context: It is highly likely that Mary went to the garden. We doubt that Bill is in the cinema. There is a very good chance that Greg is green.
hypothesis: It is unlikely that greg is green, and Bill is in the cinema.
valid_hypothesis: It is unlikely that greg is green, and Bill is in the cinema.
invalid_hypothesis: There is a very good chance that greg is green, and Bill is in the cinema.
hypothesis_assertion: Greg is green, and Bill is in the cinema.