Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Test Position

Author: John Merlino

Date: 10:57:00 11/17/04

Go up one level in this thread


On November 16, 2004 at 23:38:00, Anthony Cozzie wrote:

>[D]3r3r/pp4k1/4b1q1/2pnP3/7P/1P4P1/P2RQ1BK/R7 b - - 0 36
>
>Today Zappa got its first win against Shredder at slow timecontrols (opponent
>was on a dual opteron at 45 10).  Here it uncorked Nf4! and white is lost.
>
>1... Rh8-f8 2. Ra1-e1 Be6-g4 3. Qe2-e4 Bg4-f5 4. Qe4-f3 Bf5-c2 5. Qf3-e2 Nd5-c3
>6. Qe2-e3 Rd8xd2
> = (2.24)	Depth: 11/30	00:00:19.18	26758kN (1395 KN/s, 717 splits, 79 aborts)
>1 ...Nd5-f4++
> + (2.63)	Depth: 11/30	00:00:26.78	37848kN (1413 KN/s, 921 splits, 98 aborts)
>1... Nd5-f4 2. g3xf4 Rh8xh4 3. Kh2-g1 Rd8xd2 4. Qe2xd2 Qg6-g3 5. Kg1-f1 Rh4xf4
>6. Kf1-g1 Be6-d5 7. Ra1-f1 Bd5-f3
> = (2.93)	Depth: 11/30	00:00:27.49	38942kN (1416 KN/s, 940 splits, 99 aborts)
>1... Nd5-f4 2. Qe2-f2 Nf4xg2 3. Rd2xd8 Rh8xd8 4. Qf2xg2 b7-b6 5. Ra1-f1 Qg6-g4
>6. Kh2-g1 Rd8-d3 7. Rf1-f4 Qg4xg3 8. Qg2xg3 Rd3xg3
> = (3.25)	Depth: 15/35	00:02:07.13	196517kN (1546 KN/s, 2388 splits, 211 aborts)
>
>anthony

Great shot! CM9_R1 on an AMD 2500 needs just over seven minutes to find this
excellent move:

Time	Depth	Score	Positions	Moves
0:00	1/3	-1.50	1992		36...Nc3 37.Qf2 Rxd2 38.Qxd2
0:00	1/4	-0.99	7118		36...Nc3 37.Qe3 Rxd2 38.Qxd2 Ne4
					39.Qf4
0:00	1/4	-1.53	12408		36...Qg5 37.Qe1 Rh5 38.Bf3
0:00	1/4	-1.57	17856		36...Qh5 37.Rc1 Qxe2 38.Rxe2 Bg4
0:00	1/5	-1.12	43618		36...Qh5 37.Qe1 Qf7 38.Rc1 b6 39.Qe4

0:00	1/5	-1.18	75968		36...Rhf8 37.Rc1 Bg4 38.Qb5 Nc7
					39.Qa5
0:00	1/5	-1.25	87039		36...Qh6 37.Bxd5 Bxd5 38.Rad1 Qe6
					39.Qe3
0:00	1/6	-1.33	119731		36...Qh6 37.Bxd5 Bxd5 38.Rad1 Qe6
					39.Qe3 b6
0:00	1/6	-1.60	166092		36...Qg5 37.Qe1 Qe3 38.Re2 Qd3
					39.Rc1
0:01	1/7	-1.55	299759		36...Qg5 37.Qe1 Qe3 38.Re2 Qc3
					39.Rd1 Qxe1 40.Rexe1
0:02	1/8	-1.32	676459		36...Qg5 37.Qe1 Qe3 38.Re2 Qd3
					39.Rd1 Qf5 40.Qa5 Qg4
0:11	1/9	-1.05	2917341		36...Qg5 37.Qe1 Qe3 38.Re2 Qd3
					39.Rd2 Qf5 40.Rc1 b6 41.Qe2
0:22	1/9	-1.16	6011917		36...Qh6 37.Bxd5 Rxd5 38.Rxd5 Bxd5
					39.Rd1 Qe6 40.Qd2 Be4 41.Qg5+ Bg6
					42.Rd6
0:34	1/10	-0.99	9100099		36...Qh6 37.Bxd5 Rxd5 38.Rxd5 Bxd5
					39.Rd1 Bc6 40.e6 Qf6 41.e7 Re8
					42.Re1 Bf3
0:40	1/10	-1.18	10855760	36...Qg5 37.Qe1 Qe3 38.Re2 Qd3
					39.Rd2 Qf5 40.Rad1 Qf7 41.Rf2
0:54	1/10	-1.29	14702528	36...Rhf8 37.Qe1 Nb4 38.Rxd8 Rxd8
					39.Qe3 b6 40.Rf1 Nd5 41.Bxd5 Bxd5
					42.Qf2
1:52	1/11	-1.38	29966550	36...Rhf8 37.Qe1 Nb4 38.Rxd8 Rxd8
					39.Qe3 b6 40.Rf1 Nd5 41.Qd2 Kh8
					42.Rf6
4:51	1/12	-1.39	79495126	36...Rhf8 37.Rg1 Kh8 38.Rc1 Qh6
					39.Qe1 Ne3 40.Rxd8 Rxd8 41.Bxb7
					Rd2+ 42.Kg1 Rxa2 43.Rxc5 Bxb3
7:03	1/12	-1.47	118389100	36...Nf4 37.gxf4 Rxd2 38.Qxd2 Rxh4+
					39.Kg1 Qg3 40.Kf1 Rh2 41.f5 Bxf5
					42.Qd5 Rh1+ 43.Bxh1 Bd3+ 44.Qxd3
					Qxd3+ 45.Kg1
9:31	1/13	-2.16	162132630	36...Nf4 37.Qf2 Nxg2 38.Rxd8 Rxd8
					39.Qxg2 b6 40.Re1 Qf5 41.Re2 Rd5
					42.Re4 Rxe5 43.Rxe5 Qxe5 44.Qb7+
					Bf7 45.Qxa7

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.