Anchor: A group of friends sit on rocks and pose for a picture.
Entailed: The group are outside.
Contradiction: The group of friends are sitting down for pizza.
Contradiction: The boy is painting his face and the woman is holding a mirror.
Contradiction: The man is playing music
Contradiction: I never worked as a teacher at any point during my life. 
Contradiction: A woman with a pink backpack walking along a busy street.