context: Chances are about even that Julius is a lion. It is certain that Lily is a rhino. It is probably the case that John went to the hallway.
hypothesis: Chances are about even that either Lily is a rhino, or Julius is a lion.
valid_hypothesis: Chances are about even that either Lily is a rhino, or Julius is a lion.
invalid_hypothesis: It is highly unlikely that either Lily is a rhino, or Julius is a lion.
hypothesis_assertion: Either Lily is a rhino, or Julius is a lion.