context: It is probable that Bernhard is white. Chances are slight that Daniel grabbed the milk. It is probably not the case that Brian is green. It is almost certain that if either Daniel grabbed the milk, or Brian is green, then Emily is a sheep. Chances are slight that if Daniel grabbed the milk, and Bernhard is white, then Lily is a lion. It is certain that if Daniel grabbed the milk, and Bernhard is white, then John went to the bedroom.
hypothesis: It is highly unlikely that john went to the bedroom, or Lily is a lion.
valid_hypothesis: It is highly unlikely that john went to the bedroom, or Lily is a lion.
invalid_hypothesis: Chances are about even that john went to the bedroom, or Lily is a lion.
hypothesis_assertion: John went to the bedroom, or Lily is a lion.