context: There is a better than even chance that Winona is a wolf. There is a very good chance that Bernhard is green. It is improbable that Lily is a swan. It is probable that if either Bernhard is green, or Lily is a swan, then Julius is green. Chances are about even that if Lily is a swan, and Bernhard is green, then Greg is a frog. There is a very good chance that if Bernhard is green, and Lily is a swan, then John got the apple.
hypothesis: There is little chance that lily is a swan, or Greg is a frog.
valid_hypothesis: There is little chance that lily is a swan, or Greg is a frog.
invalid_hypothesis: It is probable that lily is a swan, or Greg is a frog.
hypothesis_assertion: Lily is a swan, or Greg is a frog.