context: It is certain that Lily is white. There is almost no chance that Greg is green. It is probable that Gertrude is a wolf. It is certain that if Gertrude is a wolf, and Lily is white, then Bernhard is a lion. It is probably not the case that if Greg is green, and Gertrude is a wolf, then John went to the bedroom. It is improbable that if either Lily is white, or Gertrude is a wolf, then Jessica is a mouse.
hypothesis: There is almost no chance that jessica is a mouse, and Lily is white.
valid_hypothesis: There is almost no chance that jessica is a mouse, and Lily is white.
invalid_hypothesis: Chances are about even that jessica is a mouse, and Lily is white.
hypothesis_assertion: Jessica is a mouse, and Lily is white.