Ключевые слова: abstract, art, background, barbed, barrier, black, border, cage, chain, chained, chainlink, close, concept, design, detail, fence, freedom, grid, grunge, guard, hope, industrial, industry, iron, jail, light, mesh, metal, metallic, pattern, prison, protection, rusty, safety, security, shadow, space, steel, texture, wall, wire, wired,