context: Chances are slight that Sandra grabbed the milk. There is a very good chance that Bernhard is a lion. Chances are about even that Lily is a frog. There is a very good chance that if Bernhard is a lion, and Sandra grabbed the milk, then Winona is a wolf. It is unlikely that if Lily is a frog, and Sandra grabbed the milk, then Julius is white. It is highly likely that if Bernhard is a lion, or Sandra grabbed the milk, then Greg is green.
hypothesis: Chances are slight that sandra grabbed the milk, or Winona is a wolf.
valid_hypothesis: Chances are slight that sandra grabbed the milk, or Winona is a wolf.
invalid_hypothesis: It is almost certain that sandra grabbed the milk, or Winona is a wolf.
hypothesis_assertion: Sandra grabbed the milk, or Winona is a wolf.