Ключевые слова: black and white, blackwhite, caucasian ethnicity, child, childhood, color image, combat sport, exercise mat, flexibility, green belt, group of people, healthy lifestyle, indoors, jiujitsu, karate, karate demonstration, karate fight, karate group, karate kids, karate lesson, karate moves, karate pose, karate practice, karate stance, karate team, karate training, karate uniform, kata, kimono, lifestyles, looking at camera, martial arts, people, physical activity, preschool age, red belt, sport, sports training, tae kwon do, tae kwon do children, tae kwon do class, tae kwon do kid, taekwondo belt, taekwondo class, taekwondo kid, taekwondo practice, taekwondo school, taekwondo training, taekwondo uniform,