context: It is certain that Gertrude is a wolf. There is a very good chance that Lily is a frog. There is almost no chance that Brian is white. It is certain that if either Brian is white, or Gertrude is a wolf, then Bernhard is yellow. It is highly unlikely that if either Lily is a frog, or Gertrude is a wolf, then Daniel took the football. There is a very good chance that if Brian is white, and Gertrude is a wolf, then Greg is a swan.
hypothesis: There is almost no chance that gertrude is a wolf, or Bernhard is yellow.
valid_hypothesis: It is certain that gertrude is a wolf, or Bernhard is yellow.
invalid_hypothesis: There is almost no chance that gertrude is a wolf, or Bernhard is yellow.
hypothesis_assertion: Gertrude is a wolf, or Bernhard is yellow.