Anchor: A man on a bike pulling on the harness of a horse being ridden by someone.
Entailed: There is a man on a bike and a person on a horse.
Contradiction: Two people are riding the horse.
Contradiction: A woman is vacuuming
Contradiction: the boy was playing outside
Contradiction: The open trading program gives power plants no flexibility to pick how they meet their reductions.
Contradiction: Mandates are accounting for an increasing amount of GAO's workload.