context: There is almost no chance that Julius is white. There is almost no chance that John left the apple. It is probably not the case that Greg is yellow. It is improbable that if either Greg is yellow, or Julius is white, then Lily is a swan. There is little chance that if Julius is white, and John left the apple, then Sandra grabbed the milk. It is unlikely that if John left the apple, and Julius is white, then Mary went to the hallway.
hypothesis: It is highly unlikely that julius is white, or John left the apple.
valid_hypothesis: It is highly unlikely that julius is white, or John left the apple.
invalid_hypothesis: It is likely that julius is white, or John left the apple.
hypothesis_assertion: Julius is white, or John left the apple.