a mid long view of a beautiful modern street scene, realistic, in a Futuristic metropolis square, summer afternoon bright natural lights, in the center of the square, a little girl is dancing, a cute robot is playing a guitar, in the sides, a few modern young ladies and 2 robotic policemen, at the right bottom of this image, written "Chengdu, China, 2044", 16k Resolution, Ray Tracing , --ar 16:9