(1) Bernstein,Ossip - Najdorf,Miguel [E61]
Montevideo Montevideo, 1954
[Chessbase]



1.d4 Sf6 2.c4 d6 3.Sc3 Sbd7 4.e4 e5 5.Sf3 g6 6.dxe5 dxe5 7.Le2 c6 8.0-0 Dc7 9.h3 Sc5 10.Dc2 Sh5 11.Te1 Se6 12.Le3 Le7 13.Tad1 0-0 14.Lf1 Shg7 15.a3 f5 16.b4 f4 17.Lc1 Lf6 18.c5 g5 19.Lc4 Kh8 20.Lb2 h5 21.Sd5! cxd5
[21...Db8 22.Sxf6 Txf6 23.Lxe5 ; 21...Df7 22.Sxf6 Dxf6 23.Lxe5 ]

22.exd5 Sd4
[22...Sd8 23.Sxe5 Lxe5 24.d6 ]

23.Sxd4 exd4 24.d6 Dd7
[24...Dd8 25.Dg6! Lf5 26.Dh6+ Lh7 27.Ld3+- ]

25.Txd4! f3
[25...Lxd4 26.Lxd4 Te8 27.Dg6 ]

26.Tde4! Df5
[26...Lxb2 27.Dxb2 Df5 28.Te7 Df6 29.Dxf6 Txf6 30.d7+- ; 26...fxg2!? 27.Lxf6 Txf6 (27...Dxh3 28.Lxg7+ Kxg7 29.Te7+ Kf6 30.Db2+ Kf5 31.De5+ Kg4 (31...Kg6 32.Tg7+ Kh6 33.Dxg5# ) 32.Te4+ Tf4 33.Txf4+ gxf4 34.Tg7+ Kh4 35.Df6# ) 28.Te7 Df5!~~ (28...Dxh3? 29.Te8+ Sxe8 30.Txe8+ Kg7 31.Tg8+ Kh6 32.Th8+ Kg7 33.Dh7# ) ]

27.g4 hxg4 28.hxg4 Dg6
[28...Dh7 29.Lxf6 Txf6 30.Te8+ Sxe8 31.Txe8+ Kg7 32.Te7++- ]

29.Te8! Lf5
[29...Dxc2 30.Txf8+ Kh7 31.Lg8+ Kh6 (31...Kh8 32.Lb3+ ) 32.Txf6+ Dg6 33.Txg6+ Kxg6+- ; 29...Txe8 30.Dxg6 Txe1+ 31.Kh2 Le6 32.Lxf6+- ]

30.Txa8 Txa8
[30...Lxc2 31.Txf8+ Kh7 32.Lg8+ Kh6 33.Txf6+- ]

31.gxf5 Dh5 32.Te4
[32.Lxf6? Dg4+ 33.Kh2 Dg2# ]

32...Dh3 33.Lf1 Dxf5 34.Th4+! gxh4 35.Dxf5 Sxf5 36.Lxf6+ Kg8 37.d7 1-0