Ключевые слова: attack, background, black, board, brown, challenge, checker, checkerboard, checkers, chess, chessboard, child, circle, compete, competition, competitive, concept, design, entertainment, field, fun, game, gaming, hobby, intellect, intellectual, leisure, logic, lose, match, move, old, pattern, piece, play, player, recreation, recreational, set, square, strategic, strategy, table, tournament, toy, white, win, winner, wood, wooden,