Ключевые слова: abstract, background, barbed, barrier, border, boundary, break, building, burglary, cage, close, closeup, construction, crime, design, detail, diagonal, diminishing, durable, fence, forbidden, frame, freedom, gray, green, grid, industrial, industry, iron, mesh, metal, metallic, net, pattern, perspective, point, prison, protection, rack, resist, security, shape, silhouette, steel, store, strong, texture, white, window, wire,