context: It is likely that Julius is a lion. There is little chance that Lily is gray. It is impossible that John went to the office. It is impossible that if either Lily is gray, or John went to the office, then Mary moved to the garden. There is a very good chance that if John went to the office, and Lily is gray, then Brian is a lion. There is little chance that if either Lily is gray, or Julius is a lion, then Bernhard is yellow.
hypothesis: It is probably the case that john went to the office, or Julius is a lion.
valid_hypothesis: It is probably the case that john went to the office, or Julius is a lion.
invalid_hypothesis: There is almost no chance that john went to the office, or Julius is a lion.
hypothesis_assertion: John went to the office, or Julius is a lion.