context: It is highly likely that Brian is green. We doubt that Bernhard is a swan. It is probable that Gertrude is a cat. There is almost no chance that if Brian is green, or Gertrude is a cat, then Bill put down the milk. It is highly likely that if Brian is green, and Gertrude is a cat, then Lily is a rhino. It is probably the case that if Bernhard is a swan, or Gertrude is a cat, then Greg is gray.
hypothesis: There is a better than even chance that lily is a rhino, and Brian is green.
valid_hypothesis: There is a better than even chance that lily is a rhino, and Brian is green.
invalid_hypothesis: It is improbable that lily is a rhino, and Brian is green.
hypothesis_assertion: Lily is a rhino, and Brian is green.