Ключевые слова: abstract, abstraction, aiming, asphalt, attention, background, belts, broken, city, coating, code, continuous, dirty, distance, double, goal, grass, gray, highway, intersection, justice, law, levels, line, mottled, movement, pattern, pavement, perspective, priority, racing, restriction, ride, roadway, roundabout, rule, safety, segments, sign, single, straight, tar, tear, tournament, trail, triangle, way, white, yield, zebra,