chat_history: ['By brother won a scratch off sticker lottery ticket! He is giving most of it to charity.', 'Wow!  How much did he win?', 'He won like $40,000. He is a good man to give it all away to a good cause.']
sys_response: That is awesome that he gave it away!  Maybe good karma will let him win again.
situation: By brother won a scratch off sticker lottery ticket! He is giving most of it to charity.