Anchor: skateboarder "Popping a wheelie" near the water.
Entailed: A skater is outside.
Contradiction: A skateboarder is doing a "360" near the pond.
Contradiction: Skateboarder eating cheeseburgers in McDonalds
Contradiction: A skateboarder takes a break, laying in the sun.
Contradiction: The skateboarder sat on the couch and watched televsion.
Contradiction: A skater is laying on the ground.