Anchor: It was suggested, and the poison very carefully instilled, by a past-master in the art.
Entailed: The poison was created by a master of chemistry.
Contradiction: The poison was created by an idiot
Contradiction: Chances are that it's there.
Contradiction: A wet boy runs.
Contradiction: I doubt that he did it.
Contradiction: Brightly dressed cild stands on a snowy ledge.