context: There is a better than even chance that Bill went to the kitchen. It is highly likely that Bernhard is a swan. We believe that Julius is a frog. It is improbable that if Bernhard is a swan, and Bill went to the kitchen, then Brian is gray. We doubt that if either Julius is a frog, or Bernhard is a swan, then Lily is green. There is little chance that if either Bill went to the kitchen, or Julius is a frog, then Mary picked up the apple.
hypothesis: It is highly likely that bernhard is a swan, or Lily is green.
valid_hypothesis: It is highly likely that bernhard is a swan, or Lily is green.
invalid_hypothesis: It is impossible that bernhard is a swan, or Lily is green.
hypothesis_assertion: Bernhard is a swan, or Lily is green.