Ключевые слова: abstract, backdrop, background, barrier, black, border, chain, chained, closeup, design, detain, dimensional, enclose, enclosure, fence, grate, gray, grey, grid, grunge, iron, isolated, jail, keep, lattice, link, linkage, mesh, metal, metallic, net, pattern, penal, pow, prison, prisoner, rusty, security, shape, sharp, silhouette, steel, strong, system, texture, tile, wall, white, wire,