Anchor: Two people are swimming in a large pool surrounding by beach chairs.
Entailed: Some people are near swimming.
Contradiction: Some people are near a swamp.
Contradiction: I would not advise you to go into a 401k because it is a terrible way to save money. 
Contradiction: A man is squatting behind a row of small trees
Contradiction: The stars embedded in the pavement are dedicated to the stars in the galaxy.
Contradiction: An analysis showed that heavy drinkers were helped by an intervention.