context: It is probably not the case that Julius is a rhino. It is highly unlikely that John is in the bathroom. It is probable that Lily is a frog.
hypothesis: Chances are slight that either Lily is a frog, or Julius is a rhino.
valid_hypothesis: There is a better than even chance that either Lily is a frog, or Julius is a rhino.
invalid_hypothesis: Chances are slight that either Lily is a frog, or Julius is a rhino.
hypothesis_assertion: Either Lily is a frog, or Julius is a rhino.