Anchor: Two teen guys are doing skateboard tricks at a skate park.
Entailed: There are people skating
Contradiction: There are people watching others skate
Contradiction: A woman plays the clarinet.
Contradiction: Our town is considered to be a rural area.
Contradiction: The cook did not prepare food.
Contradiction: Because you already have six tomatoes that you pulled it doesn't do you any good when someone brings you another six.