sentence: A young female dressed in a white jersey and purple shorts is standing on the edge of a pool stretching. sentence: The screen then flashes between several girls as they prepare to jump dive in the water. sentence: Several girls are then shown deep underwater doing a shimmy motion and then back stroking in the pool. sentence: One female then begins breast stroking,waves to the camera and then gets out. sentence: Two other girls then stand side by side on the outside of the pool and jump in together and race to the other side of the pool.