Ключевые слова: 2017, alert, ally, body, boy, break, careful, caution, children, city, do, drive, fall, figure, fun, kids, leaves, local, metal, notice, person, play, playground, playing, post, running, school, see, sign, signage, signal, silhouette, slow, speed, street, suburban, symbol, traffic, transportation, tree, walkway, warning, worn, yellow,