A large group of children, likely students, is gathered outdoors

A large group of children, likely students, is gathered outdoors. Many are standing while others are sitting or kneeling on the ground. They wear various colors of clothing, including blue, green, yellow, and red, some appear to be school uniforms. Several adults are present, standing among or behind the children. The setting appears to be a schoolyard or a similar open space, with a tree providing shade. The ground is sandy and bare. The overall atmosphere seems relaxed, though the children look somewhat attentive. The image suggests a gathering or assembly of some kind.