Ключевые слова: ad, animals, announce, announcement, away, barrier, boundary, cage, cross, danger, dangerous, direction, do, don, dont, enclosure, exclamation, fence, gate, hazard, information, keep, nature, note, notice, out, please, point, pointer, post, poster, protection, safe, safety, sign, stop, symbol, t, text, unsafe, warning, wild, wire, zone,