Anchor: A woman rides a bike on a dirt path.
Entailed: A woman is riding a bike.
Contradiction: A man is driving a car.
Contradiction: One man walks through an empty city looking for a bottle of water to buy.
Contradiction: The two people are working near a building.
Contradiction: The doors are made from gold.
Contradiction: An automobile might have a cellular-linked PC brain box in it some day.