Ключевые слова: accident, advice, alarm, alerting, attention, background, ban, banned, banner, beach, board, caution, danger, dangerous, do, forbidden, hazard, icon, information, label, lake, lifeguard, no, not, ocean, outdoor, post, prohibited, prohibition, protection, red, regulation, restriction, risk, safety, sand, sea, security, sign, signpost, sky, stop, swim, swimmer, swimming, symbol, travel, warning, water, wave,