Anchor: 1 man standing and several people sitting down waiting on a subway train.
Entailed: People waiting.
Contradiction: A group of dogs chase a cat.
Contradiction: Kids are getting in a fight.
Contradiction: It's a great cat.
Contradiction: A person is riding a motorbike down a dirt hill on a planet in the Andromeda galaxy.
Contradiction: Two means are working in the forest.