context: There is a very good chance that Julius is a frog. It is unlikely that John dropped the milk. There is a very good chance that Brian is gray. It is highly likely that if Julius is a frog, or Brian is gray, then Bernhard is white. Chances are slight that if either John dropped the milk, or Brian is gray, then Sandra left the apple. Chances are slight that if Brian is gray, or Julius is a frog, then Winona is a wolf.
hypothesis: We doubt that either Bernhard is white, or Julius is a frog.
valid_hypothesis: We doubt that either Bernhard is white, or Julius is a frog.
invalid_hypothesis: There is a very good chance that either Bernhard is white, or Julius is a frog.
hypothesis_assertion: Either Bernhard is white, or Julius is a frog.