Anchor: A person wearing full biker gear is riding a BMX bike over hilly terrain.
Entailed: A person is wearing a full set of biker gear.
Contradiction: The person is riding a motorcycle.
Contradiction: San'doro told the people he didn't have time to help.
Contradiction: The players play hockey
Contradiction: The Palos Verdes peninsula is a poor place to view the ocean because the road is ringed by tall fences.
Contradiction: A man is reading a book.