context: Chances are slight that Julius is gray. It is certain that Lily is a frog. Chances are slight that John went to the bedroom. It is highly likely that if John went to the bedroom, and Lily is a frog, then Greg is a rhino. It is probably the case that if either John went to the bedroom, or Julius is gray, then Mary dropped the milk. It is probably not the case that if Julius is gray, or John went to the bedroom, then Bernhard is a lion.
hypothesis: It is highly likely that either Lily is a frog, or John went to the bedroom.
valid_hypothesis: It is highly likely that either Lily is a frog, or John went to the bedroom.
invalid_hypothesis: Chances are slight that either Lily is a frog, or John went to the bedroom.
hypothesis_assertion: Either Lily is a frog, or John went to the bedroom.