Anchor: The mountain biker is descending the hill on a woodland trail.
Entailed: A biker is speeding down a trail.
Contradiction: A biker is riding through a volcano.
Contradiction: The boy is crawling on his hands and knees.
Contradiction: They had a look on their face.
Contradiction: A dog licks his nose in the desert.
Contradiction: Five men are riding a boat through a river