context: We doubt that Bill went to the garden. It is highly unlikely that Gertrude is a wolf. There is little chance that Greg is green. It is almost certain that if Gertrude is a wolf, and Greg is green, then Winona is a mouse. It is probably not the case that if Greg is green, or Bill went to the garden, then Lily is a lion. It is probably not the case that if Gertrude is a wolf, and Bill went to the garden, then John discarded the apple.
hypothesis: It is probably the case that bill went to the garden, or Lily is a lion.
valid_hypothesis: It is unlikely that bill went to the garden, or Lily is a lion.
invalid_hypothesis: It is probably the case that bill went to the garden, or Lily is a lion.
hypothesis_assertion: Bill went to the garden, or Lily is a lion.