context: We believe that Lily is a lion. It is probably the case that Mary went to the hallway. There is almost no chance that Bernhard is green.
hypothesis: It is certain that either Lily is a lion, or Mary went to the hallway.
valid_hypothesis: Chances are about even that either Lily is a lion, or Mary went to the hallway.
invalid_hypothesis: It is certain that either Lily is a lion, or Mary went to the hallway.
hypothesis_assertion: Either Lily is a lion, or Mary went to the hallway.