Complex sentence: When they get to the Arctic, they spot the polar bear, and the player sets off to swim to its location, with the help of the players dolphin partner while swimming the player uses their dolphin's speed to avoid a Greenland Shark.
Split into simpler sentences: When they get to the Arctic, they spot the polar bear, and the player sets off to swim to its location. With the help of the player's dolphin partner, while swimming the player uses their dolphin's speed to avoid a Greenland Shark.