context: Chances are slight that Lily is a lion. It is likely that Brian is gray. It is unlikely that Bernhard is white. It is impossible that if Lily is a lion, or Brian is gray, then Daniel got the apple. There is a very good chance that if either Brian is gray, or Lily is a lion, then Fred went to the cinema. It is certain that if Brian is gray, or Lily is a lion, then Jeff moved to the office.
hypothesis: It is likely that bernhard is white, and Brian is gray.
valid_hypothesis: It is improbable that bernhard is white, and Brian is gray.
invalid_hypothesis: It is likely that bernhard is white, and Brian is gray.
hypothesis_assertion: Bernhard is white, and Brian is gray.