blur haze, grayscale, out of focus, human, people, rain, raindrops, sun, moon, star, water, car, bicycle, cloudchimney, mountain, defective twisted fracture deformed handrail, the horn of the eave, the horn of the ridge roof, complex roof, poor superstructure, txt, logo, username, watermark, signature, frame, clipping, characters, strange, duplicate, disproportion, float, ugly, deformed, noisy, blurry, distorted, grainy, 