context: We doubt that Bernhard is gray. There is little chance that John went to the hallway. It is certain that Julius is a rhino.
hypothesis: We doubt that either Julius is a rhino, or Bernhard is gray.
valid_hypothesis: There is a very good chance that either Julius is a rhino, or Bernhard is gray.
invalid_hypothesis: We doubt that either Julius is a rhino, or Bernhard is gray.
hypothesis_assertion: Either Julius is a rhino, or Bernhard is gray.