Anchor: His head was tilted back and nasty laughter was booming through the air of the little office.
Entailed: His head was leaning back slightly and he was laughing nastily.
Contradiction: The office is very, very large, making his laughter drown out.
Contradiction: The workers are driving trucks.
Contradiction: The soccer player is on the field with a ball.
Contradiction: A man is running the bases after hitting a home run.
Contradiction: Mulptle people are outside, including three children and a pair of lovers.