Anchor: A skateboarder grinds along a pipe beneath a fire escape.
Entailed: A skateboarder is near a building.
Contradiction: The skateboarder is skipping instead of skateboarding.
Contradiction: a car full of annoying teenieboppers
Contradiction: The people are playing softball.
Contradiction: There is a man watching a movie in a theater.
Contradiction: What are the ages of your girls?