Author: Richard Pijl
Date: 02:06:26 05/07/04
Go up one level in this thread
On May 07, 2004 at 03:27:39, Martin Baumung wrote:
>Hi all,
>
>in a game between Patriot 1.2.2 vs. CM9000 SKR the following position came up.
>
>[D]4r2k/p2q2p1/7p/8/2Prpp2/2Q3P1/PP2RP1P/4R1K1 w
>
>Patriot played c4c5 and lost. I checked this position with some other engines
>and many also play c4c5. Any engine NOT playing c4c5 (and knowing why)?
>
>Best,
>
>Martin
The Baron (development version) needs less than 2 minutes to change to Qc2, and
then almost 5 minutes to change to gxf4 (on a P4-2.4):
ply time nodes score pv
4( 9)& 0:00.05 11303 +1.43 c4-c5 Rd4-d3 c5-c6 Qd7-d5 Qc3-c2
4( 9). 0:00.05 14823 +1.43 c4-c5 Rd4-d3 c5-c6 Qd7-d5 Qc3-c2
5(12)- 0:00.22 44965 +1.08 c4-c5 (f4-f3) (b2-b3) (f3xe2) (Re1xe2)
5(12)& 0:00.22 50485 +1.08 c4-c5 f4-f3 c5-c6 Qd7-d5 Re2-c2 Re8-d8
5(12). 0:00.22 50517 +1.08 c4-c5 f4-f3 c5-c6 Qd7-d5 Re2-c2 Re8-d8
6(12)+ 0:00.49 106608 +1.43 c4-c5 (f4xg3) (h2xg3) (Qd7-d5) (b2-b4) (Rd
4-d3)
(Qc3-b2)
6(12)& 0:00.77 168333 +1.47 c4-c5 Rd4-d3 c5-c6 Qd7-d5 Qc3-c2 f4-f3
Re2-e3
6(12). 0:00.93 205631 +1.47 c4-c5 Rd4-d3 c5-c6 Qd7-d5 Qc3-c2 f4-f3
Re2-e3
7(14)& 0:02.19 438803 +1.25 c4-c5 f4xg3 h2xg3 Qd7-d5 b2-b3 Re8-d8
Qc3-c2 Rd8-c8
7(14). 0:02.58 537191 +1.25 c4-c5 f4xg3 h2xg3 Qd7-d5 b2-b3 Re8-d8
Qc3-c2 Rd8-c8
8(15)& 0:05.38 1278079 +1.26 c4-c5 Qd7-h3 f2-f3 Re8-d8 f3xe4 f4xg3
Qc3xg3 Qh3xg3 h2xg3 Rd4-c4 b2-b4
8(16). 0:06.81 1654301 +1.26 c4-c5 Qd7-h3 f2-f3 Re8-d8 f3xe4 f4xg3
Qc3xg3 Qh3xg3 h2xg3 Rd4-c4 b2-b4
9(17)& 0:10.49 2643819 +1.03 c4-c5 Qd7-h3 f2-f3 Rd4-d3 Qc3xd3 e4xd3
Re2xe8 Kh8-h7 g3xf4 Qh3xf3 Re8-d8 Kh7-g6
9(19). 0:17.52 4508346 +1.03 c4-c5 Qd7-h3 f2-f3 Rd4-d3 Qc3xd3 e4xd3
Re2xe8 Kh8-h7 g3xf4 Qh3xf3 Re8-d8 Kh7-g6
10(24)- 1:26.83 22709016 +0.68 c4-c5 (f4-f3) (Re2-e3) (Re8-f8) (Kg1-f1) (
Qd7-h3)
(Kf1-g1) (Qh3-g2)
10(24)& 1:27.93 23011785 +0.26 c4-c5 f4-f3 Re2-e3 Re8-f8 Kg1-h1 Qd7-h3
Re1-g1 Rd4-d1 Re3-e1 Rd1xe1 Qc3xe1 Qh3-f5
10(24)> 1:44.41 27415660 +0.27 Qc3-c2
10(24)& 1:46.28 27968651 +0.38 Qc3-c2 f4-f3 Re2-e3 Re8-f8 Kg1-h1 Qd7-h3
Re1-g1 Qh3-d7 Re3xe4 Rd4-d2 Re4-e7
10(24). 2:04.24 32470358 +0.38 Qc3-c2 f4-f3 Re2-e3 Re8-f8 Kg1-h1 Qd7-h3
Re1-g1 Qh3-d7 Re3xe4 Rd4-d2 Re4-e7
11(20)& 2:13.91 35259031 +0.29 Qc3-c2 f4-f3 Re2-e3 Qd7-e6 b2-b3 Re8-f8
Kg1-h1 Qe6-h3 Re1-g1 Rf8-e8 c4-c5 Re8-e5
11(25). 3:43.49 59452732 +0.29 Qc3-c2 f4-f3 Re2-e3 Qd7-e6 b2-b3 Re8-f8
Kg1-h1 Qe6-h3 Re1-g1 Rf8-e8 c4-c5 Re8-e5
12(24)> 4:36.60 74010910 -0.05 g3xf4
12(24)& 4:41.38 75340357 +0.00 g3xf4 Rd4-d3 Qc3-b4 Qd7-g4 Kg1-h1 Qg4xf4
Qb4-b5 Qf4-f3 Kh1-g1 Qf3-g4 Kg1-f1 Qg4-h3
Kf1-g1 Qh3-g4 <rep>
12(26). 10:45.76 168392201 +0.00 g3xf4 Rd4-d3 Qc3-b4 Qd7-g4 Kg1-h1 Qg4xf4
Qb4-b5 Qf4-f3 Kh1-g1 Qf3-g4 Kg1-f1 Qg4-h3
Kf1-g1 Qh3-g4 <rep>
13(25)& 11:40.46 182442372 +0.00 g3xf4 Rd4-d3 Qc3-b4 Qd7-g4 Kg1-f1 Qg4xf4
Qb4-b5 Re8-f8 Qb5-c5 Qf4-f3 Kf1-g1 Qf3-g4
Kg1-f1 Qg4-f3 <rep>
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