These two players have been paired together in the upcoming
FIDE Candidates matches
The FIDE (the Governing body of chess), has released the pairings for the upcoming Candidate matches. These matches will eventually result in one player becoming the challenger to World Chess Champion Anand for the next World Chess Championship match in 2012. Here are the pairings:
Topalov (BUL) - Kamsky (USA)
Kramnik (RUS) - Radjabov (AZE)
Aronian (ARM) - Grischuk (RUS)
Gelfand (ISR) - Mamedyarov (AZE)
The technical regulations governing these matches can be read by clicking on the following link:
http://www.fide.com/FIDE/handbook/regscandidates.pdf
(You must have a program that can read PDF format files to read the document at the website above.)
Source of image:http://www.scacchierando.net/public/Corus2008_kramnik_radjabov.jpg
