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Subject: Re: nice king attack position

Author: Steven J. Brann

Date: 06:19:06 08/30/03

Go up one level in this thread


On August 30, 2003 at 05:57:24, Vincent Lejeune wrote:

>On August 30, 2003 at 00:27:02, John Merlino wrote:
>
>>On August 29, 2003 at 22:06:50, Jon Dart wrote:
>>
>>>This is from a game Abrok 5-Arasan 6.3, part of Leo Dijksman's WBEC tourney:
>>>
>>>[D] 3r1r2/pb3pkp/1pn1qNp1/2p1P3/5P2/P2BQ3/1P4PP/3R1R1K w - -
>>>
>>>f5! 1-0.
>>
>>Chessmaster 9000, on a P4-2.4, says:
>>
>>Time	Depth	Score	Positions	Moves
>>0:00	1/5	0.52	64687		1.Qg3 Nd4 2.Qh4 h6 3.Rfe1 h5 4.Qg5
>>0:00	1/6	0.41	103536		1.Qg3 Nd4 2.Rc1 Kh8 3.Qh4 h5 4.Rfd1
>>0:00	1/6	0.76	139248		1.Be4 Ba6 2.Bxc6 Bxf1 3.Bd5 Rxd5
>>					4.Rxd5
>>0:01	1/7	0.31	254308		1.Be4 Ba6 2.Rfe1 Nd4 3.Bd3 Bb7
>>					4.Qg3 Kh8
>>0:01	1/7	0.35	317721		1.Qg3 Nd4 2.Rfe1 h6 3.Qh4 Qb3 4.Rd2
>>					Qe6
>>0:05	1/7	0.48	873749		1.Rd2 h6 2.Be4 Rxd2 3.Qxd2 Rd8
>>					4.Qc3 Ba6
>>0:07	1/8	0.55	1277035		1.Rd2 h6 2.Rc1 Nd4 3.Bc4 Qc6 4.Re1
>>					Qc7 5.Rdd1
>>0:22	1/9	0.41	4120284		1.Rd2 h6 2.Kg1 Nd4 3.f5 Qb3 4.fxg6
>>					fxg6 5.Qg3 Ne2+ 6.Rxe2 Rxd3
>>0:32	1/9	0.54	6030806		1.Qg3 Nd4 2.Rd2 c4 3.f5 Qe7 4.Nxh7
>>					Nxf5 5.Rxf5 Kxh7
>>0:39	1/9	0.80	7530827		1.Be4 Ba6 2.f5 Qxe5 3.Ng4 Qxb2
>>					4.Qh6+ Kh8 5.f6 Rg8 6.Bxc6 Rxd1
>>					7.Rxd1 Qxa3
>>0:58	1/9	4.12	11409073	1.f5 Qb3 2.Nh5+ Kh8 3.Qh6 Rg8 4.fxg6
>>					fxg6 5.Bxg6 Rxg6 6.Rxd8+ Nxd8 7.Rf8+
>>					Qg8 8.Rxg8+ Kxg8 9.Nf6+ Kf7 10.Qxh7+
>>					Rg7
>>1:15	1/10	4.27	14968838	1.f5 Qb3 2.Nxh7 Nd4 3.Nxf8 Rxf8
>>					4.Qg5 c4 5.f6+ Kg8 6.Bxg6
>>
>>jm
>
>Chessmaster 9000-SKR, SS=16, Barton 2800+, a little faster :
>
>Time	Depth	Score	Positions	Moves
>0:00	1/3	1.00	2090		1.Be4 Ba6 2.f5 Qxe5 3.Rxd8 Nxd8
>0:00	1/4	0.76	5584		1.Be4 Ba6 2.Rfe1 Nd4 3.Bd3
>0:00	1/4	1.08	7566		1.Rc1 Ne7 2.f5 Nd5
>0:00	1/5	0.58	30499		1.Rc1 Qb3 2.Qh3 h5 3.Rcd1 Qxb2
>					4.Bc4
>0:00	1/5	0.89	78372		1.Qg3 Nd4 2.Qh4 h6 3.Rfe1 b5
>0:00	1/6	0.77	112268		1.Qg3 Nd4 2.Qg5 h6 3.Qh4 b5
>0:00	1/6	1.07	154488		1.Be4 Ba6 2.Bxc6 Bxf1 3.Bd5 Rxd5
>					4.Rxd5
>0:01	1/7	0.67	255935		1.Be4 Ba6 2.f5 Qxe5 3.Ng4 Qxb2
>					4.Bxc6 Bxf1 5.Rxf1
>0:01	1/7	0.73	302032		1.Qg3 Nd4 2.Rfe1 h6 3.Qh4 b5 4.a4
>					bxa4
>0:04	1/8	0.81	1072206		1.Qg3 h6 2.Be4 Ba6 3.Rfe1 Nd4 4.Bd3
>					Bxd3 5.Qxd3
>0:14	1/9	0.75	3453493		1.Qg3 h6 2.Be4 Ba6 3.Rfe1 Nd4 4.Bd3
>					Bxd3 5.Qxd3 Kh8
>0:23	1/9	1.12	5740661		1.Be4 Ba6 2.f5 Qxe5 3.Ng4 Qxb2
>					4.Qh6+ Kh8 5.f6 Rg8 6.Bxc6 Rxd1
>					7.Rxd1 Qxa3
>0:39	1/9	4.44	9915849		1.f5 Qb3 2.Nh5+ Kh8 3.Qh6 Rg8 4.fxg6
>					fxg6 5.Bxg6 Rxg6 6.Rxd8+ Nxd8 7.Rf8+
>					Qg8 8.Rxg8+ Kxg8 9.Nf6+ Kf7 10.Qxh7+
>					Rg7
>0:52	1/10	3.20	13640938	1.f5 Rxd3 2.Qxd3 Qc8 3.fxg6 Ba6
>					4.Qg3 fxg6 5.Qh4 h5
>1:03	1/11	3.35	17142619	1.f5 Rxd3 2.Qxd3 Qc8 3.Qh3 Rh8
>					4.Ne4 Ba6 5.f6+ Kg8 6.Qxc8+ Bxc8
>					7.Rd6 Bb7 8.Rd7
>1:30	1/12	3.81	25646727	1.f5 Rxd3 2.Qxd3 Qc8 3.Qg3 Nd4
>					4.Qh4 h5 5.fxg6 fxg6 6.Nxh5+ gxh5
>					7.Qe7+ Kg8 8.Rxf8+ Qxf8 9.Qxb7
>2:56	1/13	4.46	52423579	1.f5 Rxd3 2.Qxd3 Qc8 3.Qg3 Rd8
>					4.Qh4 h5 5.fxg6 fxg6 6.Nxh5+ gxh5
>					7.Qf6+ Kg8 8.Qf7+ Kh8 9.Qxh5+ Kg8
>					10.Rxd8+ Qxd8 11.Qf7+ Kh8 12.Qxb7
>					Nxe5 13.Qxa7

CM9000 with custom personality and 3.0G P4 HT machine finds it in similar
time... 38 seconds.

Time	Depth	Score	Positions	Moves
0:00	1/3	0.64	2419		1.Be4 Ba6 2.f5 Qxe5 3.Rxd8 Nxd8
0:00	1/4	0.58	5804		1.Be4 Ba6 2.Rxd8 Rxd8 3.Rc1
0:00	1/4	0.78	7652		1.Rc1 Ne7 2.f5 Nd5
0:00	1/5	0.30	27987		1.Rc1 Qb3 2.Rfd1 Qxb2 3.Be4 Kh8
0:00	1/5	0.31	44174		1.Rd2 Kh8 2.Be4 Ba6 3.Rxd8 Rxd8
0:00	1/5	0.63	67940		1.Qf2 Nd4 2.Qh4 h6 3.Rfe1 b5
0:00	1/6	0.53	117364		1.Qf2 Nd4 2.Qg3 Kh8 3.Qh4 h5 4.Nxh5
0:00	1/6	0.60	151593		1.Rd2 Kh8 2.Rc1 Na5 3.Rdd1 Nb3
0:00	1/6	0.85	173978		1.Be4 Ba6 2.Bxc6 Qxc6 3.Rfe1 h6
					4.Qc3 Qe6
0:01	1/7	0.33	294930		1.Be4 Ba6 2.Rxd8 Rxd8 3.Rc1 Nd4
					4.Bd3
0:01	1/7	0.46	369091		1.Qf2 Nd4 2.Qh4 h6 3.Rfe1 Qb3 4.Ng4
					h5 5.Qf6+ Kh7
0:05	1/8	0.32	1298431		1.Qf2 Qb3 2.Qc2 Qxc2 3.Bxc2 Ba6
					4.Rfe1 Nd4 5.Be4 Bc4
0:06	1/8	0.45	1667341		1.Rf3 Nd4 2.Rh3 Rh8 3.Rf1 Nf5 4.Bxf5
					Qxf5 5.Qc3 h5
0:09	1/8	0.62	2333857		1.Rd2 h6 2.Rc1 Nd4 3.Bc4 Qe7 4.Rdd1
					Nf5 5.Qe1
0:11	1/8	0.73	2920225		1.Qg3 Qb3 2.Rd2 h6 3.Rfd1 c4 4.Be2
					Qxg3 5.hxg3 Rxd2 6.Rxd2
0:23	1/9	0.64	5986932		1.Qg3 Rd4 2.Be4 Rfd8 3.Rxd4 Rxd4
					4.Qh4 h5 5.Qg5 Rd2 6.Nxh5+ Kg8
0:28	1/9	1.07	7330506		1.Be4 Ba6 2.f5 Qxe5 3.Ng4 Qxb2
					4.Qh6+ Kh8 5.f6 Rg8 6.Bxc6 Rxd1
					7.Rxd1 Qxa3
0:38	1/9	5.42	10343717	1.f5 Qb3 2.Nh5+ Kh8 3.Qh6 Rg8 4.fxg6
					fxg6 5.Bxg6 Rxg6 6.Rxd8+ Nxd8 7.Rf8+
					Qg8 8.Rxg8+ Kxg8 9.Nf6+ Kf7 10.Qxh7+
					Rg7
0:47	1/10	5.42	13087939	1.f5 Qb3 2.Nh5+ Kh8 3.Qh6 Rg8 4.fxg6
					fxg6 5.Bxg6 Rxg6 6.Rxd8+ Nxd8 7.Rf8+
					Qg8 8.Rxg8+ Kxg8 9.Nf6+ Kf7 10.Qxh7+
					Rg7
1:19	1/11	3.72	22584931	1.f5 Rxd3 2.Qxd3 Qc8 3.Qh3 Rh8
					4.Ne4 Qf8 5.Rd7 Bc8 6.Rc7 Ba6
1:44	1/12	4.61	30544454	1.f5 Rxd3 2.Qxd3 Qc8 3.Qg3 Nd4
					4.Qh4 h5 5.fxg6 fxg6 6.Nxh5+ gxh5
					7.Qe7+ Kg8 8.Rxf8+ Qxf8 9.Qxb7

Steve



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