Update README.md

README.md

@@ -82,4 +82,7 @@ We will include a script to generate the images as part of our code release.
 
 ## Splits
 The data is divided into validation and train splits. These splits are ``unofficial`` because we do not use this data for evaluation anyway. However,
-they reflect what was used when training the Molmo models, which were only trained on the train split.
+they reflect what was used when training the Molmo models, which were only trained on the train split.
+
+## License
+This dataset is licensed under Apache 2.0. It is intended for research and educational use in accordance with Ai2's [Responsible Use Guidelines](https://allenai.org/responsible-use).