Anchor: Two professional soccer players are playing with a ball on the field.
Entailed: Two soccer players with a ball.
Contradiction: Two soccer players prepare to enter the game on the sidelines.
Contradiction: A group of police sitting in a coffee shop.
Contradiction:  A white dog with black spots plays in the sand.
Contradiction: A man in a tuxedo sits on a rock
Contradiction: I think you might be a teacher?