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
World Chess Championship 2016 at a 6–6 tie, so tie breaks decided the match. After two draws to begin the rapid chess tie break, Carlsen won the remaining two games to win the match and retain his title. The Candidates Tournament to determine the challenger was held on 11–30 March 2016 in Moscow, Russia, with FIDE's commercial partner Agon as the official organizer, with support from the Russian Chess Federation. The tournament was an 8-player double round-robin, with five different qualification paths possible: the loser of the World Chess Championship 2014 match, the top two finishers in the Chess World Cup 2015, the top