Anchor: He tried to break free, but there was no escape.
Entailed: He attempted to break free but could not. 
Contradiction: He easily broke free and ran away. 
Contradiction: The man is standing next to the car.
Contradiction: The baseball players slide into the base.
Contradiction: Three men work in a small office.
Contradiction: The church across the sands proved highly dangerous to travelers and the bridge from the island to the mainland was not built until 1874.