context: It is likely that John went to the kitchen. It is impossible that Mary left the milk. There is a very good chance that Brian is yellow.
hypothesis: There is a very good chance that mary left the milk, or Brian is yellow.
valid_hypothesis: There is a very good chance that mary left the milk, or Brian is yellow.
invalid_hypothesis: It is impossible that mary left the milk, or Brian is yellow.
hypothesis_assertion: Mary left the milk, or Brian is yellow.