Author: Steven J. Brann
Date: 07:25:13 03/16/01
Go up one level in this thread
On March 16, 2001 at 05:45:10, Sune Larsson wrote: > > [D]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! ;) > > Sune CM8000 find it in 1:48 on a PIII 933 with some other applications running. Time Depth Score Positions Moves 0:00 1/4 -1.36 7536 1...Qd8-e7 2. Qh4-f2 Ra8-c8 3. Ng1-e2 0:00 2/6 -1.82 47837 1...Nc3-b1 2. Rd2-d3 Ra8-c8 3. e3-e4 Bf5-e6 4. Rd3-b3 Nb1-c3 0:01 3/7 -1.78 115577 1...Nc3-b1 2. Rd2-d3 Qd8-e7 3. e3-e4 Bf5-e6 4. Rd3-b3 Nb1-c3 5. Qh4-f2 0:02 3/8 -1.99 282975 1...Nc3-b1 2. Rd2-d3 Qd8-e7 3. c4-c5 Bf5xd3 4. Bf1xd3 g7-g5 5. Qh4-f2 Nb1-c3 6. e3xd4 e5xd4+ 7. Ng1-e2 Nc3xe2 8. Bd3xe2 0:10 4/9 -1.94 1121914 1...Nc3-b1 2. Rd2-d3 Qd8-e7 3. c4-c5 Nb1-c3 4. e3-e4 Bf5-e6 5. Ng1-e2 Be6-c4 6. Rd3-d2 0:50 4/10 -1.94 5476629 1...Nc3-b1 2. Rd2-d3 Qd8-e7 3. c4-c5 Nb1-c3 4. e3-e4 Bf5-e6 5. Ng1-e2 Be6-c4 6. Rd3-d2 1:38 4/10 -2.33 10690517 1...Qd8-e8 2. c4-c5 Qe8-a4 3. e3xd4 Qa4xa3 4. Bf1-c4+ Kg8-h8 5. Ke1-f1 Qa3xb4 6. d4xe5 f6xe5 7. Ng1-e2 Nc3xe2 8. Kf1xe2 Qb4xc5 1:48 4/10 -2.71 12162261 1...d4xe3 2. Rd2xd8 Rf8xd8 3. Bf1-e2 Bf5-d3 4. Ke1-f1 Bd3xe2+ 5. Ng1xe2 Rd8-d1+ 6. Qh4-e1 Rd1xe1+ 7. Kf1xe1 Nc3-b1 8. a3-a4 Nb1-a3 9. Ke1-f1 Na3xc4 10. f3-f4 Ra8-d8 2:52 5/11 -2.58 21839825 1...d4xe3 2. Rd2xd8 Ra8xd8 3. Bf1-e2 Bf5-d3 4. Be2-d1 Nc3xd1 5. Ke1xd1 Bd3-f1+ 6. Kd1-e1 Bf1xg2 7. Qh4-e4 b7-b6 8. Qe4xe3 Bg2xh1 9. Ke1-f2 7:52 6/12 -2.75 66374613 1...d4xe3 2. Rd2xd8 Ra8xd8 3. Bf1-e2 Bf5-d3 4. Ke1-f1 Bd3xe2+ 5. Ng1xe2 Rd8-d1+ 6. Qh4-e1 Rd1xe1+ 7. Kf1xe1 Nc3-b1 8. Ne2-g3 Nb1xa3 9. c4-c5 Rf8-d8 10. Ng3-e4 Na3-c2+ 11. Ke1-e2 Nc2xb4 12. Ke2xe3 Steve
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