Ключевые слова: abstract, angle, architecture, background, backlight, backlit, barrier, bars, bent, black, blue, close, corner, decorative, defense, edge, enclosed, fence, fencing, forged, forging, grid, halo, hedge, horizontal, iron, line, lines, metal, outdoors, outside, parallel, pointed, pole, post, protection, railing, row, safety, secure, security, separation, shaped, sharp, sky, spike, spiked, steel, strength, strong, sun, sunlight, tip, tipped, vertical, welded, wrought,