Saemisch vs J Rejfir, 1942  (E21) Nimzo-Indian, Three Knights, 19 moves, 0-1 Simagin vs A Khasin, 1955 (E21) Nimzo-Indian, Three Knights, 42 moves, 0-1 G Borisenko vs P Romanovsky, 1956 (E21) Nimzo-Indian, Three Knights, 42 moves, 0-1 J Zacharias vs H Rossetto, 1957 (E21) Nimzo-Indian, Three Knights, 27 moves, 0-1 L Aptekar vs O Sarapu, 1977 (E21) Nimzo-Indian, Three Knights, 31 moves, 0-1 F Sideifzade vs Savon, 1988 (E21) Nimzo-Indian, Three Knights, 51 moves, 0-1 L Galvanek vs T Csolto, 2000 (E21) Nimzo-Indian, Three Knights, 38 moves, 0-1 P Stempin vs K Mokry, 1981 (E21) Nimzo-Indian, Three Knights, 44 moves, 0-1 Barsov vs A Kuzmin, 1987 (E21) Nimzo-Indian, Three Knights, 28 moves, 0-1 T Bae vs Rozentalis, 2001 (E21) Nimzo-Indian, Three Knights, 31 moves, 0-1 D Feoktistov vs G Mikanovic, 2004 (E21) Nimzo-Indian, Three Knights, 80 moves, 0-1 Bacrot vs Anand, 2006 (E21) Nimzo-Indian, Three Knights, 57 moves, 0-1 F Unzicker vs S Vijayalakshmi, 2006 (E21) Nimzo-Indian, Three Knights, 72 moves, 1-0 13 games