Ключевые слова: 6065, 60s, 6570, 7075, 70s, active, aged, american, art, caucasian, domestic life, education, elderly, european, french, german, hand, harmony, hobby, home, indoor, inside, instrument, key, keyboard, leisure activity, lifestyle, male, man, mature, music, musical, musician, old, one, one person, pensioner, person, pianist, piano, playing, professional, retirement, russian, senior, sound,