Author: Richard Pijl
Date: 00:21:04 04/28/04
Go up one level in this thread
On April 27, 2004 at 21:17:05, Andrew Wagner wrote:
>On April 27, 2004 at 20:51:07, Will Singleton wrote:
>
>>Just looks like tactical error. 58.Qe8+ allows the enemy king to penetrate the
>>pawn wall, so the king and queen can threaten material and mate. Maybe you
>>still need more depth. How long does it take Trueno to switch to Qd7? (if the
>>king now tries to penetrate, lots of pawns fall.)
>
>I assume you're talking about 56. Qd7 there. The position is:
>
>[d] 8/5p2/3p4/2p1k1p1/Q1PqP2p/5P1P/6PK/8 w - - 22 56
>
>Unfortunately it takes Trueno a good 36 seconds to find that Qd7 is better.
>Perhaps my endgame king pcsq table needs some revising. What do others get here?
>Andrew
>
The Baron 1.3.0 on Xeon 2.8:
ply time nodes score pv
5(14). 0:00.05 14227 +0.49 Qa4-d7 Qd4-f2 Qd7-f5 Ke5-d4 Qf5-d5 Kd4-c3
Qd5xf7 Qf2-g3 Kh2-g1 Kc3-d4
6(16)& 0:00.09 31433 +0.15 Qa4-d7 Qd4-e3 Qd7-e7 Ke5-d4 Qe7xd6 Kd4xc4
Qd6-d5 Kc4-c3 Qd5xf7 c5-c4
6(16). 0:00.14 45064 +0.15 Qa4-d7 Qd4-e3 Qd7-e7 Ke5-d4 Qe7xd6 Kd4xc4
Qd6-d5 Kc4-c3 Qd5xf7 c5-c4
7(17)& 0:00.25 79500 +0.33 Qa4-d7 Qd4-e3 Qd7-e7 Ke5-d4 Qe7xd6 Kd4xc4
Qd6-d5 Kc4-b4 Qd5xf7 c5-c4 g2-g3
7(18). 0:00.33 106997 +0.33 Qa4-d7 Qd4-e3 Qd7-e7 Ke5-d4 Qe7xd6 Kd4xc4
Qd6-d5 Kc4-b4 Qd5xf7 c5-c4 g2-g3
8(18)& 0:00.48 169666 +0.27 Qa4-d7 Qd4-e3 Qd7-e7 Ke5-d4 Qe7xd6 Kd4xc4
Qd6-d5 Kc4-c3 Qd5xf7 c5-c4 Qf7-d5 Kc3-b3
8(20). 0:00.70 248807 +0.27 Qa4-d7 Qd4-e3 Qd7-e7 Ke5-d4 Qe7xd6 Kd4xc4
Qd6-d5 Kc4-c3 Qd5xf7 c5-c4 Qf7-d5 Kc3-b3
9(22)& 0:01.13 407321 +0.37 Qa4-d7 Qd4-e3 Qd7-e7 Ke5-d4 Qe7xd6 Kd4xc4
Qd6-d5 Kc4-c3 Qd5xf7 c5-c4 Qf7-f6 Kc3-d3
g2-g3
9(23). 0:01.50 554568 +0.37 Qa4-d7 Qd4-e3 Qd7-e7 Ke5-d4 Qe7xd6 Kd4xc4
Qd6-d5 Kc4-c3 Qd5xf7 c5-c4 Qf7-f6 Kc3-d3
g2-g3
10(24)& 0:02.81 1024606 +0.26 Qa4-d7 Qd4-e3 Qd7-e7 Ke5-d4 Qe7xd6 Kd4xc4
Qd6-d5 Kc4-c3 Qd5xf7 c5-c4 Qf7-d5 Qe3-f4
Kh2-g1 Qf4-e3 Kg1-f1
10(25). 0:04.19 1533272 +0.26 Qa4-d7 Qd4-e3 Qd7-e7 Ke5-d4 Qe7xd6 Kd4xc4
Qd6-d5 Kc4-c3 Qd5xf7 c5-c4 Qf7-d5 Qe3-f4
Kh2-g1 Qf4-e3 Kg1-f1
11(26)& 0:08.06 3015100 +0.17 Qa4-d7 Qd4xc4 Qd7-e7 Qc4-e6 Qe7xg5 Ke5-d4
Qg5xh4 c5-c4 Qh4-e1 c4-c3 Qe1-d1 Kd4-e3
g2-g3 f7-f6
11(26). 0:11.75 4416119 +0.17 Qa4-d7 Qd4xc4 Qd7-e7 Qc4-e6 Qe7xg5 Ke5-d4
Qg5xh4 c5-c4 Qh4-e1 c4-c3 Qe1-d1 Kd4-e3
g2-g3 f7-f6
12(28)& 0:17.44 6487311 +0.25 Qa4-d7 Qd4xc4 Qd7-e7 Qc4-e6 Qe7xg5 Ke5-d4
Qg5xh4 c5-c4 Qh4-e1 c4-c3 Qe1-d1 Kd4-e3
h3-h4 Qe6-e5 g2-g3 Qe5-d4
12(29). 0:21.72 8067016 +0.25 Qa4-d7 Qd4xc4 Qd7-e7 Qc4-e6 Qe7xg5 Ke5-d4
Qg5xh4 c5-c4 Qh4-e1 c4-c3 Qe1-d1 Kd4-e3
h3-h4 Qe6-e5 g2-g3 Qe5-d4
13(31)& 0:44.05 16364238 +0.00 Qa4-d7 Qd4-e3 Qd7-e7 Ke5-d4 Qe7xd6 Kd4xc4
Qd6-d5 Kc4-b4 Qd5-b7 Kb4-a4 Qb7-a6 Ka4-b3
Qa6-b7 Kb3-a4 <rep>
13(31). 1:13.13 26693178 +0.00 Qa4-d7 Qd4-e3 Qd7-e7 Ke5-d4 Qe7xd6 Kd4xc4
Qd6-d5 Kc4-b4 Qd5-b7 Kb4-a4 Qb7-a6 Ka4-b3
Qa6-b7 Kb3-a4 <rep>
14(32)& 1:25.94 31415342 +0.00 Qa4-d7 Qd4-e3 Qd7-e7 Ke5-d4 Qe7xd6 Kd4xc4
Qd6-d5 Kc4-b4 Qd5-b7 Kb4-a4 Qb7-a6 Ka4-b3
Qa6-b7 Kb3-a4 <rep>
14(33). 1:45.78 38251743 +0.00 Qa4-d7 Qd4-e3 Qd7-e7 Ke5-d4 Qe7xd6 Kd4xc4
Qd6-d5 Kc4-b4 Qd5-b7 Kb4-a4 Qb7-a6 Ka4-b3
Qa6-b7 Kb3-a4 <rep>
15(33)& 2:42.78 58947025 +0.00 Qa4-d7 Qd4-e3 Qd7-e7 Ke5-d4 Qe7xd6 Kd4xc4
Qd6-d5 Kc4-b4 Qd5-b7 Kb4-a4 Qb7-a6 Ka4-b3
Qa6-b7 Kb3-a4 <rep>
15(36). 3:26.77 75309486 +0.00 Qa4-d7 Qd4-e3 Qd7-e7 Ke5-d4 Qe7xd6 Kd4xc4
Qd6-d5 Kc4-b4 Qd5-b7 Kb4-a4 Qb7-a6 Ka4-b3
Qa6-b7 Kb3-a4 <rep>
16(36)& 5:22.03 121432781 +0.00 Qa4-d7 Qd4-e3 Qd7-e7 Ke5-d4 Qe7xd6 Kd4xc4
Qd6-d5 Kc4-b4 Qd5-b7 Kb4-a4 Qb7-a6 Ka4-b3
Qa6-b7 Kb3-a4 <rep>
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