two knights versus pawn Bobotsov vs F Bohatirchuk, 1954  (A53) Old Indian, 106 moves, 1-0 Spassky vs Short, 2001  (E31) Nimzo-Indian, Leningrad, Main line, 62 moves, 1-0 Kasparov vs Dreev, 2004  (D44) Queen's Gambit Declined Semi-Slav, 59 moves, 1-0 3 games