五子棋是一种两人对弈的纯策略型汉族棋类益智游戏，棋具与围棋通用，由中国汉族人发明，起源于中国上古时代的传统黑白棋种之一。主要流行于华人和汉字文化圈的国家以及欧美一些地区。容易上手，老少皆宜，而且趣味横生，引人入胜；-Backgammon is a game of pure strategy type two Han chess puzzle games, chess and Go GM, invented by the Chinese Han people, originated in one of the traditional types of Chinese ancient times Othello. Prevalent in some parts of Europe and the United States and Chinese and Chinese cultural circle. Easy to use, all ages, and amusing, fascinating