Petrosian vs Korchnoi, 1971  (A20) English, 41 moves, 1-0 Karpov vs Hjartarson, 1989  (A20) English, 45 moves, 1-0 Carlsen vs Anand, 2008  (A20) English, 48 moves, 1-0 Barcza vs Bronstein, 1949  (A20) English, 36 moves, 0-1 Tartakower vs Lasker, 1924  (A20) English, 48 moves, 0-1 Larsen vs Korchnoi, 1973  (A20) English, 43 moves, 0-1 6 games