context: It is highly likely that Julius is gray. Chances are slight that Bernhard is a frog. There is a very good chance that Mary is in the bedroom. There is little chance that if Julius is gray, and Bernhard is a frog, then John took the apple. It is likely that if Julius is gray, and Bernhard is a frog, then Lily is yellow. Chances are about even that if Julius is gray, and Bernhard is a frog, then Sandra grabbed the milk.
hypothesis: There is a very good chance that sandra grabbed the milk, or Mary is in the bedroom.
valid_hypothesis: There is a very good chance that sandra grabbed the milk, or Mary is in the bedroom.
invalid_hypothesis: There is little chance that sandra grabbed the milk, or Mary is in the bedroom.
hypothesis_assertion: Sandra grabbed the milk, or Mary is in the bedroom.