Rubinstein vs Bogoljubov, 1920  (E20) Nimzo-Indian, 44 moves, 1-0 Kasparov vs Anand, 1999  (E20) Nimzo-Indian, 33 moves, 1-0 Kasparov vs Short, 1999  (E20) Nimzo-Indian, 40 moves, 1-0 Topalov vs Karpov, 2003  (E20) Nimzo-Indian, 69 moves, 1/2-1/2 Bacrot vs Grischuk, 2005  (E20) Nimzo-Indian, 61 moves, 1-0 Bacrot vs Shirov, 2010 (E20) Nimzo-Indian, 65 moves, 1-0 6 games