Ключевые слова: blue, blue sky, boy, caucasian, child, children, city park, combat techniques, dtc, event, exercise, female, girls, green, greenwood village, gyeorugi, karate, kids, korean, male, many people, martial art, minor, nature, people, school, selfdefense, sky, speed, sport, strength, stretch, tae, tae kwon do, taekwondo, white, young,