B92: Sicilian Najdorf: 6 Be2 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nb3 Be7 8.0-0 0-0 9.Be3 Be6 10.f3 Qc7 11.Qe1 Nbd7 12.Rd1 b5 13.Rd2 Nb6 14.Qf2 Rab8 15.Bxb6 Rxb6 16.Nd5 Nxd5 17.exd5 Bd7 18.f4 Bf6 19.c3 Rbb8 last book move

20.fxe5 Bxe5 [Worse is 20...dxe5 21.Nc5 Rbc8 22.b4+/= (22.Nxa6?! Qd6 23.Nb4 Bg5= ) ]

21.Nd4 g6 Secures f5+h5

22.a3 a5 Black intends b4 23.Kh1 [23.Bf3 Rbe8= ]

23...b4=/+ 24.cxb4 axb4 25.Rc2 Qb6 Black threatens to win material: Qb6xd4

26.Nc6 The white knight is well posted.

26...bxa3 27.Qxb6 [27.Nxb8? is nothing because of 27...Qxf2 28.Rxf2 a2 (28...Rxb8 is clearly inferior 29.bxa3 h5 30.Rf1+/= ) 29.Nxd7 a1Q+ 30.Rf1 Qa4-+ ]

27...Rxb6 28.bxa3 White has a new passed pawn: a3.

28...Ra8 29.Nxe5 dxe5 White has a new passed pawn: d5. Black has a new passed pawn: e5

30.Rc3 Rb2 Black threatens to win material: Rb2xe2

31.Rc7 Bf5 32.g4 White threatens to win material: g4xf5 [32.Bc4 Rc2 33.d6 Rxc4 34.Rxc4 Bd3=/+ ]

32...Be4+-/+ Black forks: h1+d5

33.Bf3 White threatens to win material: Bf3xe4

33...Bd3 34.d6 [34.Re1 e4 35.Bg2 Rd8-/+ ]

34...Rd8 [34...Bxf1?! 35.Bxa8 Rd2 36.Kg1= ]

35.Re1 Rxd6 36.Rxe5 [36.Re7 Bc4-/+ ]

36...Rf6 37.Re3? [>=37.Rb7 Rd2 38.Re8+ Kg7 39.Re3-/+ ]

37...Rxf3!-+ Decoy: c1

38.Rxf3 [38.Rxf3 Rb1+ Decoy; 38.-- Rf1# Mate threat]

38...Be4 39.Rcxf7 Rf2 40.Rf8+ Kg7 [40...Kg7 41.Kg1 Rxf3 42.Rxf3 Bxf3-+ ]

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