context: There is a very good chance that Mary dropped the apple. There is little chance that Sumit is thirsty. It is certain that Gertrude is a mouse. It is impossible that if either Gertrude is a mouse, or Sumit is thirsty, then Bernhard is green. It is impossible that if either Sumit is thirsty, or Mary dropped the apple, then Fred moved to the office. There is a very good chance that if Mary dropped the apple, or Gertrude is a mouse, then John picked up the milk.
hypothesis: It is probably the case that sumit is thirsty, and Gertrude is a mouse.
valid_hypothesis: It is improbable that sumit is thirsty, and Gertrude is a mouse.
invalid_hypothesis: It is probably the case that sumit is thirsty, and Gertrude is a mouse.
hypothesis_assertion: Sumit is thirsty, and Gertrude is a mouse.