context: It is certain that Lily is a lion. It is probably not the case that Greg is yellow. It is highly likely that Mary put down the apple.
hypothesis: It is highly unlikely that either Lily is a lion, or Greg is yellow.
valid_hypothesis: We believe that either Lily is a lion, or Greg is yellow.
invalid_hypothesis: It is highly unlikely that either Lily is a lion, or Greg is yellow.
hypothesis_assertion: Either Lily is a lion, or Greg is yellow.