Ключевые слова: against, background, bar, block, blue, border, captive, chain, children, club, contain, discriminate, edge, escape, exclude, exclusive, fence, forbid, forbidden, frame, freedom, gray, green, grey, hold, home, house, improvement, interlocking, keep, link, linking, lock, metal, pattern, pole, privacy, private, protect, protection, repeat, safe, safety, security, sky, steel, support, trap, twisted, wire,