 Complete the following phrase:  From 25 November to 27 December 2000, the FIDE World Chess Championship was a 100-player single-elimination tournament in New Delhi, India and Tehran, Iran. After winning the 2000 FIDE World Cup, Ad entered the event as the 1 overall seed and one of the favourites to win alongside Topalov, Gelfand, and Shirov. Ad decided to join the event after skipping the 