context: It is probably not the case that Bernhard is a frog. There is almost no chance that John went to the bedroom. There is a better than even chance that Jessica is a wolf. Chances are about even that if Jessica is a wolf, or John went to the bedroom, then Mary dropped the milk. It is unlikely that if John went to the bedroom, or Bernhard is a frog, then Gertrude is a cat. Chances are about even that if Jessica is a wolf, and John went to the bedroom, then Lily is a lion.
hypothesis: It is highly likely that john went to the bedroom, or Lily is a lion.
valid_hypothesis: There is almost no chance that john went to the bedroom, or Lily is a lion.
invalid_hypothesis: It is highly likely that john went to the bedroom, or Lily is a lion.
hypothesis_assertion: John went to the bedroom, or Lily is a lion.