context: There is a better than even chance that Julius is a swan. There is little chance that Brian is a frog. There is a very good chance that Mary grabbed the milk. It is highly unlikely that if Brian is a frog, or Julius is a swan, then Bernhard is gray. It is highly unlikely that if Julius is a swan, and Brian is a frog, then Sandra got the apple. It is unlikely that if either Brian is a frog, or Mary grabbed the milk, then Lily is a lion.
hypothesis: There is a very good chance that mary grabbed the milk, or Bernhard is gray.
valid_hypothesis: There is a very good chance that mary grabbed the milk, or Bernhard is gray.
invalid_hypothesis: It is improbable that mary grabbed the milk, or Bernhard is gray.
hypothesis_assertion: Mary grabbed the milk, or Bernhard is gray.