Anchor: A man working on the computer.
Entailed: A person is working.
Contradiction:  A man working on his car.
Contradiction: Customs won't have to do much in light of the minimal changes to the external environment.
Contradiction: We work for a computer company on how to present the image with outdated equipment that is obsolete.
Contradiction: a man does a duck face
Contradiction: A man is wearing a sweatshirt