Anchor: a man climbs a large rock.
Entailed: A man is climbing.
Contradiction: A man sits down underneath a rock.
Contradiction: Going to some of the less visited areas of Jamaica involves going through the mountains and avoiding the main route.
Contradiction: A tennis player is on the court.
Contradiction: the rock band is in the studio recording their greatest hits
Contradiction: They journeyed through the clearing to reach a larger, then smaller wood.