context: It is probable that Mary went to the hallway. It is certain that Brian is green. There is almost no chance that Lily is a lion. It is probably the case that if either Mary went to the hallway, or Brian is green, then Julius is a swan. It is certain that if either Lily is a lion, or Mary went to the hallway, then Greg is a frog. We doubt that if Lily is a lion, and Brian is green, then Gertrude is a mouse.
hypothesis: It is probable that lily is a lion, or Greg is a frog.
valid_hypothesis: It is probable that lily is a lion, or Greg is a frog.
invalid_hypothesis: There is little chance that lily is a lion, or Greg is a frog.
hypothesis_assertion: Lily is a lion, or Greg is a frog.