sentence: A black screen is visible and white words begin to appear. sentence: Next,there's a line of ten boys standing together behind a rope outside in a large grassy field. sentence: The boys form a circle and begin leaning to the left in a lounge position to exercise. sentence: When they are finished,they begin pulling tug of war and the man on the left side with black suit wins. sentence: Another group of boys are shown and they begin crouching down in effort to win the game.