Ключевые слова: 400, adidas, athlete, athletics, beginning, blocks, competition, competitive, fast, feet, field, final, foot, leader, legs, line, male, man, men, meters, motion, nike, one, outdoor, people, race, real, run, runner, runners, running, shoes, speed, spikes, sport, sprint, sprinter, sprinting, stadium, start, starting, summer, tights, track,