The shallow part is 4 feet. This depth makes the flip turn easy and possible. The pool is deeper, 6 feet, than Jing's height 5 feet 9 inches. In this Worthington pool, when Jing makes turns, Jing knows that he will not hit the bottom of the pool. Therefore, he dares to make the turn.
Batman: The Animated Series. Episode: Joker's Favor. Dr. Harleen Francis Quinzel, also known as Harley Quinn, first appeared in the Batman: The Animated Series episode Jokers Favor (episode #022, original air date: September 11, 1992) where she served as a humorous female sidekick to the Joker.
An Arkham Asylum psychiatrist, who begged and eventually convinced her superiors to treat the Joker, Dr. Harleen Quinzel became obsessively fixated on her patient, and believed herself to be in love with him. She helped him escape from confinement and took on her own criminal identity as Harley Quinn.