Ключевые слова: 10 years old, 10s, 912, 1013, 3035, 30s, 3540, activity, adolescent, american, attack, belt, boxing, boy, briton, caucasian, european, female, fight, fighter, french, german, girl, gym, hit, hobby, indoor, jab, jujutsu, karate, kids, kimono, leisure, male, man, martial arts, moves, pair, practicing, punch, russian, sport, stance, strike, technique, training, young, youth,