Anchor: Two children in hats play in an open, rocky field.
Entailed: The children are playing in a rocky field.
Contradiction: The children are at home eating lunch.
Contradiction: She kept on making passes, but frowned at him fiercely.
Contradiction: The child has a frisbee.
Contradiction: She never does any of those things you are talking about.
Contradiction: A football team is playing.