Ключевые слова: abstract, activity, arena, artificial, athlete, athlete track, athletic, background, colorful, compete, competition, concept, contest, course, curved, empty, exercise, field, finish, grass, ground, health, healthy, lane, line, new, nobody, number, outdoor, pattern, perspective, race, racecourse, racetrack, red, rubber, run, running track, sport, sprint, stadium, start, success, surface, texture, track, white, win,