context: Chances are about even that Fred went to the bedroom. It is highly unlikely that Julius is green. It is probable that Lily is a lion.
hypothesis: It is certain that either Fred went to the bedroom, or Lily is a lion.
valid_hypothesis: Chances are about even that either Fred went to the bedroom, or Lily is a lion.
invalid_hypothesis: It is certain that either Fred went to the bedroom, or Lily is a lion.
hypothesis_assertion: Either Fred went to the bedroom, or Lily is a lion.