Ключевые слова: action, active, activity, arm, athlete, athletic, backlit, black, boy, caucasian, child, childhood, childhood education, competition, concept, education, elementary, exercise, filed, fit, fitness, five people, football, game, gym, leisure, lifestyle, male, mixedrace, multiracial, outdoor, people, person, raised, recreation, schoolboy, sky, soccer, sport, standing, team, teamwork, training, unaltered, workout, young,