context: There is a better than even chance that Brian is gray. There is little chance that Daniel grabbed the milk. It is unlikely that Yann is tired. It is highly likely that if Brian is gray, or Daniel grabbed the milk, then Jason is bored. It is likely that if Yann is tired, and Daniel grabbed the milk, then Bernhard is white. There is a better than even chance that if Brian is gray, and Daniel grabbed the milk, then Lily is gray.
hypothesis: There is a better than even chance that either Brian is gray, or Bernhard is white.
valid_hypothesis: There is a better than even chance that either Brian is gray, or Bernhard is white.
invalid_hypothesis: There is almost no chance that either Brian is gray, or Bernhard is white.
hypothesis_assertion: Either Brian is gray, or Bernhard is white.