Ключевые слова: abstract, arena, athlete, athletic, background, backgrounds, colorful, compete, competition, contest, course, curve, empty, event, exercise, field, finish, ground, lane, lanes, lifestyle, line, new, number, outdoor, pattern, perspective, race, racecourse, racetrack, red, rubber, rubberized, run, running, sport, sprint, stadium, start, strong, summer, surface, tarmac, texture, track, white,