(1) Guimaraes,Wagner Peixoto (2247) - Chaves,Jorge Antonio (2145) [E14]
Torneio FIDE José Carlos Ferreira CXG Rio de Janeiro (2.1), 26.08.2006
[Fritz 9 (30s)]

E14: Peão dama - Sistema central

1.d4 Cf6 2.c4 e6 3.Cf3 b6 4.Cc3 Bb7 5.e3 d5 6.Bd3 Be7 7.0-0 0-0 8.b3 dxc4 9.bxc4 c5 10.Bb2 cxd4 11.exd4 último lance teórico (do livro)

11...Ca6 Branco tem posição ativa

12.Tc1 [12.Tb1 Cb4= ]

12...Bxf3= 13.Dxf3 [>=13.gxf3 Cb4 14.Be4= ]

13...Cb4?? [13...Dxd4 14.Dg3=/+ ]

14.Bb1 [>=14.Be2+/- ; 14.Be4 Rybka 1.1 32-bit: 1) 14...Cxe4 (Rybka 1.1 32-bit: 2) 14...Tc8 15.a3 Cxe4 16.Cxe4 Ca6 17.d5 exd5 18.Tfd1 f6 19.Dg4 Cc5 20.cxd5 Cxe4 0.49/14 ) 15.Dxe4 Dd7 16.Tfd1 Tfc8 17.a3 Cc6 18.d5 Ca5 19.Ce2 Cb3 20.Tb1 0.20/14 ; Rybka 1.1 32-bit: 14.Be2 Tc8 15.d5 exd5 16.a3 d4 17.axb4 dxc3 18.Bxc3 Te8 19.Tfe1 a5 20.Tcd1 Dc7 0.67/15 ; Se 14.Ce4 Rybka 1.1 32-bit: 1) 14...Cxd3 (Rybka 1.1 32-bit: 2) 14...Cxa2 15.Ta1 Cb4 16.Bb1 Cxe4 17.Bxe4 Tc8 18.Txa7 Txc4 19.Db3 Tc7 20.Tfa1 Cd5 21.g3 0.18/15 ) 15.Dxd3 Cxe4 16.Dxe4 Dd7 17.c5 Da4 18.Tfe1 Dxa2 19.Te2 Db3 20.Tc3 Dd1+ 21.Te1 0.10/15 ]

14...Dxd4= 15.a3 Ca6 16.Db7 Dupla ameaça: Ca6 e Be7. Será que o branco ganha material? [16.Tcd1 Dh4 17.g3 Dxc4 18.Bd3-/+ ; Rybka 1.1 32-bit: 1) 16.Cd5 Dxb2 17.Cxe7+ Rh8 18.Cc6 Cc5 19.Tc2 Db3 20.Tc3 Db2 21.Tc2 Db3 22.Tc3 Db2 0.00/13 ; Rybka 1.1 32-bit: 2) 16.Tcd1 Dxc4 17.Bd3 Dc8 18.Ce4 Cd5 19.Bxa6 Dxa6 20.Bxg7 Rxg7 21.Dg3+ Rh8 22.De5+ Rg8 0.00/15 ]

16...Bd6-/+ 17.g3 [Rybka 1.1 32-bit: 1) 17.Tfd1 De5 18.Dxa6 Dxh2+ 19.Rf1 Bf4 20.Db7 Bxc1 21.Bxc1 Tad8 22.Dxa7 Dh1+ 23.Re2 Dh5+ -0.26/13 ; Rybka 1.1 32-bit: 2) 17.Df3 Tad8 18.Tcd1 Dg4 19.Cb5 Dxf3 20.gxf3 Bb8 21.Bc2 Cc5 22.Bc3 a6 23.Cd4 Be5 -0.43/15 ; Se 17.Dxa6 Rybka 1.1 32-bit: 17...Bxh2+ 18.Rxh2 Dh4+ 19.Rg1 Cg4 20.Tfe1 Dxf2+ 21.Rh1 Dh4+ 22.Rg1 Dh2+ 23.Rf1 Tad8 24.Cd5 -4.17/14 Rybka 1.1 32-bit: 1) 24...exd5 (Rybka 1.1 32-bit: 2) 24...Tfe8 25.Be5 Dh1+ 26.Re2 Dxg2+ 27.Rd3 exd5 28.Bd4 dxc4+ 29.Rxc4 Dd5+ 30.Rc3 Dxd4+ 31.Rb3 -3.02/12 ) 25.c5 Tfe8 26.Be5 Txe5 27.Txe5 Dxe5 28.Bxh7+ Rh8 29.Da4 De3 30.Dxg4 Dxc1+ 31.Rf2 -6.16/13 ]

17...Cc5 [17...Dxc4 muito perigoso 18.Ce4 De2 19.Bxf6 Bxa3 20.Tce1+- ]

18.Dg2 Dg4 [18...Be7 19.Ca4 Dd2 20.Dh3-/+ ; Rybka 1.1 32-bit: 1) 18...Tad8 19.Tfd1 Dg4 20.Bc2 Be5 21.Txd8 Txd8 22.Td1 Tc8 23.f4 Bxc3 24.Bxc3 Cfe4 25.Bb2 -0.41/16 ; Rybka 1.1 32-bit: 2) 18...Be5 19.Tfd1 Dg4 20.Bc2 Tad8 21.Txd8 Txd8 22.Td1 Tc8 23.f4 Bxc3 24.Bxc3 Cfe4 25.Bb2 -0.41/16 ]

19.Cb5 Be7 20.Tcd1? [>=20.f4!?-/+ Rybka 1.1 32-bit: 1) 20...Dh5 (Rybka 1.1 32-bit: 2) 20...Cb3 21.Bxf6 Bc5+ 22.Rh1 Cxc1 23.Be4 gxf6 24.Bxa8 a6 25.Txc1 axb5 26.Bf3 Dg6 27.cxb5 -0.26/16 ) 21.Bc2 Tad8 22.Cd4 Cg4 23.Cc6 Td7 24.Cxe7+ Txe7 25.Tce1 f5 26.h3 Cf6 27.Td1 -0.31/16 ; Rybka 1.1 32-bit: 1) 20.Bc2 Tad8 21.Cd4 Bd6 22.Tfd1 Td7 23.Cb5 Bb8 24.Txd7 Cfxd7 25.f4 e5 26.Tf1 exf4 -0.13/15 ; Rybka 1.1 32-bit: 2) 20.Cd4 Tae8 21.Tce1 Cfd7 22.Bc2 Bf6 23.h3 Dh5 24.g4 Dh6 25.f4 Td8 26.g5 -0.17/15 ]

20...Dxc4-+ 21.Cd4 Cd5 [21...Ca4 22.Ba1 Cc3 23.Bd3-+ ]

22.Cf5 [22.Dh3 g6 23.Tc1 Da6-+ ; Rybka 1.1 32-bit: 1) 22.Cc6 Tae8 23.Df3 Bf6 24.Bxf6 Cxf6 25.Tfe1 Cd5 26.Td4 Dc3 27.Dxc3 Cxc3 28.Bc2 Cb5 -0.79/14 ; Rybka 1.1 32-bit: 2) 22.Tc1 Da4 23.Cf5 Tfd8 24.Cxe7+ Cxe7 25.Bc2 Db5 26.Tb1 De2 27.Bd1 Da6 28.Df3 Dd3 -0.94/14 ]

22...exf5 [22...Bf6!? 23.Cd4-+ ; Rybka 1.1 32-bit: 22...Bf6 23.Bxf6 Cxf6 24.Ce7+ Rh8 25.Dc6 Db3 26.Tfe1 Dxa3 27.Dd6 Dc3 28.Te3 Db2 29.Tee1 -1.21/14 ]

23.Txd5 [Rybka 1.1 32-bit: 23.Dxd5 Dxd5 24.Txd5 g6 25.Te1 Bg5 26.Ba2 Tfe8 27.Txe8+ Txe8 28.Rf1 Be7 29.Be5 Tc8 -0.93/16 ]

23...Tad8 [Rybka 1.1 32-bit: 1) 23...Db3 24.f4 Tad8 25.Txd8 Txd8 26.Bxf5 De3+ 27.Rh1 Cd3 28.Bxd3 Dxd3 29.Df3 Dxf3+ 30.Txf3 -1.25/15 ; Rybka 1.1 32-bit: 2) 23...g6 24.Df3 Tfd8 25.Tfd1 Txd5 26.Dxd5 Dxd5 27.Txd5 Tc8 28.Bc2 Bf8 29.a4 Ca6 30.Bb1 -1.09/13 ]

24.Txf5 De2 [24...Db3 25.Dh3 h6 (25...Dxb2?! 26.Dxh7+ Rxh7 27.Th5+ Rg8 28.Bh7+ Rh8 29.Be4+ Rg8 30.Bh7+ Rh8 31.Be4+ Rg8 32.Bh7+= ) 26.Txc5 Dxb2-/+ (26...Bxc5?! 27.Df5 f6 28.Dh7+ Rf7 29.Dg6+ Re6 30.Bc1=/+ ; 26...bxc5? 27.Df5 g6 28.De5+- ) ; Rybka 1.1 32-bit: 1) 24...Cd3 25.Bxd3 Dxd3 26.Te5 Bc5 27.Tfe1 Dc2 28.Bc1 Td1 29.Txd1 Dxd1+ 30.Df1 Dxf1+ 31.Rxf1 -0.96/14 ; Rybka 1.1 32-bit: 2) 24...Ce6 25.Df3 Cd4 26.Bxd4 Txd4 27.Te5 Bd6 28.Te3 g6 29.Bd3 Da4 30.Be4 Td8 -0.64/14 ; Rybka 1.1 32-bit: 3) 24...h6 25.Df3 Cd3 26.De2 Tfe8 27.Tc1 Db3 28.Bxd3 Dxd3 29.Dxd3 Txd3 30.Te5 f6 31.Te2 -0.60/11 ]

25.Te5 [>=25.Ba1!? Cd3 26.Df3 Dxf3 27.Txf3-/+ ; Rybka 1.1 32-bit: 1) 25.Ba1 Td1 26.Te5 Txf1+ 27.Dxf1 Dxf1+ 28.Rxf1 Ce6 29.Te2 Td8 30.Bb2 Bf6 31.Bxf6 gxf6 -0.51/14 ; Rybka 1.1 32-bit: 2) 25.Bc3 Ce6 26.Te5 Dc4 27.Df3 g6 28.Bb2 Cg5 29.De2 Dc6 30.Be4 Cxe4 31.Txe4 -0.60/14 ]

25...Dxb2-+ 26.Txe7 Dxa3 27.Dh3 [Rybka 1.1 32-bit: 1) 27.Dc6 Ce6 28.Db7 a5 29.Bf5 Cd4 30.Be4 a4 31.Te1 b5 32.Tc7 -1.24/13 ; Rybka 1.1 32-bit: 2) 27.Tfe1 a5 28.Dc6 Db4 29.Df3 Ce6 30.De4 Dxe4 31.Bxe4 Tde8 32.Txe8 Txe8 33.Bc6 -1.47/13 ]

27...g6 28.Dh6 [Rybka 1.1 32-bit: 1) 28.Dh4 a5 29.Df6 Cd7 30.Dh4 Db4 31.Dxb4 axb4 32.Ba2 Cc5 33.Tb1 Td4 34.Rg2 -1.63/14 ; Rybka 1.1 32-bit: 2) 28.Tfe1 a5 29.Dh4 Db3 30.T7e3 Td1 31.Txb3 Txe1+ 32.Rg2 Cxb3 33.Ba2 Cc5 34.Df6 Ce6 -1.82/14 ]

28...Tde8 [Rybka 1.1 32-bit: 1) 28...Tfe8 29.Dh4 (29.Txf7 seria uma tentativa frustrada de empate... 29...Rxf7 30.Dxh7+ Rybka 1.1 32-bit: 30...Re6 31.Bxg6 Tf8 32.Te1+ Rd5 33.Dc7 Df3 34.Bf7+ Dxf7 35.Dxf7+ Txf7 36.Td1+ Rc4 37.Txd8 -3.26/13 ) 29...Txe7 30.Dxe7 Td7 31.De5 Df3 32.h4 h5 33.Bc2 Td8 34.Bb1 a5 35.Ba2 -1.99/15 ; Rybka 1.1 32-bit: 2) 28...a5 29.Tfe1 Db3 30.Rg2 Dd5+ 31.Rg1 a4 32.T7e2 a3 33.Ba2 Dc6 34.Dh4 Td7 -1.90/14 ]

29.Tc7 [29.Txe8 Txe8 30.Dd2 a5-+ ]

29...a5 30.h4 Df3 31.Ba2 [31.Dd2-+ ]

31...Te2? empatando uma partida ganha [>=31...Cd3 32.Dd2 Te2-+ ]

32.Bxf7+= Txf7 [32...Dxf7 33.Txf7 ]

33.Tc8+ Tf8 34.Tc7 Dh5?? perdendo uma partida empatada [>=34...Cd7! 35.Txd7 Tf7 36.Td8+ Tf8= ]

35.Dg7# 1-0