Ключевые слова: across, blue, business, car, crossing, crosswalk, direction, directional, drive, go, guidance, highway, indicate, law, machine, man, men, metal, motion, old surface, passing, pedestrian, people, pointer, protection, reflect, reflection, right, ripples, road, signs, sky, stick, streets, symbols, traffic, walk, walking, water, waves pure, way, white, zebra,