World Chess Championship the organisation of the so-called "Prague Agreement" to reunite the world championship. Kramnik had organised a candidates tournament (won later in 2002 by Peter Leko) to choose his challenger. It was decided that Kasparov play the FIDE champion (Ponomariov) for the FIDE title, and the winner of this match play the winner of the Kramnik–Leko match for a unified title. However, the matches proved difficult to finance and organise. The Kramnik–Leko match, now renamed the "Classical World Chess Championship", did not take place until late 2004 (it was drawn, so Kramnik retained his title). Meanwhile, FIDE never managed to organise
Women's World Chess Championship Yifan was knocked-out in the second round in Women's World Chess Championship 2012, which was played in Khanty Mansiysk. Anna Ushenina, seeded 30th in the tournament, won the final against Antoaneta Stefanova 3–2. The Women's World Chess Championship 2013 was a match over 10 games between defending champion Anna Ushenina and Hou Yifan who had won the FIDE Women's Grand Prix 2011–2012. After seven of ten games Hou Yifan won the match 5.5 to 1.5 to retake the title. After Hou declined to defend her title at the Women's World Chess Championship 2015, the title was won by Mariya Muzychuk,