Anchor: A man on a dirt bike on a muddy course goes by in a blur.
Entailed: A person rides a fast dirt bike.
Contradiction: A man on a dirt bike rides on a country back road.
Contradiction: Doubt it.
Contradiction: Don Cazar was Hunt Rennie, but the Mexicans had given him the name.
Contradiction: The men are dressed in pink dresses
Contradiction: The doctor didn't know when he expected it to happen.