context: It is highly likely that Bernhard is a frog. It is unlikely that Fred dropped the apple. It is unlikely that Bill left the milk. It is impossible that if either Fred dropped the apple, or Bernhard is a frog, then Lily is yellow. It is highly unlikely that if Bernhard is a frog, or Fred dropped the apple, then John discarded the milk. Chances are about even that if Bernhard is a frog, and Bill left the milk, then Mary went to the bedroom.
hypothesis: It is unlikely that bernhard is a frog, or Fred dropped the apple.
valid_hypothesis: It is highly likely that bernhard is a frog, or Fred dropped the apple.
invalid_hypothesis: It is unlikely that bernhard is a frog, or Fred dropped the apple.
hypothesis_assertion: Bernhard is a frog, or Fred dropped the apple.