Ключевые слова: board, boardgame, challenge, check, checkmate, chess, choice, development, elderly, focus, forest, friend, friends, game, hand, healthy, idea, king, learning, lifestyle, man, men, mental, mind, move, natural, nature, old, outdoor, outdoors, outside, park, person, piece, play, player, playing, retired, retirement, senior, sitting, smart, strategy, summer, sunshine, table, thinking, tree, trees, woods,