sentence: A large school of small fish swim in the ocean. sentence:  A seal swims in the ocean. sentence:  The scene switches to a dog scuba diving with humans. sentence:  The dog is shown with a human on a ship, with part of its scuba equipment on. sentence:  The scene returns to the dog scuba diving. sentence:  The scene changes to a cat walking around. sentence:  The cat is shown swimming and scuba diving. sentence:  The cat and dog are shown in various quick scenes together.