Ключевые слова: abstract, architecture, background, baluster, balustrade, banister, basement, brown, building, college, concept, concrete, construction, corridor, design, direction, directly, dirty, dorm, down, downstairs, emergency, floor, go, hall, handrail, illumination, indoor, inside, interior, lamp, light, modern, office, orange, perspective, rendering, smooth, stair, step, structure, subway, texture, tunnel, underground, urban, wall, warm, white, yellow,