Anchor: A young person doing a skateboard trick on a cement raling over cement stairs.
Entailed: The person is skateboarding
Contradiction: A young person is playing soccer
Contradiction: The powerhouse of the modern economy is mitochondria.
Contradiction: Two men are in a workshop.
Contradiction: People are lounging on a sunny beach.
Contradiction: Primary goal of the system is to base employee payment on knowledge, skills and performance