Anchor: A boy is riding a skateboard down a slope that leads from a bridge to the street below.
Entailed: a skateboarder is on a hill going toward a street.
Contradiction: a biker is going up a slope away from an overpass.
Contradiction: Where did you do it? asked Stark.
Contradiction: The site is lush adn beautiful.
Contradiction: The woman is standing.
Contradiction: Reducing electricity is good for the environment.