context: Chances are slight that Daniel grabbed the milk. It is highly likely that Julius is a swan. It is improbable that Lily is a rhino. There is a very good chance that if Julius is a swan, and Lily is a rhino, then Bernhard is a frog. It is probable that if either Daniel grabbed the milk, or Lily is a rhino, then Mary moved to the office. It is improbable that if Daniel grabbed the milk, or Julius is a swan, then Fred is in the kitchen.
hypothesis: There is a better than even chance that mary moved to the office, and Lily is a rhino.
valid_hypothesis: It is highly unlikely that mary moved to the office, and Lily is a rhino.
invalid_hypothesis: There is a better than even chance that mary moved to the office, and Lily is a rhino.
hypothesis_assertion: Mary moved to the office, and Lily is a rhino.