Anchor: A skateboarder tries a courageous trick- soaring over a grocery cart poised carefully at the edge of a skate park's bowl.
Entailed: A skateboarder is doing tricks and flying around the skate park.
Contradiction: The skateboarder has no arms or legs.
Contradiction: The rise of black urban politics had no impact on the Mafia.
Contradiction: Reducing ozone levels has many benefits.
Contradiction: The dog is inside.
Contradiction: The New Testament is depicted on a retablo.