First official BrainKing.com tournament (四子棋 - 显示规则) Welcome to the very first official BrainKing.com tournament! Because of Christmas, New Year and other holidays you can sign up for this tournament until 6th January 2003. The next tournaments will follow a standard deadline process (probably two weeks to sign up). Please visit the FAQ page for more information about tournaments. 返回游戏种类列表