context: There is a very good chance that John grabbed the milk. There is a better than even chance that Lily is white. It is almost certain that Fred went to the hallway. It is unlikely that if John grabbed the milk, and Fred went to the hallway, then Julie is in the kitchen. It is improbable that if either Lily is white, or Fred went to the hallway, then Julius is green. It is almost certain that if either Lily is white, or Fred went to the hallway, then Bernhard is a swan.
hypothesis: There is a very good chance that julius is green, or John grabbed the milk.
valid_hypothesis: There is a very good chance that julius is green, or John grabbed the milk.
invalid_hypothesis: There is little chance that julius is green, or John grabbed the milk.
hypothesis_assertion: Julius is green, or John grabbed the milk.