Anchor: A man in action strikes a tennis ball.
Entailed: A man hits a tennis ball.
Contradiction: People are sitting quietly reading.
Contradiction: All of the porcelain here was imported directly from China in 1760.
Contradiction: You can take a ride on a camel so ask the camel drivers near the entry to the mosque.
Contradiction: It used to be true in Du Bois' time, but not anymore.
Contradiction: There is a person outdoors.