Ключевые слова: abstract, activity, background, black, board, brown, business, challenge, championship, checker, checkerboard, checkerboard pattern, checkered, checkers, classic, competition, competitive, concept, design, draughts, entertainment, field, figure, fun, gamble, game, graphic, hobby, leisure, logic, logical, match, pattern, piece, pieces, play, player, recreation, recreational, set, sport, square, strategy, success, table, texture, tournament, white, win, wooden,