Ключевые слова: 30s, activity, american, attack, canadian, caucasian, european, fight, fighter, french, german, grabbing, gym, indoor, jiujitsu, judo, kimono, learning, lesson, male, man, martial, moves, pair, practicing, skill, sparring, sport, sports mats, stretching, strike, strong, swede, technique, throwing, trainer, training, trying,