Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: tough stuff

Author: Dan Ellwein

Date: 19:02:45 05/13/04

Go up one level in this thread


On May 12, 2004 at 16:09:39, John Merlino wrote:

>On May 12, 2004 at 02:37:56, Will Singleton wrote:
>
>>[d]rn2k1r1/p4ppp/1pp1p3/8/P1NP2Q1/2B3P1/1P6/R3KB1q w Qq - 0 16
>>
>>This is Amateur-Djinn, from ICC today.
>>
>>16. O-O-O! Nd7 (16... Qd5 17. Bb4 h5 18. Qh4 +-) 17. d5! cxd5 18. Bh3 Qxd1+ 19.
>>Qxd1! dxc4 20. Qd6 {game over}
>>
>>Djinn didn't play 18...Qxd1 in the game, but then we wouldn't have the
>>opportunity to look at 19.Qxd1.  And if 16.O-O-O is too hard, then try 17.d5 and
>>19.Qxd1.
>>
>>Here's the position from 17.d5, Amateur, on a p4 2.8ghz:
>>
>>[d]r3k1r1/p2n1ppp/1pp1p3/8/P1NP2Q1/2B3P1/1P6/2KR1B1q w q - 0 17
>>
>>12 111 5543 19661523 d5 cxd5 Bh3 Qh2 Nd6 Ke7
>>13 109 7269 25641213 d5 cxd5 Bh3 Qh2 Nd6 Ke7 Nxf7 Nc5 Bb4 Re8 Ng5 Kd7 Rxd5 Kc6
>>Nf3 Qh1 Rd1
>>14 200 19349 67027183 d5 cxd5 Bh3 Qxd1 Qxd1 dxc4 Qd6 Rd8
>>
>>Note: the move 19.Qxd1 (not Kxd1) is critical in the above line.
>
>Here's what CM_SKR says on an AMD 2500+ for each of the three positions you ask
>about:
>
>16. The King is pretty happy with Qf4
>Time	Depth	Score	Positions	Moves
>0:00	1/3	0.85	1823		16.Qf4 f6 17.O-O-O Nd7
>0:00	1/4	1.15	4592		16.Qf4 f6 17.O-O-O Nd7 18.Be2
>0:00	1/5	1.12	18201		16.Qf4 f6 17.O-O-O Nd7 18.Re1 Kf7
>0:00	1/6	0.89	54606		16.Qf4 f6 17.Qg4 Ke7 18.Qf4 Rd8
>					19.O-O-O
>0:01	1/7	1.12	197245		16.Qf4 f6 17.Qc7 Nd7 18.O-O-O Rd8
>					19.Be2 Qh6+ 20.Bd2 Qh2
>0:03	1/8	0.97	711348		16.Qf4 Nd7 17.Nd6+ Ke7 18.Bb4 f6
>					19.Ne4+ Kd8 20.O-O-O g5
>0:07	1/8	1.09	1809117		16.a5 b5 17.Nd6+ Ke7 18.Ne4 Qh6
>					19.Bb4+ Kd8 20.Bd2 f5
>0:10	1/9	1.18	2596916		16.a5 b5 17.Nd6+ Ke7 18.Qf4 Na6
>					19.Ne4 Rgd8 20.O-O-O Kf8 21.Bxb5
>					Qxd1+ 22.Kxd1 cxb5
>0:20	1/10	1.10	5361855		16.a5 b5 17.Nd6+ Ke7 18.Qf4 Na6
>					19.Ne4 Rgd8 20.O-O-O f5 21.Bd3 Qh5
>0:38	1/10	1.21	10621921	16.Qf4 f6 17.Qc7 Nd7 18.O-O-O Qd5
>					19.Re1 Rf8 20.Bh3 f5 21.b3 Ke7
>1:17	1/11	1.40	21411519	16.Qf4 Nd7 17.Bb4 f6 18.O-O-O c5
>					19.dxc5 Qh6 20.Qxh6 gxh6 21.c6
>					Nc5 22.Nd6+ Ke7
>3:49	1/12	1.81	64823123	16.Qf4 f6 17.Qc7 Nd7 18.O-O-O Qd5
>					19.Ne5 Nxe5 20.dxe5 Qf3 21.Qd7+
>					Kf8 22.Bc4 Qe3+ 23.Bd2 Qxe5 24.Bxe6
Hi John

CM9_OffSet likes Qf4 here also...

P3/850

Time	Depth	Score	Positions	Moves
0:00	1/3	-0.11	1796		1.Qf4 f6 2.O-O-O Nd7
0:00	1/4	0.16	3982		1.Qf4 f6 2.O-O-O Nd7 3.Re1
0:00	1/5	0.10	13261		1.Qf4 f6 2.O-O-O Nd7 3.Be2
0:00	1/6	0.03	43569		1.Qf4 f6 2.O-O-O Qh6 3.Qxh6 gxh6
					4.Nd6+ Ke7 5.Bb4
0:00	1/6	0.14	62797		1.O-O-O Qh6+ 2.Kb1 Qg6+ 3.Qxg6
					hxg6 4.Bg2 Rh8 5.Bb4
0:02	1/7	0.21	240579		1.O-O-O Nd7 2.Bd3 Qd5 3.Bxh7 Nf6
					4.Ne3 Qb3
0:07	1/8	0.37	709747		1.O-O-O Nd7 2.Qe2 Rd8 3.Bg2 Qh2
					4.Kb1 Qxg3 5.Bxc6
0:12	1/8	0.53	1203554		1.Qf4 f6 2.a5 b5 3.Qc7 Nd7 4.Nd6+
					Ke7 5.Bb4 c5 6.dxc5
0:26	1/9	0.46	2523576		1.Qf4 Nd7 2.a5 g5 3.Qc7 Rd8 4.axb6
					axb6 5.Qxd8+ Kxd8 6.Ra8+ Kc7 7.Rxg8
1:13	1/10	0.80	7370232		1.Qf4 Nd7 2.Bb4 f6 3.Qd6 Qe4+ 4.Kd2
					c5 5.Re1 Qxd4+ 6.Qxd4 cxd4 7.Rxe6+
					Kd8 8.Re4 Nc5 9.Rxd4+ Kc7 10.Bxc5
					bxc5
2:24	1/11	0.91	15500389	1.Qf4 Nd7 2.Bb4 f6 3.Qd6 Qe4+ 4.Kd2
					c5 5.dxc5 Rd8 6.Re1 Nxc5 7.Bxc5
					Qd5+ 8.Qxd5 Rxd5+ 9.Bd3 bxc5 10.Rxe6+
					Kd7
9:55	1/12	1.66	64930802	1.Qf4 f6 2.Qc7 Nd7 3.O-O-O Qd5
					4.Ne5 Nxe5 5.dxe5 Qf3 6.Qd7+ Kf8
					7.exf6 gxf6 8.Qxe6 Re8 9.Qxf6+
					Qxf6 10.Bxf6 Rxg3
20:32	1/13	1.74	137872608	1.Qf4 f6 2.Qc7 Nd7 3.Kf2 Rd8 4.Nd6+
					Ke7 5.Nb7 a5 6.Qd6+ Kf7 7.Nxd8+
					Rxd8 8.Re1 Qd5 9.Qxd5 cxd5
1:23:32	2/14	2.01	581394228	1.Qf4 Na6 2.Nd6+ Ke7 3.Nb7 Ke8
					4.O-O-O Qh6 5.Bxa6 Qxf4+ 6.gxf4
					Ke7 7.Bb4+ Kf6 8.Nd6 Rad8 9.Bc4 Rh8
6:09:44	3/15	2.27	-1684795478	1.Qf4 Na6 2.Ne5 f6 3.Nxc6 Kf7 4.Ne5+
					Ke7 5.O-O-O Qb7 6.d5 Nc5 7.Nc6+
					Ke8 8.Bb5 Kf7 9.dxe6+ Nxe6 10.Ne5+
					Kf8 11.Rd7
best regards,

Dan

<<snip>>

>jm



This page took 0 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.