Anchor: A woman tries to cross the road before a man on a red scooter.
Entailed: The man is riding a scooter
Contradiction: The woman is swimming in her neighbors pool
Contradiction: There are men saluting an air force office.
Contradiction: Well-chosen federal spending for infrastructure, education, and R&D can enhance productivity. 
Contradiction: St. Mark's is the only surviving gate from the old city walls.
Contradiction: There are people fixing an object.