Anchor: A person rollerskating while wearing knee-pads, helmet, and wrist-guards.
Entailed: A person with safety gear is skating.
Contradiction: A person rollerskating without safety gear.
Contradiction: A bunch of people and cars are seen from the inside of a helicopter.
Contradiction: Someone is surfing.
Contradiction: The temple is on the east side of Chinatown, south of city hall.
Contradiction: Men are using electronic devices