Ключевые слова: area, army, background, barb, barbed, barbed wire, barrier, border, boundary, cage, camp, chain, construction, created with artificial intelligence, crime, criminal, danger, defense, fence, forbidden, freedom, gaol, guard, horizontal, illustration, iron, isolated, jail, link, metal, metallic, military, prison, private, protection, razor, safety, secure, security, sharp, silhouette, spike, steel, twisted, war, white, wire, zone,