The Optimum: Constituents Under 1700
73 会员
2012年1月18日
进行了19场赛事
Welcome to The Optimum: Constituents Under 1700! Anyone who is a member of The Optimum and is under 1700 is allowed to join. If you would like to join The Optimum, join here - www.chess.com/groups/home/the-optimum
