context: It is certain that Mary took the apple. It is impossible that John went to the hallway. There is a better than even chance that Yann is thirsty. It is impossible that if John went to the hallway, and Mary took the apple, then Greg is a rhino. We doubt that if Mary took the apple, and Yann is thirsty, then Julius is gray. There is little chance that if John went to the hallway, or Yann is thirsty, then Lily is a frog.
hypothesis: It is unlikely that mary took the apple, or John went to the hallway.
valid_hypothesis: It is certain that mary took the apple, or John went to the hallway.
invalid_hypothesis: It is unlikely that mary took the apple, or John went to the hallway.
hypothesis_assertion: Mary took the apple, or John went to the hallway.