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Subject: Re: Ruffian 2.1.0 - CM9000 Alliance (exchange sac)

Author: John Merlino

Date: 16:49:33 09/29/04

Go up one level in this thread


On September 29, 2004 at 18:02:59, Graham Banks wrote:

>From Super Tournament III Final at 40 moves in 120 minutes repeating.
>If somebody could post a diagram, I'd like to see how many programs allow the
>exchange sac at move 21.
>Graham.
>
>
>(1612) Ruffian 2.1.0 - CM9000 Alliance [D19]
>Super Tournament III Final Howick (1.2), 30.09.2004
>1.d4  0.01/0  0  d5 2.c4  0.01/0  0  c6 3.Nf3  0.01/0  0  Nf6 4.Nc3  0.01/0  0
>dxc4 5.a4  0.01/0  0  Bf5 6.e3  0.01/0  0  e6 7.Bxc4  0.01/0  0  Bb4 8.0–0
>0.01/0  0  0–0 9.Qe2  0.01/0  0  c5 10.e4  0.48/13  2:22  Bg4  -0.18/13  4:20
>11.dxc5 (e5)  0.08/15  5:01  11...Nc6  -0.29/13  4:44  12.Rd1  0.13/13  1:56
>Qe7  -0.16/12  4:12  13.Bb5  0.11/12  2:10  Ne5 (Rfd8)  -0.38/12  2:21  14.Bf4
>0.00/14  5:01  Bxf3 (Bxc3)  -0.62/13  2:24  15.gxf3  0.03/16  3:58  Bxc3
>-0.34/13  3:46  16.bxc3  0.09/15  2:01  Qxc5  -0.36/13  3:13  17.Be3  0.04/14
>2:07  Qc8 (Qc7)  -0.53/13  5:21  18.Bd4  0.25/14  2:05  Ng6  -0.48/13  2:50
>19.Qe3 (Bxf6)  0.17/15  5:19  19...e5 (a6)  -0.72/14  3:24  20.Bc5  0.06/16
>3:38  a6 (Rd8)  -0.71/14  5:02  21.Bxf8  0.36/16  2:12  axb5  -0.78/14  4:02
>22.Bb4 (Ba3)  0.30/16  4:55  22...bxa4  -0.85/12  1:05  23.Qg5 (Kh1)  0.51/15
>2:09  23...h6  -0.85/13  3:19  24.Qg3 (Qf5)  0.00/19  26:26  24...Qc4  -0.96/13
>3:54  25.Kh1 (Qh3)  0.00/15  1:33  25...Qe2 (Nh5)  -1.06/12  2:03  26.Re1
>0.13/16  3:07  Qc2  -0.89/14  4:32  27.Rac1 (Qg2)  0.00/15  2:41  27...Qb3 (Qa2)
> -1.26/13  2:06  28.Qh3 (Rb1)  0.06/14  1:36  28...a3  -1.78/13  3:11  29.Rb1
>-0.15/16  4:05  Qa4 (Qc2)  -1.91/13  2:21  30.Ra1 (Qf1)  0.00/15  1:50  30...Nf4
>(a2)  -1.54/14  3:15  31.Qf1  0.00/15  2:09  a2  -1.53/14  3:43  32.Bd6 (Red1)
>0.00/16  2:45  32...Nd7  -1.89/14  3:30  33.Red1  -0.03/16  2:49  Qb3 (Qc2)
>-1.88/13  2:39  34.Qe1 (Bb4)  -0.15/16  3:41  34...Qc4  -2.10/13  2:18  35.Qd2
>(Bb4)  -0.39/16  3:41  35...b5 (Qe6)  -2.23/13  2:58  36.Rdc1 (Be7)  -0.24/14
>2:36  36...Nc5 (Nb6)  -2.23/13  6:56  37.Bxc5  -0.91/17  3:57  Qxc5  -2.37/13
>1:32  38.Re1 (Qd1)  -0.85/17  2:00  38...Qa3 (Qc8)  -2.93/14  3:59  39.Qc1 (Re3)
> -1.79/17  4:56  39...Qb3  -2.95/14  3:31  40.Qe3 (Re3)  -1.53/16  1:56
>40...Ra3 (Rd8)  -2.98/13  4:20  41.Qc5  -1.55/15  2:52  Kh7  -3.29/13  4:41
>42.Rg1 (Rf1)  -3.93/18  18:28  42...Ne2  -4.94/14  3:39  43.Rge1  -4.10/17  4:05
> Qxc3  -6.70/15  4:11  44.Qxc3  -4.76/21  2:38  Nxc3  -6.53/16  1:58  45.Rec1
>(Kg2)  -5.26/21  2:51  45...Rb3 (b4)  -7.12/16  2:24  46.Rxc3 (Kg2)  -4.97/21
>2:03  46...Rb1+ -8.57/18  2:49  0–1

[D]r1q2rk1/pp3ppp/5nn1/1BB1p3/P3P3/2P1QP2/5P1P/R2R2K1 b - - 0 20

CM9_SKR on an AMD 2500 needs 0:55 to settle on 20...a6:

Time	Depth	Score	Positions	Moves
0:00	1/3	-0.14	1200		20...Rd8 21.Rxd8+ Qxd8 22.Bxa7 Nf4
0:00	1/4	0.21	2259		20...Rd8 21.Rxd8+ Qxd8 22.Bxa7
					Nf4 23.Kh1
0:00	1/4	-0.20	7963		20...Nh4 21.Kf1 Qh3+ 22.Ke2 Rfd8
					23.Be7
0:00	1/5	0.17	15055		20...Nh4 21.Kh1 Rd8 22.Rxd8+ Qxd8
					23.Rb1 b6
0:00	1/5	-0.11	19755		20...Rd8 21.Rxd8+ Qxd8 22.Bxa7
					Nf4 23.Kh1 Qc7
0:00	1/6	-0.02	32808		20...Rd8 21.Rxd8+ Qxd8 22.Bxa7
					Nf4 23.Kh1 Qd6 24.Bb6
0:00	1/7	-0.06	98227		20...Rd8 21.Rxd8+ Qxd8 22.Bxa7
					Nf4 23.Kh1 Qd6 24.Bc5
0:00	1/8	0.22	160492		20...Rd8 21.Rxd8+ Qxd8 22.Bxa7
					Nf4 23.Bb6 Qc8 24.Kh1 Qh3 25.Rg1
0:00	1/8	0.12	216477		20...Nh4 21.Kh1 Rd8 22.Rxd8+ Qxd8
					23.Be2 Ng6 24.Bxa7 Qc7 25.Bb5
0:01	1/8	-0.14	264980		20...a6 21.Bxf8 axb5 22.Bd6 bxa4
					23.Qb6 Qxc3 24.Qxb7 Rd8
0:02	1/9	0.13	520555		20...a6 21.Bxf8 axb5 22.Bb4 bxa4
					23.Qc5 Qe8 24.Qc7 Nf4 25.Qxb7
0:03	1/9	-0.10	966334		20...Rd8 21.Bxa7 Rxd1+ 22.Rxd1
					Nh4 23.Kh1 Nxf3 24.Be2 Ng5 25.Qxg5
					Rxa7 26.Qxe5 Rxa4
0:07	1/10	-0.10	1835560		20...Rd8 21.Bxa7 Rxd1+ 22.Rxd1
					Nh4 23.Kh1 Nxf3 24.Be2 Ng5 25.Qxg5
					Rxa7 26.Qxe5 Rxa4
0:13	1/11	-0.09	3710531		20...Rd8 21.Bxa7 Rxd1+ 22.Rxd1
					Nh4 23.Kh1 Nxf3 24.Qxf3 Rxa7 25.Qf5
					Qc7 26.f4 exf4 27.Qxf4
0:36	1/12	-0.17	10222185	20...Rd8 21.Bxa7 Rxd1+ 22.Rxd1
					Nh4 23.Kh1 Qh3 24.Bf1 Qxf3+ 25.Qxf3
					Nxf3 26.Be3 Nxe4 27.Bg2 Nfg5 28.Rd7
					f5
0:55	1/12	-0.47	15218700	20...a6 21.Bxf8 axb5 22.Ba3 bxa4
					23.Kh1 Qh3 24.Rg1 Nf4 25.Rab1 Qd7
					26.Rb6
1:33	1/13	-0.36	26105807	20...a6 21.Bxf8 axb5 22.Ba3 bxa4
					23.Kh1 Qh3 24.Rg1 b5 25.Rab1 Qd7
					26.Qe2 Qc6 27.Rxb5 Qxc3
3:00	2/14	-0.38	51734244	20...a6 21.Bxf8 axb5 22.Ba3 bxa4
					23.Kh1 Qh3 24.Rg1 b6 25.Rab1 Nd7
					26.c4 Nf4 27.Bd6 Rc8

jm



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