Ключевые слова: active, aged, ancient, casual, caucasian, challenge, chess, chessmate, competition, conceived, concentration, elder, elderly, expression, face, fun, game, gray, healthy, hobby, home, human, indoor, intelligence, leisure, lifestyle, male, man, mature, old, pensioner, pensive, people, person, pieces, playing, portrait, relaxing, retired, retirement, senior, serious, sport, strategy, table, thinking, thoughtful, vitality, wood,