context: It is unlikely that Lily is white. We doubt that Bernhard is gray. It is probably not the case that Julius is a rhino. It is probable that if either Julius is a rhino, or Lily is white, then John moved to the office. It is improbable that if either Bernhard is gray, or Lily is white, then Greg is a swan. There is little chance that if Bernhard is gray, and Lily is white, then Bill went to the garden.
hypothesis: It is probably not the case that either Bernhard is gray, or Julius is a rhino.
valid_hypothesis: It is probably not the case that either Bernhard is gray, or Julius is a rhino.
invalid_hypothesis: There is a very good chance that either Bernhard is gray, or Julius is a rhino.
hypothesis_assertion: Either Bernhard is gray, or Julius is a rhino.