context: It is likely that Julius is green. There is little chance that Mary dropped the milk. There is a better than even chance that Lily is a swan. There is almost no chance that if either Julius is green, or Lily is a swan, then Bernhard is gray. It is almost certain that if either Julius is green, or Mary dropped the milk, then John went to the hallway. Chances are about even that if Lily is a swan, and Julius is green, then Brian is a rhino.
hypothesis: It is almost certain that lily is a swan, and John went to the hallway.
valid_hypothesis: Chances are about even that lily is a swan, and John went to the hallway.
invalid_hypothesis: It is almost certain that lily is a swan, and John went to the hallway.
hypothesis_assertion: Lily is a swan, and John went to the hallway.