group of young boys, likely students, lying prone on a blue and yellow mat in what appears to be a gymnasium or sports training facility

group of young boys, likely students, lying prone on a blue and yellow mat in what appears to be a gymnasium or sports training facility. The boys are wearing blue t-shirts and shorts or athletic pants. They are positioned in a line, with their heads facing away from the camera and their bodies extended on the floor. Some boys have their arms extended forward, while others have their arms bent at the elbows, with their hands near their heads or shoulders, suggesting they might be performing a physical exercise like a plank or a form of calisthenics. The environment includes gym equipment in the background, such as weight machines, a punching bag, and hanging ropes, as well as motivational posters or banners on the walls. The lighting suggests daytime, and the overall atmosphere seems to be one of structured physical activity.