castling crushing defensiveMove long middlegame""] [FEN ""r1b1k1nr/pp3ppp/2pQp3/8/2P5/2N5/P3PPqP/R3K1NR b KQkq - 3 13""] [SetUp ""1""] 13... Qxh1 14. O-O-O f6 15. Qd8+ Kf7 16. Nf3 *",castling crushing defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/62z2G""] [Themes ""advantage castling long middlegame""] [FEN ""r3k2r/pp1b1ppp/4p3/q1bpP3/3n1PP1/2N1B2P/PP3Q2/R3KB1R b KQkq - 8 15""] [SetUp ""1""] 15... Qb4 16. O-O-O Nb3+ 17. axb3 Bxe3+ 18. Qxe3 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/XZfm2""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""2Rbk2r/5pp1/rq2p3/1p1p3P/8/1B2PQ2/PP6/1K5R w k - 2 27""] [SetUp ""1""] 27. Bxd5 exd5 28. Qxd5 O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/XSeD4""] [Themes ""advantage castling opening short""] [FEN ""r3kb1r/1bqn2pp/p3pn2/4N3/Bpp1P3/8/PP3PPP/RNBQK2R w KQkq - 2 14""] [SetUp ""1""] 14. Bf4 O-O-O 15. Bxd7+ Nxd7 *",advantage castling opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/9bHXv""] [Themes ""advancedPawn advantage castling exposedKing opening veryLong""] [FEN ""rnb1kb1r/pp1nq1pp/4Pp2/2pQ2B1/2B5/5N2/PP3PPP/RN2K2R b KQkq - 0 10""] [SetUp ""1""] 10... fxg5 11. O-O Nb6 12. Bb5+ Nc6 13. Bxc6+ bxc6 14. Qxc6+ Bd7 15. exd7+ *",advancedPawn advantage castling exposedKing opening veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/uJ6r1""] [Themes ""advantage castling fork middlegame veryLong""] [FEN ""2r1k2r/p3bppp/2nB4/1p1p1q2/Q7/7P/PPPN1PP1/2KRR3 w k - 0 18""] [SetUp ""1""] 18. Qxb5 O-O 19. Nc4 Bxd6 20. Nxd6 Qf4+ 21. Kb1 Qxd6 *",advantage castling fork middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/GMBjk""] [Themes ""castling crushing defensiveMove fork middlegame short""] [FEN ""rn2k2r/p1pb2pp/4p3/1P6/2B1Q3/8/5PPP/q1BK2NR w kq - 0 14""] [SetUp ""1""] 14. Qxa8 Qd4+ 15. Bd2 O-O *",castling crushing defensiveMove fork middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/JC5k2""] [Themes ""advantage castling discoveredAttack long master middlegame""] [FEN ""2r1k2r/b5pp/p7/4p3/3nB3/1P2B1P1/P4KP1/3R3R w k - 0 29""] [SetUp ""1""] 29. Rxh7 O-O+ 30. Kg1 Ne2+ 31. Kh2 Bxe3 *",advantage castling discoveredAttack long master middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/qAiDN""] [Themes ""castling crushing long middlegame""] [FEN ""r3k2r/pp1nqpp1/2p2n1p/3p4/1b1P4/2N1B1Q1/PPP1BPPP/R3K2R w KQkq - 3 12""] [SetUp ""1""] 12. Qxg7 O-O-O 13. Qg3 Ne4 14. Qh3 Nxc3 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/YMk1j""] [Themes ""advantage castling long middlegame""] [FEN ""r3kr2/pbqn1p2/3bpP1p/1pp1N2Q/2pPNPBp/P7/1P4PP/R2K3R w q - 0 18""] [SetUp ""1""] 18. Nxf7 Rxf7 19. Bxe6 O-O-O 20. Qxf7 Bxe4 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/sbXkg""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r3k2r/ppp3p1/2p1p2q/8/2B3Q1/3P4/PPP2PP1/RN4K1 w kq - 0 16""] [SetUp ""1""] 16. f4 Qh1+ 17. Kf2 O-O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/iDhZS""] [Themes ""castling crushing long middlegame""] [FEN ""r3k2r/1b2bpp1/p3p2p/1p2P2P/1Ppq1B2/P5Q1/2B2PP1/R4RK1 w kq - 0 24""] [SetUp ""1""] 24. Qxg7 O-O-O 25. Qxf7 Qd5 26. Be4 Qxe4 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/GhrFA""] [Themes ""advantage castling long middlegame quietMove sacrifice""] [FEN ""rn2kb1r/pp2pppp/2p5/8/3P1P2/2N1B3/PPP4P/R2QKB1q b Qkq - 1 10""] [SetUp ""1""] 10... e6 11. Qe2 Bb4 12. O-O-O Bxc3 13. Bg2 *",advantage castling long middlegame quietMove sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Ewv1P""] [Themes ""advantage castling discoveredAttack opening pin short""] [FEN ""r1bk3r/pp3ppp/2n1pn2/8/1bP5/2N3P1/PB2PP1P/R3KBNR b KQ - 1 10""] [SetUp ""1""] 10... Ne4 11. O-O-O+ Nd6 12. c5 *",advantage castling discoveredAttack opening pin short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/8Sgq3""] [Themes ""advantage castling discoveredAttack exposedKing middlegame pin veryLong""] [FEN ""r2k1b1r/pp1n2pp/2p1Qnb1/q3N3/3P1BP1/2N4P/PPP2P2/R3K2R b KQ - 2 13""] [SetUp ""1""] 13... Nxe5 14. dxe5 Nd5 15. O-O-O Kc7 16. Rxd5 cxd5 17. Nxd5+ Kb8 18. Qd7 a6 19. e6+ *",advantage castling discoveredAttack exposedKing middlegame pin veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/I8RcV""] [Themes ""castling crushing middlegame short""] [FEN ""2Rbk2r/r4p2/pN1p4/3P1q1p/2Q1p3/5p2/PP3PPP/5RK1 w k - 0 25""] [SetUp ""1""] 25. g3 O-O 26. Rxd8 Rxd8 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/TFpax""] [Themes ""castling crushing discoveredAttack fork long middlegame""] [FEN ""rnb1k2r/6p1/p3p1pp/NpbpP3/7q/2NQ4/PPP3BP/R1B2K1R w kq - 1 17""] [SetUp ""1""] 17. Be3 O-O+ 18. Kg1 d4 19. Qe4 dxe3 *",castling crushing discoveredAttack fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/wI2PA""] [Themes ""advantage castling clearance endgame long trappedPiece""] [FEN ""r3k3/2q2p1p/p3p3/1p2b2Q/2ppP3/P7/1PP2PPP/R4RK1 w q - 1 18""] [SetUp ""1""] 18. Qxh7 O-O-O 19. f4 Rh8 20. Qxh8+ Bxh8 *",advantage castling clearance endgame long trappedPiece "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/07wvy""] [Themes ""advantage castling long opening""] [FEN ""rnb2rk1/pppp2pp/5q2/3Np3/1bP3n1/2NBP1P1/PP2QP1P/R1B1K2R b KQ - 2 12""] [SetUp ""1""] 12... Bxc3+ 13. bxc3 Qxf2+ 14. Qxf2 Nxf2 15. O-O *",advantage castling long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/2M2Yl""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""r3k2r/pp2bppp/2n2n2/q2N4/2B5/5b2/PP3PPP/R1BQR1K1 w kq - 0 13""] [SetUp ""1""] 13. gxf3 Nxd5 14. Bxd5 O-O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/TTq8T""] [Themes ""advantage castling defensiveMove long opening""] [FEN ""r1b1k2r/ppp3p1/2pq4/2b2P2/6p1/3P2P1/PPP1BP2/RNBQ1RK1 w kq - 1 12""] [SetUp ""1""] 12. Kg2 Qd5+ 13. f3 Bxf5 14. Rh1 O-O-O *",advantage castling defensiveMove long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/DDi8o""] [Themes ""attraction castling crushing discoveredAttack fork middlegame sacrifice veryLong""] [FEN ""r3k2r/pp4pp/4p2n/1b1pP3/1q4P1/1N5P/1B2KP2/R2Q1B1R w kq - 2 18""] [SetUp ""1""] 18. Kf3 O-O+ 19. Kg2 Rxf2+ 20. Kxf2 Rf8+ 21. Kg1 Rxf1+ 22. Qxf1 Bxf1 *",attraction castling crushing discoveredAttack fork middlegame sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/32Sem""] [Themes ""castling crushing long middlegame""] [FEN ""r1b1k2r/p1p2Npp/2p5/4p3/4K3/6P1/PPP2q1P/RNBQ3R w kq - 0 13""] [SetUp ""1""] 13. Rf1 Bf5+ 14. Kxe5 Qc5+ 15. Kf4 O-O *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/hBrWk""] [Themes ""castling crushing defensiveMove long middlegame""] [FEN ""r3k2r/pp4p1/2pb2q1/2P2bB1/4P3/1QP3P1/P3P1BP/R5K1 w kq - 0 17""] [SetUp ""1""] 17. exf5 Bxc5+ 18. Kh1 Qxg5 19. Qxb7 O-O *",castling crushing defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/vEZvQ""] [Themes ""advantage castling middlegame short""] [FEN ""r1b1kbnr/pppp1p1p/2n5/4N3/3PPB1Q/2N5/PPP4P/R3KB1q b Qkq - 1 10""] [SetUp ""1""] 10... Bb4 11. O-O-O Nxe5 12. Bxe5 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/wjENk""] [Themes ""castling clearance crushing defensiveMove fork long middlegame sacrifice""] [FEN ""rn5r/pbp1kp2/1p2pN1p/3pP3/1b1P3q/2NB1Q2/PPP2PPP/R3K2R b KQ - 3 12""] [SetUp ""1""] 12... Qxd4 13. Nxd5+ Bxd5 14. Qf6+ Kd7 15. O-O-O *",castling clearance crushing defensiveMove fork long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/gHbXw""] [Themes ""castling crushing middlegame short""] [FEN ""2k1r1r1/pp3Qb1/1qp1pn1p/3p4/P2P1NpN/2P3P1/1P3PP1/R3K2R b KQ - 1 20""] [SetUp ""1""] 20... Qxb2 21. O-O Qb6 22. Nxe6 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/blw8y""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""r4b1r/pp1nk1pp/2p2n2/4N1B1/3Pp3/2N5/PPPQ1P1q/R3KB2 b Q - 0 13""] [SetUp ""1""] 13... Nxe5 14. dxe5 Qxe5 15. O-O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ep2NZ""] [Themes ""castling crushing exposedKing fork middlegame veryLong""] [FEN ""r1bk3r/pp2bQpp/8/1q1pP3/8/8/PP1B1PPP/2R1K2R b K - 0 15""] [SetUp ""1""] 15... Qxb2 16. Ba5+ b6 17. Qxd5+ Ke8 18. O-O Rb8 19. e6 Bxe6 20. Qxe6 *",castling crushing exposedKing fork middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/xhJfk""] [Themes ""capturingDefender castling crushing defensiveMove deflection middlegame veryLong""] [FEN ""r2q1r2/ppp2p1k/2n2n1p/b3pP1P/4P1p1/2PP1N2/P1BBQP2/R3K1R1 b Q - 0 20""] [SetUp ""1""] 20... gxf3 21. Qe3 Ng8 22. Rxg8 Kxg8 23. Qxh6 Qh4 24. O-O-O *",capturingDefender castling crushing defensiveMove deflection middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/k9cXG""] [Themes ""advantage castling clearance long opening sacrifice""] [FEN ""rnb1r1k1/pp1p1pbp/1q4p1/2pn4/8/N1P2NB1/PP2BPPP/R1Q1K2R b KQ - 3 12""] [SetUp ""1""] 12... Qe6 13. O-O Qxe2 14. Re1 Qxe1+ 15. Nxe1 *",advantage castling clearance long opening sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/GNflT""] [Themes ""advantage castling defensiveMove long middlegame pin quietMove""] [FEN ""r1b2rk1/pp3ppp/2n5/3pPp2/3p4/P1P2NQ1/1qPB1PPP/2R1K2R b K - 1 14""] [SetUp ""1""] 14... dxc3 15. Bh6 g6 16. Qh4 f6 17. O-O *",advantage castling defensiveMove long middlegame pin quietMove "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ocSRU""] [Themes ""advantage attackingF2F7 castling defensiveMove long opening""] [FEN ""r1bqk2r/5ppp/p1p2n2/2b1p3/4P3/2N2N2/PP1P1PPP/R1BQK2R w KQkq - 0 9""] [SetUp ""1""] 9. Nxe5 Qd4 10. Qa4 Qxf2+ 11. Kd1 O-O *",advantage attackingF2F7 castling defensiveMove long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/xpgvf""] [Themes ""advantage attackingF2F7 castling defensiveMove fork long middlegame""] [FEN ""r1bqk3/pp1pnp1r/1bp2Q1B/4P3/1P6/1Bp5/P4PPP/R3K2R b KQq - 1 17""] [SetUp ""1""] 17... Ng6 18. Bxf7+ Rxf7 19. Qxg6 Qe7 20. O-O *",advantage attackingF2F7 castling defensiveMove fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/794IG""] [Themes ""castling crushing middlegame veryLong""] [FEN ""r3k2r/pp1q1ppp/8/3Nn3/1b1Q4/8/PP3PPP/R1B1K2R w KQkq - 1 14""] [SetUp ""1""] 14. Kf1 Qb5+ 15. Kg1 O-O-O 16. Qxe5 Rxd5 17. Qxd5 Qxd5 *",castling crushing middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/cX7yL""] [Themes ""advantage castling defensiveMove middlegame veryLong""] [FEN ""r3kb2/1p2pN1r/p1p1q2p/6p1/Q1PP4/6P1/PP4PP/R4RK1 w q - 1 18""] [SetUp ""1""] 18. d5 Qe3+ 19. Kh1 Rxf7 20. dxc6 Rxf1+ 21. Rxf1 O-O-O *",advantage castling defensiveMove middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/MeZlj""] [Themes ""castling crushing exposedKing middlegame veryLong""] [FEN ""4k2r/1p2n1p1/2p1p3/p5Q1/3r4/5B2/1PRK3P/q3B2R w k - 0 30""] [SetUp ""1""] 30. Kc3 Qa4 31. b3 Qa1+ 32. Rb2 O-O 33. Kc2 Rxf3 *",castling crushing exposedKing middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/aXBHN""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r3k2r/p4ppp/p3bn2/3p4/3P4/1Pq1P1Q1/P2N2PK/R1B2R2 w kq - 0 16""] [SetUp ""1""] 16. Qxg7 Ng4+ 17. Kh1 O-O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/06fTc""] [Themes ""castling crushing defensiveMove opening short""] [FEN ""rn2k2r/1b2b1pp/p4q2/8/2p5/1BP5/P1PP1PPP/R1BQR1K1 w kq - 2 14""] [SetUp ""1""] 14. Ba3 O-O 15. Bxc4+ Kh8 *",castling crushing defensiveMove opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/iq2V8""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r4bnr/pppq1k2/2n5/3pPb1p/3P1BpP/2PB2P1/PP6/RN1QK2R b KQ - 0 12""] [SetUp ""1""] 12... Bh6 13. Bxf5 Qxf5 14. O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/lABFJ""] [Themes ""castling crushing defensiveMove opening short""] [FEN ""Qnb1k2r/p1p1bppp/1p3n2/4p3/2Bq4/8/PPP2PPP/RNB1K2R w KQk - 0 9""] [SetUp ""1""] 9. O-O Qxc4 10. Qxb8 O-O *",castling crushing defensiveMove opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/FmxIg""] [Themes ""advantage castling fork master middlegame sacrifice veryLong""] [FEN ""r1b1k2r/1p1n1pp1/p3p2p/q7/3P1N1B/bBP2Q2/P5PP/R3K2R b KQkq - 3 16""] [SetUp ""1""] 16... Bb2 17. O-O Qxc3 18. Nxe6 Qxf3 19. Nc7+ Kf8 20. Rxf3 *",advantage castling fork master middlegame sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/36nvW""] [Themes ""advantage attraction castling exposedKing long middlegame sacrifice""] [FEN ""r4b1r/pp1Bk1pb/2p2n1p/4q3/7P/1Q2B1N1/PPP2PP1/R3K2R b KQ - 0 15""] [SetUp ""1""] 15... Nxd7 16. O-O-O Qb5 17. Rxd7+ Kxd7 18. Qf7+ *",advantage attraction castling exposedKing long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/pl52a""] [Themes ""advantage castling middlegame short""] [FEN ""4k2r/4npp1/2q1p3/3pP3/b2P4/1pBB2Pp/4QP1P/R5K1 w k - 5 33""] [SetUp ""1""] 33. Rxa4 O-O 34. Bh7+ Kxh7 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/GCccj""] [Themes ""advantage castling middlegame short""] [FEN ""r1b1k2r/pp1p1ppp/4p3/n3P3/3P2n1/2qB1N2/P2Q1PPP/R1B1K2R b KQkq - 1 12""] [SetUp ""1""] 12... Qxa1 13. O-O Nb3 14. axb3 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ZWZ5c""] [Themes ""advantage castling defensiveMove fork long opening""] [FEN ""rnbqk2r/5ppp/p7/1ppQp1b1/4P3/2N2B2/PP3PPP/2R1K1NR w Kkq - 0 12""] [SetUp ""1""] 12. Qxa8 Qd2+ 13. Kf1 Qxc1+ 14. Nd1 O-O *",advantage castling defensiveMove fork long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/HgJxt""] [Themes ""advantage castling long opening sacrifice""] [FEN ""r3kb1r/ppp1pppp/2n2n2/8/Q7/5NPq/PP1PPP1P/RNB2RK1 w kq - 0 10""] [SetUp ""1""] 10. Ne5 O-O-O 11. Nxc6 Ng4 12. Qxg4+ Qxg4 *",advantage castling long opening sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/O7DtS""] [Themes ""castling crushing defensiveMove exposedKing long middlegame sacrifice""] [FEN ""r3k2r/p4pp1/2p4p/8/2nPn3/4KBq1/PPP5/RNBQ3R w kq - 1 19""] [SetUp ""1""] 19. Ke2 Qf2+ 20. Kd3 Ne5+ 21. Kxe4 O-O-O *",castling crushing defensiveMove exposedKing long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/eWk4k""] [Themes ""advantage castling discoveredAttack middlegame short""] [FEN ""r1bq4/pp3Qpp/3b1n2/P4k2/4p3/2P3B1/P4PPP/R3K2R b KQ - 0 19""] [SetUp ""1""] 19... Bxg3 20. fxg3 Qd7 21. O-O+ *",advantage castling discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/dbdmq""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""Qn2kb1r/1pq2ppp/4pn2/1pBP4/2P5/5P2/PP3P1P/R3KB1R w KQk - 0 15""] [SetUp ""1""] 15. Ba7 Bb4+ 16. Kd1 O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/EQ8d0""] [Themes ""castling discoveredAttack mate mateIn1 middlegame oneMove""] [FEN ""r4r2/pp1bb1p1/1qn1pPk1/3p2N1/1P1P3P/P2QP3/6P1/RN2K2R b KQ - 0 16""] [SetUp ""1""] 16... Kxf6 17. O-O# *",castling discoveredAttack mate mateIn1 middlegame oneMove "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/9rLzs""] [Themes ""castling crushing discoveredAttack middlegame oneMove""] [FEN ""r1bk3r/pp3ppp/2p2n2/4B3/1b2P3/2N5/PPP2PPP/R3KB1R b KQ - 0 10""] [SetUp ""1""] 10... Nxe4 11. O-O-O+ *",castling crushing discoveredAttack middlegame oneMove "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/uwTmj""] [Themes ""castling crushing discoveredAttack middlegame short""] [FEN ""r1bk3r/pp3ppp/2n5/2b5/8/2P1BN2/P4PPP/R3KB1R b KQ - 1 11""] [SetUp ""1""] 11... Re8 12. O-O-O+ Ke7 13. Bxc5+ *",castling crushing discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/4QdkO""] [Themes ""advantage castling discoveredAttack long middlegame""] [FEN ""r1bqk2r/pp3p2/2p1pn1p/4P1p1/Pbp1P3/2N2N2/1P3PPP/R2QKB1R b KQkq - 0 11""] [SetUp ""1""] 11... Nxe4 12. Qxd8+ Kxd8 13. O-O-O+ Kc7 14. Nxe4 *",advantage castling discoveredAttack long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/iZwst""] [Themes ""advantage castling middlegame short""] [FEN ""r3k2r/pp2bp2/2pp1nbp/q5p1/B2Q4/4PNB1/PPP2PPP/2KR3R w kq - 2 14""] [SetUp ""1""] 14. Bxd6 O-O-O 15. Bxe7 Rxd4 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/FnY1u""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""r1b1Q1k1/pp4p1/4p2p/3p4/8/2P4P/Pq3rP1/R3KB1R b KQ - 2 21""] [SetUp ""1""] 21... Kh7 22. Bd3+ Rf5 23. Bxf5+ exf5 24. O-O *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/QJcgp""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""4r1k1/3p1pnp/qp3Bp1/8/3pBPP1/rP3Q2/PnP4P/R3K2R b KQ - 1 25""] [SetUp ""1""] 25... Rxa2 26. Rxa2 Qxa2 27. O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/xapBP""] [Themes ""advantage castling defensiveMove middlegame oneMove""] [FEN ""r3kr2/1b1p1pQp/pq1P4/4P3/1bp2P2/2N5/PP4PP/R1B2RK1 w q - 1 20""] [SetUp ""1""] 20. Kh1 O-O-O *",advantage castling defensiveMove middlegame oneMove "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/45Z4r""] [Themes ""castling crushing discoveredAttack endgame pin short""] [FEN ""1r5r/3k1ppp/5b2/p1p5/4P3/2N2P2/PP3P1P/R3K2R b KQ - 1 16""] [SetUp ""1""] 16... Rxb2 17. O-O-O+ Bd4 18. Kxb2 *",castling crushing discoveredAttack endgame pin short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/sJdgY""] [Themes ""castling crushing defensiveMove discoveredAttack middlegame short""] [FEN ""r1b2rk1/pp3pn1/2pp1n2/4pN2/2P1P1Pq/P2P4/1P1QBP2/R3K1R1 b Q - 3 19""] [SetUp ""1""] 19... Nxf5 20. gxf5+ Kh8 21. O-O-O *",castling crushing defensiveMove discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/MtCHc""] [Themes ""advantage castling middlegame short""] [FEN ""r3k2r/p1p1b1p1/4pn1p/2B5/8/1P6/P1P1RPPP/RN4K1 w kq - 0 17""] [SetUp ""1""] 17. Rxe6 O-O-O 18. Nc3 Bxc5 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/DrydU""] [Themes ""advantage castling middlegame short""] [FEN ""r2q1r2/pp2ppkp/2n3p1/6Pn/3Pp1N1/7P/PPPQ1P2/R3KB1R b KQ - 0 15""] [SetUp ""1""] 15... Nxd4 16. O-O-O e5 17. Nxe5 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/pdzWS""] [Themes ""advantage castling middlegame short""] [FEN ""r1b1k2r/p2p1ppp/2p5/4P3/1b4Q1/2N3P1/PPPB4/R3KB1q b Qkq - 1 12""] [SetUp ""1""] 12... Ba6 13. O-O-O Bxf1 14. Qxb4 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/WdUEb""] [Themes ""advantage castling defensiveMove long master middlegame""] [FEN ""2B1k2r/2q1bpp1/3ppn1p/7P/1Q3PP1/2N1Bb2/PPP5/2KR4 w k - 1 20""] [SetUp ""1""] 20. Qb5+ Bc6 21. Qa6 O-O 22. Bxe6 fxe6 *",advantage castling defensiveMove long master middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/fqprV""] [Themes ""castling crushing long middlegame""] [FEN ""3qkb1r/B3pppp/2pp1n2/4P3/8/2N5/PrP2PPP/R2QK2R b KQk - 0 11""] [SetUp ""1""] 11... dxe5 12. Qxd8+ Kxd8 13. O-O-O+ Kc7 14. Kxb2 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/WOGRQ""] [Themes ""advantage castling middlegame short""] [FEN ""rn2k2r/pppq1ppp/5n2/3Pp3/8/2B2Q2/PPP3PP/R3K1NR b KQkq - 0 10""] [SetUp ""1""] 10... Nxd5 11. O-O-O Nxc3 12. Rxd7 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/YlSH2""] [Themes ""castling crushing defensiveMove long middlegame""] [FEN ""r1b1kbr1/pp3p1p/n5pP/1B1p4/3Bn1q1/P3PN2/1PQ2PP1/R3K2R b KQq - 3 22""] [SetUp ""1""] 22... Bd7 23. Ne5 Qxg2 24. Bxd7+ Ke7 25. O-O-O *",castling crushing defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/21Vxz""] [Themes ""advantage castling discoveredAttack long opening quietMove""] [FEN ""rn1q3r/ppp1pkbp/5np1/4N3/5B2/7P/PPP2PP1/R2QK2R b KQ - 0 11""] [SetUp ""1""] 11... Ke6 12. Qe2 Qd5 13. O-O Nc6 14. Nxc6+ *",advantage castling discoveredAttack long opening quietMove "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/CpuyF""] [Themes ""advantage castling discoveredAttack middlegame short""] [FEN ""r1b1k2r/pppn2pp/3bB1q1/3Nn3/3N1BP1/7P/PPP5/R3QK1R w kq - 1 19""] [SetUp ""1""] 19. Bxd7+ Bxd7 20. Bxe5 O-O+ *",advantage castling discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/HvszK""] [Themes ""castling crushing discoveredAttack endgame master rookEndgame short""] [FEN ""7r/5ppp/p2kp3/8/1P6/8/1Pr2PPP/R3K2R b KQ - 0 19""] [SetUp ""1""] 19... Rxb2 20. O-O-O+ Ke7 21. Kxb2 *",castling crushing discoveredAttack endgame master rookEndgame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/4VWsk""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r1b1k1nr/ppppbp1p/2n5/4N2Q/3PP3/2N1B3/PPP4P/R3KB1q b Qkq - 5 11""] [SetUp ""1""] 11... Nxe5 12. dxe5 b6 13. O-O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/IeDe6""] [Themes ""castling crushing long middlegame""] [FEN ""r2q1r1k/pbp2pn1/1b6/2p3N1/2B4P/4P1Q1/PPP3P1/R3K2R b KQ - 0 20""] [SetUp ""1""] 20... Bd5 21. O-O-O c6 22. e4 Bxc4 23. Rxd8 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/f3Fje""] [Themes ""advantage castling long middlegame""] [FEN ""r3kb1r/R2npp1p/3p1p2/3P4/2Q1P3/5N2/2P2PPP/1q2KB1R w Kkq - 1 14""] [SetUp ""1""] 14. Kd2 Bh6+ 15. Ke2 O-O 16. Rxa8 Rxa8 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/OI8vb""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r2qkb1r/pQ4pp/4p3/4p3/2BnP3/8/PP3PPP/R1B1K2R w KQkq - 1 13""] [SetUp ""1""] 13. Qa6 Bb4+ 14. Kf1 O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/HOM8r""] [Themes ""castling crushing defensiveMove exposedKing fork long middlegame pin""] [FEN ""r3k2r/pb3ppp/4p3/3P4/2p2q1P/P1P5/4K1B1/RN1Q3R w kq - 0 20""] [SetUp ""1""] 20. dxe6 Qg4+ 21. Ke3 Qg3+ 22. Bf3 O-O *",castling crushing defensiveMove exposedKing fork long middlegame pin "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/CCPrL""] [Themes ""castling crushing middlegame short""] [FEN ""r1bqk2r/pppp1pp1/2n4p/8/2BPnB2/2PQ1N2/P1P3PP/R3K2R b KQkq - 1 9""] [SetUp ""1""] 9... Qe7 10. O-O d5 11. Bxd5 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/raFGa""] [Themes ""castling crushing defensiveMove long middlegame""] [FEN ""r3k2r/pp3ppp/4bn2/8/8/1P1B4/P2N1PPP/R3K2R w KQkq - 0 16""] [SetUp ""1""] 16. O-O O-O-O 17. Rfc1+ Kb8 18. Rc3 Nd5 *",castling crushing defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/6vsR0""] [Themes ""advantage castling fork long opening sacrifice""] [FEN ""rnbqk2r/ppp2ppp/5n2/6B1/1b1P4/2N2N2/PP4PP/R2QKB1R b KQkq - 0 8""] [SetUp ""1""] 8... Bg4 9. Qa4+ Nc6 10. O-O-O Bxc3 11. d5 *",advantage castling fork long opening sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/1d0QU""] [Themes ""castling clearance crushing kingsideAttack middlegame sacrifice veryLong""] [FEN ""r3k3/ppp2p2/4p2p/3pb3/3Pn1bq/3BP3/PPP2PP1/RN2QRK1 w q - 0 15""] [SetUp ""1""] 15. dxe5 Bf3 16. Be2 Bxg2 17. Kxg2 O-O-O 18. Rh1 Rg8+ 19. Bg4 Qxg4+ *",castling clearance crushing kingsideAttack middlegame sacrifice veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/uGt2g""] [Themes ""advantage castling long middlegame""] [FEN ""r1bq1r2/pp4p1/2n1pnk1/6N1/1b1P4/2N3Q1/PP4PP/R1B1K2R b KQ - 1 15""] [SetUp ""1""] 15... Bxc3+ 16. bxc3 Qd5 17. O-O Nh5 18. Qd3+ *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/fP6hX""] [Themes ""advantage castling long middlegame sacrifice""] [FEN ""2r1k2r/p2nqppp/8/1B1Q1b2/8/2P2N2/P4PPP/R3K2R w KQk - 1 16""] [SetUp ""1""] 16. Ne5 O-O 17. Bxd7 Rc5 18. Qxc5 Qxc5 *",advantage castling long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/bl3Vy""] [Themes ""castling crushing discoveredAttack middlegame short""] [FEN ""2kr1r2/Qpp4p/4q2n/4P3/8/P1B5/1PP2P1P/R3K3 b Q - 0 19""] [SetUp ""1""] 19... Ng4 20. Qa8+ Kd7 21. O-O-O+ *",castling crushing discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Tdo12""] [Themes ""castling crushing defensiveMove long middlegame""] [FEN ""r3k1r1/1p3p1p/p1n5/5b2/8/P1B5/1PP1NbPP/2KR1B1R w q - 0 16""] [SetUp ""1""] 16. Nd4 Be3+ 17. Kb1 Bxd4 18. Bxd4 O-O-O *",castling crushing defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/octAz""] [Themes ""castling crushing defensiveMove middlegame sacrifice short""] [FEN ""r1b1kr2/p2p1pQp/2p1p3/q3P3/1bP5/P1nB4/1P3PPP/R1B1K2R b KQq - 2 12""] [SetUp ""1""] 12... Nd5+ 13. axb4 Qxa1 14. O-O *",castling crushing defensiveMove middlegame sacrifice short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/425r1""] [Themes ""castling crushing long middlegame""] [FEN ""r3k2r/1ppqb1pb/p2p1p1p/3P4/5Q2/1P1P1N2/PB4PP/4RRK1 w kq - 2 17""] [SetUp ""1""] 17. Bxf6 O-O 18. Rxe7 Qxe7 19. Bxe7 Rxf4 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/FVEag""] [Themes ""advantage castling long opening trappedPiece""] [FEN ""rn1qk2r/pp3ppp/2p2n2/4b3/4P3/5B2/PPP1QPPP/RNB1K2R w KQkq - 3 9""] [SetUp ""1""] 9. Bg5 Bxb2 10. e5 O-O 11. c3 Bxa1 *",advantage castling long opening trappedPiece "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/19ttO""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""4k2r/5pp1/1q2p2p/3pPP2/p2N4/bpr3P1/K1PRQ1BP/7R w k - 0 28""] [SetUp ""1""] 28. cxb3 axb3+ 29. Kb1 O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/dDHCI""] [Themes ""castling crushing middlegame pin short""] [FEN ""3rk2r/p5p1/2n3q1/1Bb5/2P2B1P/1Q1b1P2/1P2N1P1/4RK1R w k - 2 23""] [SetUp ""1""] 23. Qa4 O-O 24. Bxc6 Rxf4 *",castling crushing middlegame pin short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/RiZet""] [Themes ""advantage castling defensiveMove middlegame quietMove veryLong""] [FEN ""r2q1rk1/pp2bp1b/2pp1n1Q/4n2P/3NP1P1/1BN2P2/PPP5/R3K2R b KQ - 2 16""] [SetUp ""1""] 16... Nxf3+ 17. Nxf3 Nxe4 18. g5 Qb6 19. O-O-O Qe3+ 20. Kb1 *",advantage castling defensiveMove middlegame quietMove veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Kx3ka""] [Themes ""advantage castling long opening""] [FEN ""r2qk2r/pp3ppp/2nb1n2/1B6/4pPb1/2N1Q3/PPPP2PP/R1B1K1NR w KQkq - 4 9""] [SetUp ""1""] 9. Nxe4 O-O 10. Bxc6 bxc6 11. Nxd6 Qxd6 *",advantage castling long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/h9UjL""] [Themes ""advantage castling defensiveMove long middlegame quietMove""] [FEN ""r3k2r/ppp2ppp/8/5b2/2Bqn3/P4P2/1P1BQ1PP/R3K2R b KQkq - 0 14""] [SetUp ""1""] 14... Qxb2 15. Rd1 O-O-O 16. fxe4 Rhe8 17. O-O *",advantage castling defensiveMove long middlegame quietMove "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/sjOrJ""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""3rkbnr/p2b1ppp/2B5/3Q4/5q2/2N5/PPP2PPP/3RK2R b Kk - 2 12""] [SetUp ""1""] 12... Nf6 13. Bxd7+ Nxd7 14. O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/L0Zku""] [Themes ""advantage castling opening short""] [FEN ""r1bqkb1r/1p1n1p1p/p2p1np1/6B1/2BPN3/8/PPP2PPP/R2QK2R b KQkq - 1 10""] [SetUp ""1""] 10... Qe7 11. O-O d5 12. Bxd5 *",advantage castling opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Q3Jd8""] [Themes ""castling crushing middlegame sacrifice short""] [FEN ""r2qkb1r/1pp2ppp/p1n1b3/8/3PQB2/2N2N2/PPP3PP/R3K2R b KQkq - 1 12""] [SetUp ""1""] 12... Bb4 13. O-O-O Bxc3 14. d5 *",castling crushing middlegame sacrifice short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/7NfYj""] [Themes ""castling crushing long middlegame""] [FEN ""rn1q1rk1/pp2ppb1/2p4p/5bp1/3PN3/1B1Q2B1/PPP2PPP/R3K2R b KQ - 1 13""] [SetUp ""1""] 13... Bxd4 14. O-O-O Bxb2+ 15. Kxb2 Qxd3 16. cxd3 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/EGNrJ""] [Themes ""advantage castling hangingPiece long opening""] [FEN ""r1bqk1r1/pp1p1p1Q/4p3/8/1bnNn3/2N5/PPP2PPP/R1B1K2R b KQq - 0 11""] [SetUp ""1""] 11... Qf6 12. Qxg8+ Ke7 13. O-O Bxc3 14. bxc3 *",advantage castling hangingPiece long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/wGTkq""] [Themes ""advantage castling defensiveMove long opening""] [FEN ""r1bq1rk1/ppp2ppp/2n5/8/1b6/2PQ1NP1/P3PPBP/R1B1K2R b KQ - 0 11""] [SetUp ""1""] 11... Bf5 12. Qxd8 Raxd8 13. cxb4 Nxb4 14. O-O *",advantage castling defensiveMove long opening "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/2zQg6""] [Themes ""advantage castling long middlegame""] [FEN ""r3k1nr/pp1q3p/2pb1p2/6p1/3QP3/1B6/PPP2PPP/3R1RK1 w kq - 0 15""] [SetUp ""1""] 15. Bxg8 O-O-O 16. Qxd6 Qxd6 17. Rxd6 Rxd6 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/PgyKp""] [Themes ""advantage castling defensiveMove opening short""] [FEN ""rn1qk2r/ppp1bppp/5B2/8/6b1/2NB1P1P/PPP2P2/R2QK2R b KQkq - 0 10""] [SetUp ""1""] 10... Bxf3 11. Qxf3 Bxf6 12. O-O-O *",advantage castling defensiveMove opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/iK1m9""] [Themes ""castling crushing long middlegame""] [FEN ""r4k1r/pppP1ppp/5n2/2b5/3N4/2N1B1Pb/PPP1Q2P/R3KB1q b Q - 2 12""] [SetUp ""1""] 12... Nxd7 13. O-O-O Bxd4 14. Bxh3 Bxe3+ 15. Qxe3 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/triTL""] [Themes ""advantage castling middlegame short""] [FEN ""r3k2r/1bQ4p/p3pqp1/1pbp4/4n3/1B6/PPP2PPP/RNB2RK1 w kq - 1 14""] [SetUp ""1""] 14. Qxb7 O-O 15. Nd2 Nxf2 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/MSFkc""] [Themes ""advantage castling middlegame short""] [FEN ""r3kb1r/pp2nppp/6q1/2p1Q1B1/2B1P1b1/2P5/PP3PPP/RN2K2R w KQkq - 1 11""] [SetUp ""1""] 11. f4 O-O-O 12. Bxe7 Bxe7 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/h64fo""] [Themes ""advantage castling discoveredAttack middlegame short""] [FEN ""r2qkb1r/pR2ppp1/2p1bn2/4n2p/3P4/N1P3P1/P3PPBP/2BQK2R w Kkq - 0 11""] [SetUp ""1""] 11. dxe5 Qxd1+ 12. Kxd1 O-O-O+ *",advantage castling discoveredAttack middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/8RidI""] [Themes ""castling crushing defensiveMove fork middlegame short""] [FEN ""r3r1k1/pb4p1/2p1p2p/4NpqQ/2pP4/2P5/PP3PP1/R3K2R b KQ - 1 18""] [SetUp ""1""] 18... Qxg2 19. Qf7+ Kh7 20. O-O-O *",castling crushing defensiveMove fork middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/iaWVN""] [Themes ""castling crushing defensiveMove middlegame oneMove""] [FEN ""r1b1k1nr/ppp1q1pp/5p2/8/4B2N/2Q2P2/PPP3PP/R3K2R b KQkq - 0 14""] [SetUp ""1""] 14... g5 15. O-O-O *",castling crushing defensiveMove middlegame oneMove "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/fDEQh""] [Themes ""castling crushing middlegame short""] [FEN ""r3k2r/p1p3p1/2p2p1p/4bb2/4RB2/2P5/PP3PPP/RN4K1 w kq - 0 15""] [SetUp ""1""] 15. Re3 O-O-O 16. Na3 Bxf4 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/xyiBy""] [Themes ""castling crushing discoveredAttack exposedKing fork master middlegame veryLong""] [FEN ""r3k2r/pp2nppp/4p3/1b2P3/8/2Q2N2/P2PKPPP/RNq2B1R w kq - 5 14""] [SetUp ""1""] 14. Ke3 Nd5+ 15. Kd4 Nxc3 16. Nxc3 O-O-O+ 17. Ke3 Qxa1 *",castling crushing discoveredAttack exposedKing fork master middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/uzXj0""] [Themes ""advantage castling defensiveMove exposedKing fork long middlegame""] [FEN ""r3kb2/3b1pr1/pq2p2p/3pP2P/P2P1RP1/3Q4/3N3N/5RK1 w q - 5 26""] [SetUp ""1""] 26. Rxf7 Rxf7 27. Qg6 Qxd4+ 28. Kh1 O-O-O *",advantage castling defensiveMove exposedKing fork long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/0fhz2""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r3k2r/p4ppp/Q1p5/3pp3/4n2q/2b1BP2/PPP3PP/R2K1B1R w kq - 0 13""] [SetUp ""1""] 13. bxc3 Nxc3+ 14. Kd2 O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/DwI23""] [Themes ""advantage castling middlegame short""] [FEN ""r1b1r1k1/ppp2pp1/2n4p/8/1b1P3q/2NBP1N1/PP3QPP/R3K2R b KQ - 4 13""] [SetUp ""1""] 13... Nxd4 14. O-O Be6 15. exd4 *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/KWBtK""] [Themes ""advantage castling clearance intermezzo long middlegame""] [FEN ""r3kb1r/1p3ppp/p5n1/2p5/2PBNp2/1P3P2/P1P3PP/R3K2R w KQkq - 0 15""] [SetUp ""1""] 15. Nxc5 O-O-O 16. c3 Bxc5 17. Bxc5 Rhe8+ *",advantage castling clearance intermezzo long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/SNN7a""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""1r1qk2r/3b2b1/p1np1n1p/1pp1p1p1/4P2N/2NPB1PP/PPPQ2B1/R4RK1 w k - 0 15""] [SetUp ""1""] 15. Bxg5 hxg5 16. Qxg5 O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/so1zD""] [Themes ""advantage castling middlegame veryLong""] [FEN ""r3k2r/pbqpb1pp/1pn1p3/5p2/3P1n2/2P2NN1/PPB2PPP/R1BQR1K1 w kq - 2 13""] [SetUp ""1""] 13. Ne5 Nxg2 14. Qh5+ g6 15. Nxg6 O-O-O 16. Nxe7+ Nxe7 *",advantage castling middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/XLUQ7""] [Themes ""castling crushing defensiveMove deflection long middlegame""] [FEN ""r2qk2r/p1bb2pp/2p5/3Pn3/Q3B3/2P2N2/PP3PK1/R1B2R2 w kq - 0 19""] [SetUp ""1""] 19. dxc6 Bh3+ 20. Kg1 Nxf3+ 21. Bxf3 O-O *",castling crushing defensiveMove deflection long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/7fUXE""] [Themes ""castling crushing discoveredAttack exposedKing fork middlegame veryLong""] [FEN ""r2q1rk1/pp4b1/2np2Q1/3Np3/1PP3b1/P3P3/6P1/2R1K2R b K - 0 25""] [SetUp ""1""] 25... Qd7 26. Qh7+ Kf7 27. O-O+ Ke8 28. Rxf8+ Bxf8 29. Nf6+ Kd8 30. Nxd7 *",castling crushing discoveredAttack exposedKing fork middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/ZS3Tq""] [Themes ""castling crushing discoveredAttack endgame short""] [FEN ""1r3b1r/p2k1ppp/4p3/8/5B2/2P2P2/P4P1P/R3K2R b KQ - 1 18""] [SetUp ""1""] 18... Rb2 19. O-O-O+ Kc6 20. Kxb2 *",castling crushing discoveredAttack endgame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Xro90""] [Themes ""advantage castling opening short""] [FEN ""rnbqk2r/ppp2ppp/5n2/2bP4/2P1p3/2N2N2/PP1P1PPP/R1BQKB1R w KQkq - 0 6""] [SetUp ""1""] 6. Qe2 O-O 7. Nxe4 Nxe4 *",advantage castling opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/MK8ud""] [Themes ""advantage castling long middlegame""] [FEN ""r3kr2/p1p1qpQp/7B/1p1P3P/2p5/P4p1P/5P2/R3K2R w KQq - 3 19""] [SetUp ""1""] 19. Kf1 Qe2+ 20. Kg1 O-O-O 21. Qg4+ f5 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/PqrKf""] [Themes ""advantage castling defensiveMove discoveredAttack exposedKing intermezzo middlegame veryLong""] [FEN ""r2q2r1/pp3p1k/2np1n2/4p1BP/4PPb1/2PB2Q1/P1P3P1/R3K2R b KQ - 0 17""] [SetUp ""1""] 17... exf4 18. e5+ Kh8 19. Qxf4 Rxg5 20. Qxg5 Nxe5 21. Qh6+ Kg8 22. O-O *",advantage castling defensiveMove discoveredAttack exposedKing intermezzo middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/NlFN1""] [Themes ""advantage castling master middlegame veryLong""] [FEN ""r2qk2r/1p3p1p/p1nPp1p1/3p1P2/3p4/3P2QP/PP1B2P1/R3K2R b KQkq - 0 16""] [SetUp ""1""] 16... Qf6 17. Bg5 Qg7 18. fxe6 fxe6 19. O-O Rf8 20. Rxf8+ *",advantage castling master middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/SZBYQ""] [Themes ""castling crushing long middlegame""] [FEN ""r2q1r1k/p1p5/1p2p3/4P2Q/7P/2P4b/PP1N1P2/R3K3 b Q - 0 18""] [SetUp ""1""] 18... Kg8 19. O-O-O Rxf2 20. Ne4 Qxd1+ 21. Kxd1 *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/FWPga""] [Themes ""advantage castling middlegame veryLong""] [FEN ""r3k2r/1ppq1ppp/p4n2/8/1b2P3/1P1P4/PBP3PP/RN1QK2R w KQkq - 2 12""] [SetUp ""1""] 12. Nc3 Qc6 13. Qd2 O-O-O 14. O-O-O Nxe4 15. Nxe4 Bxd2+ *",advantage castling middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/K2W8R""] [Themes ""advantage castling clearance middlegame veryLong""] [FEN ""3qkr2/3npp2/3p2pQ/p7/Bpn2P2/3N3P/PP3P2/4K2R b K - 2 25""] [SetUp ""1""] 25... Qb6 26. Bxd7+ Kxd7 27. Qxf8 Qd4 28. O-O Qxd3 29. Re1 *",advantage castling clearance middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/5JG1q""] [Themes ""advantage castling middlegame veryLong""] [FEN ""r1bqk2r/p2p2pp/2p2p2/3nN2Q/1b6/2P5/PP3PPP/R1B1K2R b KQkq - 1 12""] [SetUp ""1""] 12... g6 13. Nxg6 hxg6 14. Qxh8+ Bf8 15. O-O Qe7 16. Bh6 *",advantage castling middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/E5MRG""] [Themes ""advantage castling defensiveMove long middlegame""] [FEN ""4k2r/p4pbp/2p5/6P1/2BqP1b1/6Q1/PPPK2P1/R6R w k - 1 19""] [SetUp ""1""] 19. Bd3 Qb4+ 20. c3 Qxb2+ 21. Bc2 O-O *",advantage castling defensiveMove long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/fgX7A""] [Themes ""advantage castling defensiveMove discoveredAttack middlegame veryLong""] [FEN ""r3kr2/pp4p1/2pb2pp/7n/4Ppq1/1QNP1RP1/PP4BK/R1B5 w q - 0 20""] [SetUp ""1""] 20. Bxf4 Rxf4 21. Raf1 Rxf3 22. Rxf3 Bxg3+ 23. Kg1 O-O-O *",advantage castling defensiveMove discoveredAttack middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/RsXnV""] [Themes ""advantage castling long middlegame""] [FEN ""r3k2r/ppp1qpp1/1bb2nnp/4p3/2BB4/2N2N1P/PPPQ1PP1/3RR1K1 w kq - 0 15""] [SetUp ""1""] 15. Rxe5 Nxe5 16. Nxe5 O-O-O 17. Nxc6 bxc6 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/vipa4""] [Themes ""advantage castling defensiveMove opening short""] [FEN ""r1b1kb1r/3n1pp1/p2p3p/q2P4/Np6/3B3P/1P1N1PP1/2RQK2R b Kkq - 0 16""] [SetUp ""1""] 16... Qxd5 17. Be4 Qe6 18. O-O *",advantage castling defensiveMove opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/UMPTF""] [Themes ""advantage attraction castling kingsideAttack middlegame veryLong""] [FEN ""rn3rk1/ppp3pp/4p3/8/3Nn3/2P5/PB3PPP/R3K2R b KQ - 3 14""] [SetUp ""1""] 14... Nxf2 15. O-O Nd3 16. Rxf8+ Kxf8 17. Nxe6+ Ke7 18. Nxc7 *",advantage attraction castling kingsideAttack middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/E6knf""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""r3k2r/1bp2ppp/p1n5/1p1nN3/3q4/1B1P2P1/PPP2K1P/RNBQR3 w kq - 1 13""] [SetUp ""1""] 13. Kg2 Nxe5 14. Kf1 O-O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/CUlNn""] [Themes ""advantage castling middlegame short""] [FEN ""2r2r2/pp2ppk1/3pb1p1/q6n/4PP1P/2N5/PPPQB3/R3K1R1 b Q - 0 16""] [SetUp ""1""] 16... Qb6 17. O-O-O Rxc3 18. Qxc3+ *",advantage castling middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/rAoDS""] [Themes ""advantage castling long middlegame""] [FEN ""r3kb1r/1b3ppp/p1N1pq2/8/8/8/PPP2PPP/R1BQ1RK1 w kq - 1 12""] [SetUp ""1""] 12. Nd4 O-O-O 13. c3 Qg6 14. f3 e5 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/uVAiV""] [Themes ""castling crushing defensiveMove middlegame short""] [FEN ""r3kb1r/2p1pppp/1p6/p2pNb2/P1PP4/4P1P1/1q1N1PP1/R2QK2R b KQkq - 0 13""] [SetUp ""1""] 13... Bc2 14. Qf3 O-O-O 15. O-O *",castling crushing defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/SUdXd""] [Themes ""advantage castling middlegame pin veryLong""] [FEN ""r1bq1r1k/p5pp/2pn1b2/7Q/4Np2/3B3P/PPPB1P2/R3K1R1 b Q - 0 20""] [SetUp ""1""] 20... Nxe4 21. Bxe4 g6 22. Rxg6 Qe7 23. O-O-O Qxe4 24. Rxf6 *",advantage castling middlegame pin veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/fdBpB""] [Themes ""advantage attraction castling defensiveMove kingsideAttack long middlegame sacrifice""] [FEN ""r1bq1rk1/pp5p/2p1pbp1/4N3/3P1PP1/2PQ2B1/P7/R3K2R b KQ - 3 34""] [SetUp ""1""] 34... Qd5 35. Rxh7 Kxh7 36. Qxg6+ Kh8 37. O-O-O *",advantage attraction castling defensiveMove kingsideAttack long middlegame sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/cQYy4""] [Themes ""advantage castling long middlegame""] [FEN ""r3k2r/pp3ppp/2n5/3B1b2/1b6/4P1P1/PP2NP1P/R1B1K2R w KQkq - 1 13""] [SetUp ""1""] 13. Kf1 O-O-O 14. Nf4 g5 15. e4 gxf4 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/FeEqT""] [Themes ""advantage castling endgame long sacrifice""] [FEN ""r1bq4/1pp2Q2/p2bp1p1/5R2/3P4/4PkP1/PPP5/R3K3 b Q - 0 22""] [SetUp ""1""] 22... gxf5 23. Qh5+ Kxe3 24. O-O-O Bxg3 25. Rd3+ *",advantage castling endgame long sacrifice "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/WUvdU""] [Themes ""advantage castling opening short""] [FEN ""r1bqk2r/pppp1ppp/2n2n2/4P3/1bB5/2N2N2/PB3PPP/R2QK2R b KQkq - 2 8""] [SetUp ""1""] 8... Qe7 9. O-O Bxc3 10. exf6 *",advantage castling opening short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/knsZI""] [Themes ""castling crushing middlegame short""] [FEN ""rn2k2r/pp2n1p1/2p2pp1/2bPp3/6qP/1PNP1B2/P1QBPP2/R3K2R b KQkq - 1 14""] [SetUp ""1""] 14... Rxh4 15. O-O-O Ba3+ 16. Kb1 *",castling crushing middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/tgMVV""] [Themes ""advantage castling clearance middlegame pin short""] [FEN ""r3k3/ppp2p2/2np1n1p/1Bb1p2p/2NPP3/2P2N1q/PP3P2/R2Q1RK1 w q - 0 13""] [SetUp ""1""] 13. dxc5 O-O-O 14. Ng5 Rg8 *",advantage castling clearance middlegame pin short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/4Dsdk""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""r2q3r/pQpk1p1p/2n2p2/1B6/8/8/P1P2PPP/4K1NR b K - 1 13""] [SetUp ""1""] 13... Qe7+ 14. Ne2 Qd6 15. O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/HaHSo""] [Themes ""advantage castling opening veryLong""] [FEN ""r2qkb1r/pbpp2pp/1p2p1n1/3P2B1/2P1B3/2N2n2/PP3PPP/R2Q1RK1 w kq - 0 11""] [SetUp ""1""] 11. Bxf3 Qxg5 12. dxe6 O-O-O 13. exd7+ Kb8 14. Bxb7 Kxb7 *",advantage castling opening veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/At5vR""] [Themes ""advantage castling deflection discoveredAttack exposedKing middlegame veryLong""] [FEN ""r1b2r2/pp3pp1/1qn1p1k1/3pn1N1/5B2/2P3Q1/PP3PPP/R3K2R b KQ - 1 15""] [SetUp ""1""] 15... Qxb2 16. O-O f6 17. Nxe6+ Kf7 18. Qxg7+ Kxe6 19. Qxf8 *",advantage castling deflection discoveredAttack exposedKing middlegame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/fC2eq""] [Themes ""castling crushing endgame veryLong""] [FEN ""r3kq1r/5p1p/p3bQp1/4R3/1p6/1P6/1PP3PP/R5K1 w kq - 1 22""] [SetUp ""1""] 22. Rxe6+ fxe6 23. Qe5 O-O-O 24. Qxe6+ Kc7 25. Qc4+ Kb8 26. Qxa6 Qc5+ *",castling crushing endgame veryLong "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/Ej3wb""] [Themes ""castling crushing defensiveMove exposedKing long middlegame""] [FEN ""r3k2r/1p3ppp/p3p3/1b1pP3/3q1PQ1/8/PP4PP/RNB1K2R w KQkq - 1 15""] [SetUp ""1""] 15. Qxg7 Qe4+ 16. Kf2 Qe2+ 17. Kg3 O-O-O *",castling crushing defensiveMove exposedKing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/D4HKv""] [Themes ""advantage castling defensiveMove middlegame short""] [FEN ""2r1k2r/3nbppb/1qp1p2p/p2p4/QP1P2P1/P3P1BP/3N1P2/2R1KBR1 w k - 2 20""] [SetUp ""1""] 20. bxa5 Qb2 21. Rxc6 O-O *",advantage castling defensiveMove middlegame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/W91Am""] [Themes ""advantage castling long middlegame""] [FEN ""r5k1/3p1ppp/1b1p4/P2P2qP/1P2p1n1/4P1N1/3BBP2/R3K2R b KQ - 0 22""] [SetUp ""1""] 22... Qf6 23. O-O Bxe3 24. Bxe3 Nxe3 25. fxe3 *",advantage castling long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/oJZ11""] [Themes ""advantage castling discoveredAttack endgame short""] [FEN ""6nr/p1pk2pp/8/8/8/5N2/Pr3PPP/R3K2R b KQ - 1 17""] [SetUp ""1""] 17... Nf6 18. O-O-O+ Kc8 19. Kxb2 *",advantage castling discoveredAttack endgame short "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/LG9E7""] [Themes ""castling crushing long middlegame""] [FEN ""r3k1r1/1p3p1p/2p3b1/p1q1n3/P3P3/2N2PP1/1P2B2P/R2QK2R w KQq - 2 20""] [SetUp ""1""] 20. Qb3 O-O-O 21. Nd1 Rd3 22. Qxd3 Nxd3+ *",castling crushing long middlegame "[Event ""Puzzle""] [Site ""https://www.lichess.org/training/SoVfe""] [Themes ""advantage castling defensiveMove hangingPiece middlegame short""] [FEN ""r3k2r/1b2ppbp/5np1/1Nq3B1/2n5/PB6/1PP1Q1PP/2KRR3 w kq - 1 19""] [SetUp ""1""] 19. Qxc4 Qxg5+ 20. Kb1 O-O *",advantage castling defensiveMove hangingPiece middlegame short