Anchor: Three helmeted bikers examining a bike's wheel outdoors in the gravel at a recreational area.
Entailed: Three people are wearing helmets.
Contradiction: Three people are looking at a skateboard.
Contradiction: They can only visit a site once, and move on the others.
Contradiction: The boundary between Kowloon and the New Territories is marked by Boundary Street.
Contradiction: A woman is sitting.
Contradiction: There are people in the market.