Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Testposition - Hungarian Rhapsody

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



This page took 0.01 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.