Anchor: A man talking on a cellphone near a building.
Entailed: A man is talking on a cellphone.
Contradiction: A woman is talking to her friend near a building.
Contradiction: Nobody is competing.
Contradiction: The chemist sent out a box without his name printed on it. 
Contradiction: people walking on the beach
Contradiction: Here is a link to the most self-indicting statements found by the historian team.