context: Chances are about even that Mary went to the hallway. It is highly unlikely that Lily is a lion. It is improbable that Winona is a wolf. There is almost no chance that if either Winona is a wolf, or Mary went to the hallway, then John picked up the milk. It is highly likely that if either Lily is a lion, or Mary went to the hallway, then Bernhard is white. It is probably not the case that if Mary went to the hallway, or Lily is a lion, then Brian is green.
hypothesis: It is almost certain that lily is a lion, or Mary went to the hallway.
valid_hypothesis: Chances are about even that lily is a lion, or Mary went to the hallway.
invalid_hypothesis: It is almost certain that lily is a lion, or Mary went to the hallway.
hypothesis_assertion: Lily is a lion, or Mary went to the hallway.