Anchor: Two people are diving over a couple of logs.
Entailed: People are diving over logs.
Contradiction: People run a marathon.
Contradiction: Hang on to it, winter is around the corner.
Contradiction: Two animals are running around.
Contradiction: I will avoid Scotland Yard if I want to survive.
Contradiction: Her car was fired at and the projectile lodged itself in the upholstery of the car, right behind her head.