Ключевые слова: allowed, attention, ban, banner, beach, board, button, caution, danger, dangerous, diving, dont, duty, forbid, forbidden, hazard, information, label, lake, lifeguard, no, not, placard, pool, prohibit, prohibition, public, regulation, restricted, restriction, river, road, roadsign, rule, safe, safety, sea, security, shore, sign, signpost, sport, stop, swim, swimmer, symbol, wading, warning, water, wave,