Anchor: Outside, the courtyard is paved in limestone tram-setts from the streets of Old Dublin.
Entailed: Old Dublin streets were paved in limestone.
Contradiction: The courtyard is paved in granite.
Contradiction: Adrin stopped and turned back to where he had come from. 
Contradiction: There is a Stone Age site on Lamma Island.
Contradiction: A dog swims in the ocean.
Contradiction: The person is playing music.