Prompt: The image presents a vast desert with rolling sand dunes. In the distant sky, isolated soot drifts across the empty desert, creating a lonely and mysterious scene. The soot is depicted in a light gray or light blue color, floating lightly on the edge of the desert.The river flows through the desert from one side of the picture, wide and surging. Under the setting sun, the entire surface of the river glows with a warm orange-red color, creating a brilliant light. The flow of the river is depicted as a streamlined shape, emphasizing its dynamism and vitality.At the far end of the picture, a towering stork building can be depicted. The building can be clearly outlined with dark lines, contrasting with the sky and desert. The presence of the stork's building adds a touch of humanity that mirrors the magnificence of nature.The entire image is colored in warm tones, such as orange-red, yellow and brown, creating a warm and serene atmosphere. Through the use of lines and colors, the desolation and magnificence of the desert is emphasized, as well as the vastness and grandeur of the setting sun on the long river.