: generate a full-page, light greyscale, realistic simple line art adult coloring book page featuring A pattern of concentric circles. The line art should emphasize clean, crisp lines with varying thickness to create depth and contrast. The grayscale should remain light with high contrast with the minimum gray color as possible, shades of gray must be replaced with white, allowing for easy shading and blending, and encourage the colorist to experiment with their own color palettes. Any possible scene objects like Vegetation, rooftops, windows, etc must be white. People and animals should be realistic following the simple line art style. This coloring page should relaxing and engajing experience for adults, encouraging creativity and stress relief --no shadows, shades of gray, blurred objects, small details, dark --q 2 --ar 85:110