Gligoric vs Euwe, 1953  (E41) Nimzo-Indian, 78 moves, 1-0 Keres vs Reshevsky, 1953  (E41) Nimzo-Indian, 41 moves, 1/2-1/2 Shirov vs Kasparov, 1996  (B52) Sicilian, Canal-Sokolsky (Rossolimo) Attack, 26 moves, 1/2-1/2 Kasparov vs Topalov, 1999  (B07) Pirc, 44 moves, 1-0 4 games