context: It is probably the case that Julius is gray. It is probably not the case that Sandra grabbed the apple. There is almost no chance that Winona is a wolf. Chances are about even that if Julius is gray, or Winona is a wolf, then Mary moved to the office. There is almost no chance that if either Julius is gray, or Sandra grabbed the apple, then Bill put down the milk. It is improbable that if either Winona is a wolf, or Sandra grabbed the apple, then Lily is a lion.
hypothesis: It is likely that julius is gray, and Lily is a lion.
valid_hypothesis: There is almost no chance that julius is gray, and Lily is a lion.
invalid_hypothesis: It is likely that julius is gray, and Lily is a lion.
hypothesis_assertion: Julius is gray, and Lily is a lion.