Ключевые слова: abstract, back, backdrop, background, barb, barbed, barricade, barrier, black, boundary, brutal, chain, crime, criminal, cut, danger, dangerous, defense, drawing, element, escape, fence, frame, guard, hole, isolated, jail, line, metal, prevention, prison, protect, protection, razor, razorwire, road, scene, secure, security, sharp, steel, symbol, trespass, urban, war, watch, white, wire,