Anchor: A street performer is performing with a bike in the foreground.
Entailed: A bike is in front of a person.
Contradiction: A person rides a bike in a race.
Contradiction: He just left by himself. 
Contradiction: A man is performing a motorcycle jump.
Contradiction: An Asian man is painting a wall.
Contradiction: Sometimes a rich-fleshed mackerel called the Caballa, is available smoked.