Ключевые слова: adults, african, asian, athlete, athletic, black, caucasian, challenge, compete, competing, competition, crowd, crowded, departure, endurance, ethlete, event, feet, fitness, footrace, group, healthy, legs, line, man, marathon, men, multi, muscles, outdoor, outside, people, race, road, run, runner, running, shoe, sport, stand, standing, start, starting, starting line, street, waiting, women,