Ключевые слова: ai, black and white, brown, closeup, concentric circles, contrast, contrast concept, core, cracked background, cracked texture, cracks, crosssection, cut, dark, deep, detailed pattern, end cut, end grain, flat surface, generative, grain, gray background, gray scale, growth, history, lumber, organic, part, pattern, ring pattern, rough, sawed wood, section, surface, textured, timber, tree ring pattern, tree rings, tree section, tree stump, wall, warm background, wood aged, wood background, wood textures, wooden,