Anchor: The town center is a curious tangle of winding streets, laid out that way, some say, to confound enemies.
Entailed: It is said that the town's curious tangle of winding streets was designed to confuse enemies. 
Contradiction: The town center is laid out in a grid with mathematical precision. 
Contradiction: the boy is sleeping at home
Contradiction: The animal is going along the path.
Contradiction: A female surfer and his cat walk down the beach
Contradiction: China is a rising power that could compete with America in the next century.