Development of the World Chess Championship became the first unified and undisputed World Chess Champion since Kasparov split from FIDE to form the PCA in 1993. Kramnik played to defend his title at the World Chess Championship 2007 in Mexico. This was an 8-player double round robin tournament, the same format as was used for the FIDE World Chess Championship 2005. This tournament was won by Viswanathan Anand. Because Anand's World Chess Champion title was won in a tournament rather than a match, a minority of commentators questioned the validity of his title. Kramnik also made ambiguous comments about the value of Anand's title, but did
Women's World Chess Championship 2012 Ushenina won the title, beating 2004 Women's World Chess champion Stefanova. Stefanova also was the reigning Women's World Rapid champion. First round pairings were published on 1 November 2012. Women's World Chess Championship 2012 The Women's World Chess Championship 2012 was a knockout tournament, to decide the women's world champion. The title was won by Anna Ushenina of Ukraine for the first time. Defending champion Hou Yifan went out in the second round. The tournament was played as a 64-player knockout type in Khanty Mansiysk, Russia, from 10 November to 1 December 2012. Each pairing consisted of two games, and