context: It is probably not the case that John went to the bedroom. Chances are slight that Greg is a frog. It is highly likely that Bernhard is green.
hypothesis: There is little chance that either Bernhard is green, or Greg is a frog.
valid_hypothesis: There is a very good chance that either Bernhard is green, or Greg is a frog.
invalid_hypothesis: There is little chance that either Bernhard is green, or Greg is a frog.
hypothesis_assertion: Either Bernhard is green, or Greg is a frog.