context: It is almost certain that Sumit is thirsty. Chances are about even that Greg is a lion. There is a very good chance that John went to the garden. It is certain that if Sumit is thirsty, and Greg is a lion, then Bill left the milk. There is almost no chance that if Greg is a lion, or Sumit is thirsty, then Lily is white. It is highly likely that if Greg is a lion, or John went to the garden, then Mary dropped the apple.
hypothesis: Chances are about even that greg is a lion, and Sumit is thirsty.
valid_hypothesis: Chances are about even that greg is a lion, and Sumit is thirsty.
invalid_hypothesis: It is highly unlikely that greg is a lion, and Sumit is thirsty.
hypothesis_assertion: Greg is a lion, and Sumit is thirsty.