Anchor: A horse with a rider on top are jumping over a fence in a equestrian event.
Entailed: A rider is at an equestrian event.
Contradiction: An airplane is flying over the Rocky Mountains.
Contradiction: Well, I hate being outside, so I don't like gardening.
Contradiction: A horse bucks it's rider.
Contradiction: People are eating paint.
Contradiction: A woman is dancing with a pole.