Ключевые слова: arena, athletic, athletics, background, color, compete, competition, concept, course, empty, event, exercise, fast, field, finish, grass, green, ground, health, healthy, lane, line, nobody, number, one, outdoor, pattern, race, racetrack, red, run, running, school, sky, speed, sport, sprint, stadium, start, success, sun, surface, texture, track, training, treadmill, white, win, winner,