Anchor: A man in a black coat walking down the street.
Entailed: A man is on a street.
Contradiction: A man in a black coat is sleeping on a street.
Contradiction: The person is roller blading.
Contradiction: If you buy more tickets than someone else you have a better chance of winning a state lottery compared to them. 
Contradiction: The service cost is not regarded as a cost to the employer.
Contradiction: Six oral presentations were made at a public hearing.