Anchor: Boys and men, mostly all wearing helmets, hang on to two separate cars while they ride skateboards.
Entailed: Boys and men are outside.
Contradiction: Boys and men are playing baseball.
Contradiction: The men are playing a game of baseball.
Contradiction: Boys and men don't know how to ride a skateboard.
Contradiction: The skateboarders are staying away from cars.
Contradiction: A biker gang threatens a bartender.