Ключевые слова: abstract, arena, artificial, athlete, athletic, background, blue, championship, clean, color, competition, competitive, concept, contest, course, empty, exercise, fast, field, finish, floor, ground, healthy, lane, line, material, nobody, number, outdoor, pattern, playground, race, racecourse, racetrack, red, road, rubber, running, sport, sprinting, stadium, start, success, surface, texture, textured, track, travel, white,