context: There is little chance that Bernhard is yellow. It is improbable that Jessica is a wolf. It is likely that Brian is gray. Chances are about even that if either Bernhard is yellow, or Brian is gray, then Sandra left the apple. It is improbable that if Bernhard is yellow, and Jessica is a wolf, then Lily is a swan. Chances are about even that if Brian is gray, or Bernhard is yellow, then Mary moved to the garden.
hypothesis: There is almost no chance that bernhard is yellow, and Sandra left the apple.
valid_hypothesis: There is almost no chance that bernhard is yellow, and Sandra left the apple.
invalid_hypothesis: It is probably the case that bernhard is yellow, and Sandra left the apple.
hypothesis_assertion: Bernhard is yellow, and Sandra left the apple.