context: It is highly likely that Sumit is thirsty. It is likely that Greg is a lion. There is little chance that Mary dropped the apple. Chances are slight that if Sumit is thirsty, and Mary dropped the apple, then Fred is in the school. It is unlikely that if Sumit is thirsty, or Mary dropped the apple, then Julius is gray. It is likely that if Sumit is thirsty, or Greg is a lion, then Brian is a rhino.
hypothesis: We doubt that brian is a rhino, or Sumit is thirsty.
valid_hypothesis: It is almost certain that brian is a rhino, or Sumit is thirsty.
invalid_hypothesis: We doubt that brian is a rhino, or Sumit is thirsty.
hypothesis_assertion: Brian is a rhino, or Sumit is thirsty.