Anchor: A man in a black vest and blue jeans is rollerskating.
Entailed: The man is rollerskating in his black vest and blue jeans.
Contradiction: A man in shorts and t-shirt rides his green bicycle down a hill.
Contradiction: The man is wearing flippers on his feet.
Contradiction: A man skateboarding.
Contradiction: A man in a black vest and blue jeans rollerskating across the country.
Contradiction: The man is skate boarding down the street.