context: It is improbable that Lily is a lion. We doubt that John left the milk. Chances are slight that Mary picked up the milk. There is almost no chance that if either Lily is a lion, or John left the milk, then Brian is gray. It is improbable that if John left the milk, or Mary picked up the milk, then Winona is a wolf. It is improbable that if either Mary picked up the milk, or John left the milk, then Bernhard is white.
hypothesis: It is highly unlikely that winona is a wolf, or Bernhard is white.
valid_hypothesis: It is highly unlikely that winona is a wolf, or Bernhard is white.
invalid_hypothesis: We believe that winona is a wolf, or Bernhard is white.
hypothesis_assertion: Winona is a wolf, or Bernhard is white.