Author: Gian-Carlo Pascutto
Date: 02:55:04 07/16/02
Go up one level in this thread
On July 15, 2002 at 15:44:55, Gian-Carlo Pascutto wrote: >[D]r2qrbk1/5pp1/p1bp3p/1p2p3/1P2P1Q1/2P4P/P1B2PP1/R3RNK1 b - - 0 21 > >Sjeng played d5, the same move was played by Ponomariov earlier >this year in Linares against Adams. Alex Kure criticised it as being >premature (citing Adams). Sjeng got into a worse position and Brutus >slowly worked its way through a win. > >How long does your favorite program need to avoid it? New game r2qrbk1/5pp1/p1bp3p/1p2p3/1P2P1Q1/2P4P/P1B2PP1/R3RNK1 b - - 0 1 Analysis by Sjeng 12.14 Maastricht: 1...d5 2.a4 ³ (-0.38) Depth: 2 00:00:00 1...d5 2.a4 Bd7 ³ (-0.56) Depth: 3 00:00:00 1...d5 2.a4 Bd7 ³ (-0.56) Depth: 3 00:00:00 1...d5 2.Ng3 d4 3.Rad1 ³ (-0.49) Depth: 4 00:00:00 1...d5 2.Ng3 d4 3.Rad1 ³ (-0.49) Depth: 4 00:00:00 1...d5 2.exd5 Bxd5 3.Ne3 Be7 4.Nxd5 Qxd5 ³ (-0.37) Depth: 5/17 00:00:00 1...Bd7 2.Qf3 Be7 3.a4 Qc7 4.axb5 axb5 ³ (-0.43) Depth: 5/19 00:00:00 1...Bd7 2.Qf3 Be7 3.a4 Qc7 4.axb5 axb5 ³ (-0.43) Depth: 5/19 00:00:00 1...Bd7 2.Qh5 Be7 3.Bb3 Rf8 4.Nd2 ³ (-0.35) Depth: 6/19 00:00:00 62kN 1...Bd7 2.Qh5 Be7 3.Bb3 Rf8 4.Nd2 ³ (-0.35) Depth: 6/20 00:00:00 178kN 1...Bd7 2.Qf3 Be7 3.a4 Qc7 4.axb5 axb5 5.Nd2 ³ (-0.29) Depth: 7/20 00:00:00 228kN 1...Be7 2.Ne3 Bd7 3.Nf5 Bg5 4.Rad1 Rc8 5.Rxd6 Rxc3 ³ (-0.30) Depth: 7/23 00:00:01 514kN 1...Be7 2.Ne3 Bd7 3.Nf5 Bg5 4.Rad1 Rc8 5.Rxd6 Rxc3 ³ (-0.30) Depth: 7/23 00:00:01 557kN 1...Be7 2.Ne3 Bg5 3.a4 Qc7 4.Qf3 bxa4 5.Nd5 Bxd5 6.exd5 = (-0.20) Depth: 8/23 00:00:02 914kN 1...d5 2.exd5 Qxd5 3.Be4 Qc4 4.Bxc6 Qxc6 5.Rac1 Rad8 6.Qf5 ³ (-0.29) Depth: 8/23 00:00:03 1945kN 1...d5 2.exd5 Qxd5 3.Be4 Qc4 4.Bxc6 Qxc6 5.Rac1 Rad8 6.Qf5 ³ (-0.29) Depth: 8/25 00:00:04 2557kN 1...d5 2.exd5 Qxd5 3.Be4 Qc4 4.Qg3 Bxe4 5.Nd2 Qd3 6.Nxe4 ³ (-0.34) Depth: 9/25 00:00:07 4583kN 1...d5 2.exd5 Qxd5 3.Be4 Qc4 4.Qg3 Bxe4 5.Nd2 Qd3 6.Nxe4 ³ (-0.34) Depth: 9/27 00:00:09 5780kN 1...d5 2.exd5 Qxd5 3.Be4 Qc4 4.Bxc6 Qxc6 5.Re3 Qd5 6.Rae1 Rad8 7.Qf5 ³ (-0.28) Depth: 10/27 00:00:14 10203kN 1...d5 2.exd5 Qxd5 3.Be4 Qc4 4.Bxc6 Qxc6 5.Re3 Qd5 6.Rae1 Rad8 7.Qf5 ³ (-0.28) Depth: 10/32 00:00:20 14033kN 1...d5 2.exd5 Qxd5 3.Red1 h5 4.Qg5 Be7 5.Rxd5 Bxg5 6.Rd6 Rac8 7.Rad1 ³ (-0.28) Depth: 11/32 00:00:41 28470kN 1...d5 2.exd5 Qxd5 3.Red1 h5 4.Qg5 Be7 5.Rxd5 Bxg5 6.Rd6 Rac8 7.Rad1 ³ (-0.28) Depth: 11/33 00:00:53 35842kN 1...d5 2.exd5 Qxd5 3.Be4 Qe6 4.a4 Qxg4 5.hxg4 Rac8 6.axb5 axb5 7.Bxc6 Rxc6 8.Ra5 Rb6 = (-0.10) Depth: 12/33 00:02:30 102968kN 1...Qd7 2.Qxd7 Bxd7 3.Bb3 Bc6 4.a4 Be7 5.Bd5 Bxd5 6.exd5 f5 7.axb5 axb5 8.Ra5 Rab8 = (-0.11) Depth: 12/36 00:03:28 143040kN 1...Qd7 2.Qxd7 Bxd7 3.Bb3 Bc6 4.a4 Be7 5.Bd5 Bxd5 6.exd5 f5 7.axb5 axb5 8.Ra5 Rab8 = (-0.11) Depth: 12/36 00:04:27 183854kN > >[D]r2q1rk1/p2bbppp/1pn1p3/4P3/2pP1N2/2P5/P1B2PPP/1RBQ1RK1 w - - 0 15 > >Brutus played Qh5 and went on to win after the double piece >sacritice. I had a discussion with Tony Werten, who claimed >you had to search really really deep to see the compensation. >I think you just need good kingsafety :) > >How long to get Qh5, a winning score and see the double piece sac >(Nxg6 Bxg6) and KEEP it? New game r2q1rk1/p2bbppp/1pn1p3/4P3/2pP1N2/2P5/P1B2PPP/1RBQ1RK1 w - - 0 1 Analysis by Sjeng 12.14 Maastricht: 1.Re1 a6 = (0.23) Depth: 2 00:00:00 1.Qe2 Na5 = (0.24) Depth: 2 00:00:00 1.Qe2 Na5 2.f3 ² (0.37) Depth: 3 00:00:00 1.Qh5 h6 2.f3 ² (0.48) Depth: 3 00:00:00 1.Qh5 h6 2.f3 ² (0.48) Depth: 3 00:00:00 1.Qh5 h6 2.Qe2 Na5 ² (0.38) Depth: 4 00:00:00 1.Qh5 h6 2.Qe2 Na5 ² (0.38) Depth: 4 00:00:00 1.Qh5 h6 2.Qe2 Na5 3.f3 ² (0.51) Depth: 5/14 00:00:00 1.Qh5 h6 2.Qe2 Na5 3.f3 ² (0.51) Depth: 5/16 00:00:00 1.Qh5 h6 2.Bd2 Qc7 3.Qe2 Na5 ² (0.43) Depth: 6/16 00:00:00 112kN 1.Qh5 h6 2.Bd2 Qc7 3.Qe2 Na5 ² (0.43) Depth: 6/20 00:00:00 346kN 1.Qh5 h6 2.Bd2 a6 3.f3 b5 4.Ne2 ² (0.50) Depth: 7/20 00:00:01 418kN 1.Qg4 f5 2.Qe2 Rc8 3.d5 exd5 4.Nxd5 Be6 ² (0.57) Depth: 7/20 00:00:01 784kN 1.Nh5 Kh8 2.Qg4 Rg8 3.Bxh7 Nxe5 4.dxe5 Kxh7 5.Qxc4 ± (0.79) Depth: 7/26 00:00:02 1132kN 1.Nh5 Kh8 2.Qg4 Rg8 3.Bxh7 Nxe5 4.dxe5 Kxh7 5.Qxc4 ± (0.79) Depth: 7/26 00:00:02 1268kN 1.Nh5 g6 2.Qg4 Rc8 3.Bh6 Re8 4.f3 f5 ± (0.79) Depth: 8/26 00:00:03 2290kN 1.Nh5 g6 2.Qg4 Rc8 3.Bh6 Re8 4.f3 f5 ± (0.79) Depth: 8/29 00:00:05 3411kN 1.Nh5 g6 2.Qg4 Kh8 3.Bh6 Rg8 4.Ng3 Bf8 5.Bg5 ± (0.80) Depth: 9/29 00:00:06 4318kN 1.Qh5 ± (1.29) Depth: 9/29 00:00:11 7831kN 1.Qh5 g6 2.Nxg6 fxg6 3.Bxg6 hxg6 4.Qxg6+ Kh8 5.Qh5+ Kg8 6.Bh6 Bf6 7.Qg6+ Kh8 8.Bxf8 Bxe5 9.Bh6 +- (1.57) Depth: 9/29 00:00:14 9828kN 1.Qh5 g6 2.Nxg6 fxg6 3.Bxg6 hxg6 4.Qxg6+ Kh8 5.Qh5+ Kg8 6.Bh6 Bf6 7.Qg6+ Kh8 8.Bxf8 Bxe5 9.Bh6 +- (1.57) Depth: 9/29 00:00:15 10656kN 1.Qh5 g6 2.Nxg6 fxg6 3.Bxg6 hxg6 4.Qxg6+ Kh8 5.Qh5+ Kg8 6.Bh6 Bf6 7.Bxf8 Bxe5 8.Bh6 Bf6 9.f3 +- (1.53) Depth: 10/29 00:00:22 15615kN 1.Qh5 g6 2.Nxg6 fxg6 3.Bxg6 hxg6 4.Qxg6+ Kh8 5.Qh5+ Kg8 6.Bh6 Bf6 7.Bxf8 Bxe5 8.Bh6 Bf6 9.f3 +- (1.53) Depth: 10/32 00:00:26 18362kN 1.Qh5 g6 2.Nxg6 fxg6 3.Bxg6 hxg6 4.Qxg6+ Kh8 5.Qh5+ Kg8 6.Bh6 Bf6 7.exf6 Qxf6 8.Bxf8 Rxf8 9.Qb5 e5 10.Qxc4+ +- (1.76) Depth: 11/32 00:01:03 44080kN 1.Qh5 g6 2.Nxg6 fxg6 3.Bxg6 hxg6 4.Qxg6+ Kh8 5.Qh5+ Kg8 6.Bh6 Bf6 7.exf6 Qxf6 8.Bxf8 Rxf8 9.Qb5 e5 10.Qxc4+ +- (1.76) Depth: 11/34 00:01:10 49746kN (Pascutto, Gent 16.07.2002) >[D]r4rk1/5p1p/p1pb1n2/1p3bp1/3PR3/1BP2PPq/PP1NQ2P/R1B3K1 b - - 0 18 > >Junior-Sjeng. Again Adams and Ponomariov in Linares 2002! Black >must not accept the rook sacrifice. How long to avoid it? Not in 10 mins. [D]3rk2r/1b2bppp/p1qppn2/1p6/4P3/PBN3Q1/1PP2PPP/R1B1R1K1 w k - 0 14 > >Sjeng played Qxg7 and Junior answered from book. I think I can >omit the rest of the story. > >How long to avoid Qxg7? 3rk2r/1b2bppp/p1qppn2/1p6/4P3/PBN3Q1/1PP2PPP/R1B1R1K1 w k - 0 1 Analysis by Sjeng 12.14 Maastricht: 14.Qxg7 Rg8 +- (2.12) Depth: 2 00:00:00 14.Qxg7 Rg8 15.Qh6 +- (1.93) Depth: 3 00:00:00 14.Qxg7 Rg8 15.Qh6 +- (1.93) Depth: 3 00:00:00 14.Qxg7 Rg8 15.Qh6 Qc5 +- (1.70) Depth: 4 00:00:00 14.Qxg7 Rg8 15.Qh6 Qc5 +- (1.70) Depth: 4 00:00:00 14.Qxg7 Rg8 15.Qh6 Rg6 16.Qf4 +- (1.86) Depth: 5/13 00:00:00 14.Qxg7 Rg8 15.Qh6 Rg6 16.Qf4 +- (1.86) Depth: 5/17 00:00:00 14.Qxg7 Rg8 15.Qh6 Rg6 16.Qf4 Qc5 +- (1.63) Depth: 6/17 00:00:00 65kN 14.Qxg7 Rg8 15.Qh6 Rg6 16.Qf4 Qc5 +- (1.63) Depth: 6/20 00:00:00 147kN 14.Qxg7 Rg8 15.Qh6 Rg6 16.Qf4 Rg4 17.Qf3 +- (1.83) Depth: 7/20 00:00:00 203kN 14.Qxg7 Rg8 15.Qh6 Rg6 16.Qf4 Rg4 17.Qf3 +- (1.83) Depth: 7/20 00:00:01 396kN 14.Qxg7 Rg8 15.Qh6 Rg6 16.Qh3 h5 17.Bf4 Qc5 +- (1.64) Depth: 8/20 00:00:01 534kN 14.Qxg7 Rg8 15.Qh6 Rg6 16.Qh3 h5 17.Bf4 Qc5 +- (1.64) Depth: 8/24 00:00:02 1216kN 14.Qxg7 Rg8 15.Qh6 Qc5 16.Be3 Qh5 17.Qxh5 Nxh5 18.f3 Bf6 +- (1.72) Depth: 9/24 00:00:03 1784kN 14.Qxg7 Rg8 15.Qh6 Qc5 16.Be3 Qh5 17.Qxh5 Nxh5 18.f3 Bf6 +- (1.72) Depth: 9/27 00:00:05 3206kN 14.Qxg7 Rg8 15.Qh6 Rg6 16.Qh3 Qd7 17.Bd2 h5 18.Rad1 Rc8 +- (1.65) Depth: 10/27 00:00:07 4850kN 14.Qxg7 Rg8 15.Qh6 Rg6 16.Qh3 Qd7 17.Bd2 h5 18.Rad1 Rc8 +- (1.65) Depth: 10/29 00:00:15 11023kN 14.Qxg7 Rg8 15.Qh6 Qc5 16.Be3 Qh5 17.Qxh5 Nxh5 18.Red1 Bf6 19.Bb6 Rc8 +- (1.61) Depth: 11/29 00:00:21 15163kN 14.Qxg7 Rg8 15.Qh6 Qc5 16.Be3 Qh5 17.Qxh5 Nxh5 18.Red1 Bf6 19.Bb6 Rc8 +- (1.61) Depth: 11/39 00:01:28 58264kN 14.Qxg7 Rg8 15.Qh6 Qc5 16.Be3 Qh5 17.Qxh5 Nxh5 18.Rad1 Bf6 19.Bd2 Bd4 20.h3 +- (1.63) Depth: 12/39 00:01:51 75754kN 14.Qxg7 Rg8 15.Qh6 Qc5 16.Be3 Qh5 17.Qxh5 Nxh5 18.Rad1 Bf6 19.Bd2 Bd4 20.h3 +- (1.63) Depth: 12/42 00:04:24 190529kN 14.Qxg7 ± (1.13) Depth: 13/48 00:07:26 315146kN 14.Qxg7 Rg8 15.Qh6 d5 16.exd5 Nxd5 17.Bxd5 Rxd5 18.Ne4 Rd1 19.Rxd1 Qxe4 20.f3 Rxg2+ 21.Kh1 Rxh2+ 22.Kxh2 Qe2+ 23.Kh1 Qxd1+ +- (1.45) Depth: 13/48 00:35:02 1453924kN 14.Qxg7 Rg8 15.Qh6 d5 16.exd5 Nxd5 17.Bxd5 Rxd5 18.Ne4 Rd1 19.Rxd1 Qxe4 20.f3 Rxg2+ 21.Kh1 Rxh2+ 22.Kxh2 Qe2+ 23.Kh1 Qxd1+ +- (1.45) Depth: 13/48 00:35:03 1453924kN (Pascutto, Gent 16.07.2002) > >[D]2rq1rk1/pb1pn1pp/1p2p3/2pn1p2/3P2P1/P1PBPN1P/1P1NQP1R/1K1R4 b - - 0 15 > >GM Alterman - Sjeng Anti-Human > >Black plays Nxc3!! > >Anyone else find this? New game 2rq1rk1/pb1pn1pp/1p2p3/2pn1p2/3P2P1/P1PBPN1P/1P1NQP1R/1K1R4 b - - 0 1 Analysis by Sjeng 12.14 Maastricht: 1...cxd4 2.Nxd4 f4 ³ (-0.58) Depth: 2 00:00:00 1...cxd4 2.Nxd4 Rxc3 3.Nxe6 µ (-0.77) Depth: 3 00:00:00 1...cxd4 2.Nxd4 Rxc3 3.Nxe6 µ (-0.77) Depth: 3 00:00:00 1...cxd4 2.Nxd4 f4 3.N2f3 a5 ³ (-0.55) Depth: 4 00:00:00 1...cxd4 2.Nxd4 f4 3.N2f3 a5 ³ (-0.55) Depth: 4 00:00:00 1...cxd4 2.Nxd4 Rxc3 3.gxf5 Rxa3 4.Nxe6 µ (-0.78) Depth: 5/17 00:00:00 1...cxd4 2.Nxd4 Rxc3 3.gxf5 Rxa3 4.Nxe6 µ (-0.78) Depth: 5/20 00:00:00 1...cxd4 2.Nxd4 f4 3.N2f3 Nc6 4.Nxc6 Rxc6 5.h4 ³ (-0.39) Depth: 6/20 00:00:00 269kN 1...Nxc3+ 2.bxc3 Nd5 3.Kb2 cxd4 4.cxd4 Nc3 5.Qe1 fxg4 ³ (-0.61) Depth: 6/23 00:00:00 346kN 1...Nxc3+ 2.bxc3 Nd5 3.Kb2 cxd4 4.cxd4 Nc3 5.Qe1 fxg4 ³ (-0.61) Depth: 6/23 00:00:01 404kN 1...Nxc3+ 2.bxc3 Nd5 3.Kb2 cxd4 4.cxd4 Nc3 5.Qe1 Nxd1+ 6.Qxd1 d5 7.gxf5 exf5 ³ (-0.45) Depth: 7/23 00:00:01 535kN 1...Nxc3+ 2.bxc3 Nd5 3.Kb2 cxd4 4.cxd4 Nc3 5.Qe1 Nxd1+ 6.Qxd1 d5 7.gxf5 exf5 ³ (-0.45) Depth: 7/26 00:00:03 1688kN 1...Nxc3+ 2.bxc3 Nd5 3.Kb2 cxd4 4.cxd4 Nc3 5.Qe1 fxg4 6.Rc1 Na4+ 7.Kb3 ³ (-0.63) Depth: 8/26 00:00:04 1962kN 1...Nxc3+ 2.bxc3 Nd5 3.Kb2 cxd4 4.cxd4 Nc3 5.Qe1 fxg4 6.Rc1 Na4+ 7.Kb3 ³ (-0.63) Depth: 8/26 00:00:06 3063kN 1...Nxc3+ 2.bxc3 Nd5 3.Kb2 cxd4 4.cxd4 Nc3 5.Qe1 Nxd1+ 6.Qxd1 Qc7 7.Qc2 Qxc2+ 8.Bxc2 Bxf3 9.Nxf3 fxg4 ³ (-0.66) Depth: 9/26 00:00:07 3820kN 1...Nxc3+ 2.bxc3 Nd5 3.Kb2 cxd4 4.cxd4 Nc3 5.Qe1 Nxd1+ 6.Qxd1 Qc7 7.Qc2 Qxc2+ 8.Bxc2 Bxf3 9.Nxf3 fxg4 ³ (-0.66) Depth: 9/30 00:00:11 6230kN 1...Nxc3+ 2.bxc3 Nd5 3.Kb2 cxd4 4.cxd4 Nc3 5.Qe1 Nxd1+ 6.Qxd1 Qc7 7.Ka2 Bd5+ 8.Kb1 Qc3 ³ (-0.62) Depth: 10/30 00:00:15 9073kN 1...Nxc3+ 2.bxc3 Nd5 3.Kb2 cxd4 4.cxd4 Nc3 5.Qe1 Nxd1+ 6.Qxd1 Qc7 7.Ka2 Bd5+ 8.Kb1 Qc3 ³ (-0.62) Depth: 10/33 00:00:32 20313kN 1...Nxc3+ 2.bxc3 Nd5 3.Kb2 cxd4 4.cxd4 Nc3 5.Qe1 Nxd1+ 6.Qxd1 f4 7.exf4 Rxf4 8.Rh1 Bxf3 9.Nxf3 a5 µ (-0.74) Depth: 11/33 00:00:45 29773kN 1...Nxc3+ 2.bxc3 Nd5 3.Kb2 cxd4 4.cxd4 Nc3 5.Qe1 Nxd1+ 6.Qxd1 f4 7.exf4 Rxf4 8.Rh1 Bxf3 9.Nxf3 a5 µ (-0.74) Depth: 11/36 00:01:08 45532kN (Pascutto, Gent 16.07.2002)
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