Anchor: Kid in jean shorts uses a skateboard to jump over a cameraman while other skateboarders and cameramen watches.
Entailed: There are people with skates.
Contradiction: Skateboarders are swimming in the ocean.
Contradiction: Kid jumps over a cameraman using rollerblades.
Contradiction: A group of kids do tricks on bicycles.
Contradiction: The kid was wearing cargo shorts.
Contradiction: Nobody has shorts.