Author: Steffen Jakob
Date: 15:18:16 01/28/06
Go up one level in this thread
On January 28, 2006 at 15:36:09, Jouni Uski wrote:
>[D]6q1/1p6/1r1P1rpQ/4n3/1P1K1Pk1/8/bP1B1Ppn/6b1 w - - 0 1
>
>Analysis by Rybka 1.01 Beta 13b 32-bit:
>
>1.fxe5
> -+ (-#2) Depth: 1 00:00:00
>1.Qg5+
> = (0.00) Depth: 3 00:00:00
>1.Qg5+ Kf3
> = (0.00) Depth: 4 00:00:00
>1.Qg5+ Kf3 2.Qg3+ Ke2 3.Qe3+ Kd1
> = (0.00) Depth: 5 00:00:00
>1.Qg5+ Kf3 2.Qg3+ Ke2 3.Qe3+ Kd1 4.Qe1+ Kc2 5.Qc1+ Kb3 6.Qd1+ Kxb2 7.Bc1+ Ka1
> = (0.00) Depth: 6 00:00:00 13kN
>1.Qg5+ Kf3 2.Qg3+ Ke2 3.Qe3+ Kd1 4.Qe1+ Kc2 5.Qc1+ Kb3 6.Qd1+ Kxb2 7.Bc1+ Ka1
> = (0.00) Depth: 7 00:00:00 13kN
>1.Qg5+ Kf3 2.Qg3+ Ke2 3.Qe3+ Kd1 4.Qe1+ Kc2 5.Qc1+ Kb3 6.Qd1+ Kxb2 7.Bc1+ Ka1
> = (0.00) Depth: 8 00:00:00 13kN
>1.Qg5+ Kf3 2.Qg3+ Ke2 3.Qe3+ Kd1 4.Qe1+ Kc2 5.Qc1+ Kb3 6.Qd1+ Kxb2 7.Bc1+ Ka1
> = (0.00) Depth: 9 00:00:01 27kN
>1.Qg5+ Kf3 2.Qg3+ Ke2 3.Qe3+ Kd1 4.Qe1+ Kc2 5.Qc1+ Kb3 6.Qc3+ Ka4 7.Qa3+ Kb5
> +- (#36) Depth: 10 00:00:02 62kN
>
>Great work Vasik!!
>
>Jouni
Just for fun I tuned some extension parameters in my engine Hossa in a very
unsound way to make Hossa find this mate quickly:
depth value time nodes pv
1 -25.83 0.00 399 1.f4xe5 g1xf2 2.Ke4 g2g1Q 3.e5xf6 b6xd6
2/1 -21.84 0.00 432 1.Kxe5 b6xd6
3/1 -19.58 0.01 1259 1.h6g5 Kf3 2.g5g3 Ke2 3.Kxe5 g1xf2
4.g3xg2 f6xd6
<1> -19.58 0.01 1348 1.h6g5 Kf3 2.g5g3 Ke2 3.Kxe5 g1xf2
4.g3xg2 f6xd6
! 2 +0.00 2.50 446582 1.h6g5 Kf3 2.g5g3 Ke2 3.g3e3 Kd1
4.e3e1 Kc2 5.e1c1 Kb3 6.c1c3 Ka4
7.c3a3 Kb5 8.a3a5 Kc6 9.a5c5 Kd7
10.c5c7 Ke6 11.c7e7 Kf5 12.e7xe5 Kg4
13.e5g5 Kf3 14.g5g3 Ke2 15.g3e3 Kd1
16.e3e1 Kc2 17.e1c1 Kb3 18.c1c3 Ka4
19.c3a3 Kb5 20.a3a5 Kc6 21.a5c5 Kd7
22.c5c7 Ke6 23.c7e7 Kf5 24.e7e4 Kg4
25.e4xg2 Kf5 26.g2e4 Kg4 27.e4g2 Kf5
28.g2e4 Kg4 29.e4g2 Kf5
<2> +0.00 2.50 446809 1.h6g5 Kf3 2.g5g3 Ke2 3.g3e3 Kd1
4.e3e1 Kc2 5.e1c1 Kb3 6.c1c3 Ka4
7.c3a3 Kb5 8.a3a5 Kc6 9.a5c5 Kd7
10.c5c7 Ke6 11.c7e7 Kf5 12.e7xe5 Kg4
13.e5g5 Kf3 14.g5g3 Ke2 15.g3e3 Kd1
16.e3e1 Kc2 17.e1c1 Kb3 18.c1c3 Ka4
19.c3a3 Kb5 20.a3a5 Kc6 21.a5c5 Kd7
22.c5c7 Ke6 23.c7e7 Kf5 24.e7e4 Kg4
25.e4xg2 Kf5 26.g2e4 Kg4 27.e4g2 Kf5
28.g2e4 Kg4 29.e4g2 Kf5 30.g2e4 Kg4
31.e4g2 Kf5 32.g2e4
3 +0.00 3.22 600954 1.h6g5 Kf3 2.g5g3 Ke2 3.g3e3 Kd1
4.e3e1 Kc2 5.e1c1 Kb3 6.c1c3 Ka4
7.c3a3 Kb5 8.a3a5 Kc6 9.a5c5 Kd7
10.c5c7 Ke6 11.c7e7 Kf5 12.e7xe5 Kg4
13.e5g5 Kf3 14.g5g3 Ke2 15.g3e3 Kd1
16.e3e1 Kc2 17.e1c1 Kb3 18.c1c3 Ka4
19.c3a3 Kb5 20.a3a5 Kc6 21.a5c5 Kd7
22.c5c7 Ke6 23.c7e7 Kf5 24.e7e4 Kg4
25.e4xg2 Kf5 26.g2e4 Kg4 27.e4g2 Kf5
28.g2e4 Kg4 29.e4g2 Kf5
<3> +0.00 3.22 601199 1.h6g5 Kf3 2.g5g3 Ke2 3.g3e3 Kd1
4.e3e1 Kc2 5.e1c1 Kb3 6.c1c3 Ka4
7.c3a3 Kb5 8.a3a5 Kc6 9.a5c5 Kd7
10.c5c7 Ke6 11.c7e7 Kf5 12.e7xe5 Kg4
13.e5g5 Kf3 14.g5g3 Ke2 15.g3e3 Kd1
16.e3e1 Kc2 17.e1c1 Kb3 18.c1c3 Ka4
19.c3a3 Kb5 20.a3a5 Kc6 21.a5c5 Kd7
22.c5c7 Ke6 23.c7e7 Kf5 24.e7e4 Kg4
25.e4xg2 Kf5 26.g2e4 Kg4 27.e4g2 Kf5
28.g2e4 Kg4 29.e4g2 Kf5 30.g2e4 Kg4
31.e4g2 Kf5 32.g2e4
! 4 #36 5.95 1296343 1.h6g5 Kf3 2.g5g3 Ke2 3.g3e3 Kd1
4.e3e1 Kc2 5.e1c1 Kb3 6.c1c3 Ka4
7.c3a3 Kb5 8.a3a5 Kc6 9.a5c5 Kd7
10.c5c7 Ke6 11.c7e7 Kf5 12.e7xe5 Kg4
13.e5g5 Kf3 14.g5g3 Ke2 15.g3e3 Kd1
16.e3e1 Kc2 17.e1c1 Kb3 18.c1c3 Ka4
19.c3a3 Kb5 20.a3a5 Kc6 21.a5c5 Kd7
22.c5c7 Ke6 23.c7e7 Kf5 24.e7e4 Kg4
25.e4xg2 Kf5 26.g2g5 Ke6 27.g5e5 Kd7
28.e5e7 Kc6 29.e7c7 Kb5 30.c7c5 Ka4
31.c5a5 Kb3 32.a5a3 Kc2 33.a3d3 Kd1
34.d2c3 Kc1 35.d3d2 Kb1 36.d2d1 d2d1
<4> #36 5.95 1297177 1.h6g5 Kf3 2.g5g3 Ke2 3.g3e3 Kd1
4.e3e1 Kc2 5.e1c1 Kb3 6.c1c3 Ka4
7.c3a3 Kb5 8.a3a5 Kc6 9.a5c5 Kd7
10.c5c7 Ke6 11.c7e7 Kf5 12.e7xe5 Kg4
13.e5g5 Kf3 14.g5g3 Ke2 15.g3e3 Kd1
16.e3e1 Kc2 17.e1c1 Kb3 18.c1c3 Ka4
19.c3a3 Kb5 20.a3a5 Kc6 21.a5c5 Kd7
22.c5c7 Ke6 23.c7e7 Kf5 24.e7e4 Kg4
25.e4xg2 Kf5 26.g2g5 Ke6 27.g5e5 Kd7
28.e5e7 Kc6 29.e7c7 Kb5 30.c7c5 Ka4
31.c5a5 Kb3 32.a5a3 Kc2 33.a3d3 Kd1
34.d2c3 Kc1 35.d3d2 Kb1 36.d2d1 d2d1
Greetings,
Steffen.
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