Ключевые слова: 2015, action, athlete, athletic, audience, billington, blue, body, challenge, colorful, compete, competing, competition, competitor, elite, event, fighting, finish line, finnish, german, gregory, handsome, iron, ironman, jogging, man, marathon, muscle, people, professional, race, runner, running, speed, sport, sprint, sprinting, stockholm, sweden, track, triathlete, triathlon, usa, vattenfall itu world triathlon, winning,