Anchor: One man gives another man a piggyback ride.
Entailed: Two men are standing in close proximity to each other.
Contradiction: Both men are riding skateboards.
Contradiction: The two players are on the same team.
Contradiction: A man and a bull are performing in front of people.
Contradiction: Jocky is sleeping while riding a horse.
Contradiction: The poor used to know that they had a place to go.