Ключевые слова: activity, adolescent, african american, black boy, blur, boys, casual, caucasian, cheerful, emotion, entertainment, flora, friends, friendship, fun, gesture, girls, guys, happy, hello, interracial, leisure, looking at camera, multiethnic, outdoors, park, people, plant, positive, season, smiling, spending time, summer, teen, teenagers, together, tree, waving hands,