premise: A young girl in a riding outfit is sitting on a horse holding a teddy bear. hypothesis: The girl is riding a horse.
entailment: IN THIS SENTENCE IT EXPLAINS SITTING ON THE HORSE IS EQUAL TO RIDING  A HORSE.|entailment: Because the girl is sitting on a horse, it could be said that she is also riding the horse as well.|entailment: girl in a riding outfit is sitting on a horse so she should be riding a horse.