Anchor: A female with her bicycle sits on the concrete.
Entailed: A woman is sitting on the concrete with her bicycle.
Contradiction: A woman is green is running in a race.
Contradiction: I know what it was: they slipped in through the open back door.
Contradiction: A football team in red uniforms is congratulating their teammates in front of a crowd.
Contradiction: There's no health care, so it doesn't matter. 
Contradiction: A boy is hitting a piata.