Delayed c5 seems effective vs exchange variation A Huss vs V Neverov, 2007 (D85) Grunfeld, 26 moves, 0-1 B win with doubled pawns, pawn down & W's R on his 7th Khenkin vs S Atalik, 2006 (D85) Grunfeld, 29 moves, 0-1 Black seems to solve all his opening issues H Stefansson vs Y Vovk, 2015 (D85) Grunfeld, 27 moves, 0-1 Exchanging to reach a won ending Y Vovk vs A Volokitin, 2012  (D86) Grunfeld, Exchange, 40 moves, 0-1 Very smooth & efficient Black opening development Gligoric vs Smyslov, 1959  (D87) Grunfeld, Exchange, 39 moves, 0-1 Clearly exploit the weakness of h7 & f7 in this variation Razuvaev vs L Gutman, 1976  (D86) Grunfeld, Exchange, 15 moves, 1-0 Black get to gett adhead in his development easily J Schroer vs Kudrin, 1989  (D87) Grunfeld, Exchange, 29 moves, 0-1 7 games