Anchor: Several people are sitting on a park bench at the playground.
Entailed: There are people outdoors.
Contradiction: There are people watching TV inside.
Contradiction: Four white women are sitting.
Contradiction: They wanted some gray to paint the trim and they had a problem with it. 
Contradiction: The site was the altar where Abraham sacrificed Issac.
Contradiction: Ours have done nothing  so far this year.