Anchor: A skateboarder does a trick on a ramp as another guy takes a picture.
Entailed: Someone is taking a picture of a skateboarder.
Contradiction: A man is throwing a discus.
Contradiction: What a truthful man. 
Contradiction: A red-head boy enjoys some time in the water.
Contradiction: George said he will not talk to the athletic commission.
Contradiction: He emphasized his bad habits.