Ключевые слова: abstract, background, barbed, barrier, border, boundary, breach, break, cage, chainlink, closeup, construction, crime, danger, decoration, design, diminishing, escape, fence, forbidden, frame, freedom, grate, gray, green, grid, industrial, isolated, mesh, metal, metallic, net, netting, old, perspective, point, prison, protection, rod, security, shape, silhouette, steel, texture, textured, view, wall, white, wire,