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