context: We doubt that Lily is green. We doubt that Mary took the apple. It is improbable that Bernhard is gray. It is probable that if Lily is green, and Bernhard is gray, then Greg is a lion. There is a very good chance that if Mary took the apple, and Lily is green, then Gertrude is a mouse. It is probable that if either Mary took the apple, or Bernhard is gray, then John left the apple.
hypothesis: We doubt that either Gertrude is a mouse, or Mary took the apple.
valid_hypothesis: We doubt that either Gertrude is a mouse, or Mary took the apple.
invalid_hypothesis: It is probably the case that either Gertrude is a mouse, or Mary took the apple.
hypothesis_assertion: Either Gertrude is a mouse, or Mary took the apple.