Ключевые слова: access, alert, attention, background, barrier, brick, car, caution, circle, circular, danger, design, driving, enter, entrance, entry, forbidden, green, halt, house, icon, metal, no, nobody, object, prohibited, red, restriction, road, roadside, roadsign, round, rule, safety, sign, signal, sky, stop, street, summer, symbol, traffic, transport, transportation, tree, urban, vertical, warning, way, white,