Author: Dieter Buerssner
Date: 07:32:46 03/16/01
Go up one level in this thread
On March 16, 2001 at 05:45:10, Sune Larsson wrote:
>
> r2q1rk1/pp4pp/5p2/4pb2/1PPp3Q/P1n1PP2/3R2PP/4KBNR b K - 0 1
>
> Quinteros-Ribli, Montilla 1974
>
> In this GM battle the black pawn on d4 is about to fall. But black's
> lead in development is so great that he can unleash a mating attack
> against the poorly placed white king, by sacrificing his queen for a
> rook and planting a pawn on e3.
>
> This is far from "gambling with a sacrifice". It is simply chess.
> White's pieces are not participating in the game, so the "normal"
> pawn counting is not valid. And white is punished severely for
> neglecting his development. The game went:
>
> 1.-dxe3! 2.Rxd8 Rfxd8 3.Be2 Rd2
>
> (White is completely tied up. Note the constricting part played by pawn e3.)
>
> 4.g4 Bd3 5.Kf1 Nxe2 6.Nxe2 Rxe2 7.Kg1 Rd8 0-1
>
>
> Test: We wanna see them programs play 1.-dxe3! ;)
Yace sticks with Qe8:
2068860 22.081 1.58 8. 1...Qe8 2.c5 Qa4 3.Bc4+ Kh8 4.exd4 Qxa3 5.Kf1
Qxb4 6.Bd3 {80}
3288171 34.392 1.60 9t 1...Qe8 2.c5 Qa4 3.Bc4+ Kh8 4.exd4 Qxa3 5.Kf1
Qxb4 6.Bd3 Ne4 {80}
3786916 39.789 1.61 9t+ 1...Nb1 2.Rd3 Qe7 3.e4 Be6 4.Rb3 Nxa3 5.Ne2
Nxc4 6.Nxd4 {80}
4131765 45.566 1.65 9t 1...Nb1 2.Rd3 Qe7 3.c5 Bxd3 4.Bxd3 g5 5.Qf2 Nc3
6.Ne2 {150}
6444408 1:09.6 1.65 9. 1...Nb1 2.Rd3 Qe7 3.c5 Bxd3 4.Bxd3 g5 5.Qf2 Nc3
6.Ne2 {150}
8288111 1:32.0 1.61 10t 1...Nb1 2.Rd3 Qe7 3.c5 Bxd3 4.Bxd3 g5 5.Qf2 Nc3
6.Bc4+ Kh8 7.Ne2 {150}
10381167 1:57.3 1.62 10t+ 1...Qe8 2.c5 Qa4 3.Bc4+ Kh8 4.exd4 Qxa3 5.Kf1
Qxb4 6.Bd3 Bxd3+ 7.Ne2 {430}
16037431 3:02.3 1.80 10t 1...Qe8 2.g4 dxe3 3.Rd6 Qa4H 4.gxf5H Rad8H
5.Qf2H {HT} {-270}
22508987 4:09.1 1.80 10. 1...Qe8 2.g4 dxe3 3.Rd6 Qa4 4.gxf5 Rad8 5.Qf2
{HT} {-270}
46395100 8:34.5 2.07 11t 1...Qe8 2.Kf2 dxe3+ 3.Kxe3 e4 4.f4 Qa4 5.g4
Qxa3 6.gxf5 Nb1+ 7.Ke2 Nxd2 8.Kxd2 Rfd8+ 9.Ke1
{-110}
64617558 11:36.6 2.07 11. 1...Qe8 2.Kf2 dxe3+ 3.Kxe3 e4 4.f4 Qa4 5.g4
Qxa3 6.gxf5 Nb1+ 7.Ke2 Nxd2 8.Kxd2 Rfd8+ 9.Ke1
{-110}
But the scores are pretty close. After 1...dxe3:
1107238 11.638 -1.68 9. 2.Rxd8 Raxd8 3.Be2 Bd3 4.Bd1 Nxd1 5.Ne2 Nf2
6.Rg1 g5 7.Qh6 {71}
1930200 18.598 -1.98 10t 2.Rxd8 Raxd8 3.Be2 Bd3 4.Bd1 Nxd1 5.Nh3 Rd4
6.f4 Bxc4 7.Qh5 exf4 {-89}
2119866 20.270 -1.98 10. 2.Rxd8 Raxd8 3.Be2 Bd3 4.Bd1 Nxd1 5.Nh3 Rd4
6.f4 Bxc4 7.Qh5 exf4 {-89}
4529436 47.501 -2.03 11t 2.Rxd8 Rfxd8 3.Be2 Bd3 4.Bd1 Nxd1 5.Kxd1 Bf1+
6.Ke1 Bxg2 7.Qe4 Bxh1 8.Qxe3 Bg2 9.Ne2 {-89}
5081281 54.421 -2.03 11. 2.Rxd8 Rfxd8 3.Be2 Bd3 4.Bd1 Nxd1 5.Kxd1 Bf1+
6.Ke1 Bxg2 7.Qe4 Bxh1 8.Qxe3 Bg2 9.Ne2 {-89}
12307966 1:58.4 -2.11 12t 2.Rxd8 Rfxd8 3.Be2 Bd3 4.Bd1 Nxd1 5.Kxd1 Bf1+
6.Ke1 Bxg2 7.Qe4 b6 8.Qxe3 Bxh1 9.c5 Rd4 {-89}
13490713 2:10.3 -2.11 12. 2.Rxd8 Rfxd8 3.Be2 Bd3 4.Bd1 Nxd1 5.Kxd1 Bf1+
6.Ke1 Bxg2 7.Qe4 b6 8.Qxe3 Bxh1 9.c5 Rd4 {-89}
40431863 6:26.2 -2.46 13t 2.Rxd8 Raxd8 3.Be2 Rd2 4.Kf1 Nxe2 5.Nxe2 Rd1+
6.Qe1 Rfd8 7.g4 Rxe1+ 8.Kxe1 Bc2 9.Ng1 Rd3
10.Ke2 {HT} {-90}
-- Dieter
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