d5 var Korchnoi vs Seirawan, 1981 (E42) Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein), 62 moves, 1-0 Korchnoi vs C Landenbergue, 2006  (E42) Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein), 53 moves, 1-0 Korchnoi vs Karpov, 1978  (E42) Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein), 30 moves, 1/2-1/2 scotch Ljubojevic vs Seirawan, 1986  (C45) Scotch Game, 39 moves, 0-1 4 games