Anchor: Male food worker grills meat on a stick.
Entailed: The person is male.
Contradiction: The woman is grilling meat.
Contradiction: Someone is asking another person to be there by 5pm. 
Contradiction: There are two people in this picture.
Contradiction: The lion-capital of Ashoka's pillar is hidden away towards the back of the museum.
Contradiction: A person knows how to ski.