context: There is little chance that Brian is gray. It is probably not the case that Bernhard is a swan. It is probably not the case that Sandra got the apple.
hypothesis: It is probably not the case that brian is gray, or Bernhard is a swan.
valid_hypothesis: It is probably not the case that brian is gray, or Bernhard is a swan.
invalid_hypothesis: It is almost certain that brian is gray, or Bernhard is a swan.
hypothesis_assertion: Brian is gray, or Bernhard is a swan.