context: It is certain that Julius is green. It is likely that Winona is a mouse. There is a better than even chance that Brian is gray. It is probable that if Winona is a mouse, and Brian is gray, then Bernhard is white. There is a very good chance that if Winona is a mouse, or Brian is gray, then Gertrude is a cat. Chances are slight that if either Julius is green, or Brian is gray, then Lily is a frog.
hypothesis: It is probably not the case that either Julius is green, or Winona is a mouse.
valid_hypothesis: It is probably not the case that either Julius is green, or Winona is a mouse.
invalid_hypothesis: We believe that either Julius is green, or Winona is a mouse.
hypothesis_assertion: Either Julius is green, or Winona is a mouse.