context: It is improbable that Brian is gray. It is likely that Lily is yellow. It is probably not the case that Julius is a rhino.
hypothesis: It is improbable that brian is gray, or Lily is yellow.
valid_hypothesis: We believe that brian is gray, or Lily is yellow.
invalid_hypothesis: It is improbable that brian is gray, or Lily is yellow.
hypothesis_assertion: Brian is gray, or Lily is yellow.