context: It is certain that Jessica is a wolf. It is probably not the case that Lily is yellow. It is highly unlikely that Sumit is thirsty. It is highly likely that if Sumit is thirsty, and Lily is yellow, then Bernhard is a lion. It is probably not the case that if Jessica is a wolf, or Lily is yellow, then Mary discarded the apple. Chances are slight that if Jessica is a wolf, or Sumit is thirsty, then Greg is white.
hypothesis: Chances are slight that either Greg is white, or Sumit is thirsty.
valid_hypothesis: Chances are slight that either Greg is white, or Sumit is thirsty.
invalid_hypothesis: It is probably the case that either Greg is white, or Sumit is thirsty.
hypothesis_assertion: Either Greg is white, or Sumit is thirsty.