Prompt: The image, created with Octane and illuminated by natural light, dazzles with its artistic and lifelike quality. It portrays a river flowing through a verdant valley, where a sheet of music drifts along, a digital painting by Sylvain Sarrailh, 4k vertical wallpaper, a profusion of flowers in the lush valley, only hues of blue, green and red, a blissful setting as a wallpaper, a splendid art in uhd 4k, oil painting. The image captures the movement and emotion of the scene, using hyper-realistic details and cinematic effects. It also showcases the skill and talent of the artist, who was able to create such a masterpiece.