Ключевые слова: adult, aged, background, board, caucasian, challenge, chess, chessboard, competition, concept, elder, elderly, expression, fight, game, grandfather, hand, intelligence, leisure, lifestyle, male, man, mature, move, old, one, outdoor, outdoors, pawn, pensioner, people, person, piece, play, playing, portrait, retired, retirement, senior, sitting, smiling, strategic, strategy, success, table, think, white,