Author: Drexel,Michael
Date: 11:41:15 04/17/03
Go up one level in this thread
On April 17, 2003 at 13:56:12, Dieter Buerssner wrote:
>On April 17, 2003 at 13:02:01, Drexel,Michael wrote:
>
>> 8/8/8/8/8/3Q4/pp1KPPP1/k6n w - - 0 1
>>
>>White to move and mate in 21
>
>I disagree with the subject :-) Yace Paderborn, P4 2.53 GHz, 300 MB hash:
>
>[nodes time score depth]
> 112093397 1:55.5 7.54 18. 1. Qd4 Kb1 2. Qe4+ Ka1 3. Qe5 Kb1 4. Qf5+ Ka1
> 5. Qf6 Kb1 6. Qg6+ Ka1 7. Qg7 Ng3 8. fxg3 Kb1
> 9. Qg6+ Ka1 10. Qg7 Kb1 11. Qg6+ Ka1 12. Qg7
> {1081}
> 113036366 1:56.3 8.28 19++ 1. Qd4 Kb1 2. Qe4+ Ka1 3. Qe5 Kb1 4. Qf5+ Ka1
> 5. Qf6 Kb1 6. Qg6+ Ka1H 7. Qg7H Ng3H 8. fxg3H
> Kb1H 9. Qg6+H Ka1H 10. Qg7H Kb1H 11. Qg6+H Ka1H
> 12. Qg7HR {1081}
> 113036610 1:56.3 Mat21 19++ 1. Qd4 Kb1 2. Qe4+ Ka1H 3. Qe5H Kb1H 4. Qf5+H
> Ka1H 5. Qf6H Kb1H 6. Qg6+H Ka1H 7. Qg7H Kb1H 8.
> Qh7+H Ka1H 9. Qh8H Nxf2H 10. Kc2H Nd1H 11. Kb3H
> Kb1H 12. Qh7+H Ka1H 13. Qg7H Kb1H 14. Qg6+H
> Ka1H 15. Qf6H Kb1H 16. Qf5+H Ka1H 17. Qe5H Kb1H
> 18. Qe4+H Ka1H 19. Qd4H Nc3H 20. Qxc3H {HT}
> {1001}
> 388090526 5:45.3 Mat21 19t 1. Qd4 Kb1 2. Qe4+ Ka1 3. Qe5 Kb1 4. Qf5+ Ka1
> 5. Qf6 Kb1 6. Qg6+ Ka1 7. Qg7 Kb1 8. Qh7+ Ka1
> 9. Qh8 Nxf2 10. Kc2 Nd1 11. Kb3 Kb1 12. Qh7+
> Ka1 13. Qg7 Kb1 14. Qg6+ Ka1 15. Qf6 Kb1 16.
> Qf5+ Ka1H 17. Qe5H {HT} {661}
> 414124889 6:13.5 Mat21 19. 1. Qd4 Kb1 2. Qe4+ Ka1 3. Qe5 Kb1 4. Qf5+ Ka1
> 5. Qf6 Kb1 6. Qg6+ Ka1 7. Qg7 Kb1 8. Qh7+ Ka1
> 9. Qh8 Nxf2 10. Kc2 Nd1 11. Kb3 Kb1 12. Qh7+
> Ka1 13. Qg7 Kb1 14. Qg6+ Ka1 15. Qf6 Kb1 16.
> Qf5+ Ka1 17. Qe5 {HT} {661}
>
>Not the whole main line is shown, due to hash tables.
>
>Regards,
>Dieter
Perhaps you should find (use) other (different) evaluation ideas for opening and
middlegame positions in the future.
Your program is already top in the endgame:
8/8/8/8/8/3Q4/pp1KPPP1/k6n w - - 0 1
Analysis by Shredder 7.04:
1.g4
+- (3.57) Depth: 1/1 00:00:00
1.g4 b1Q 2.Qxb1+ axb1Q
+- (3.07) Depth: 1/4 00:00:00
1.g4 b1Q 2.Qxb1+ axb1Q
ยต (-1.14) Depth: 1/4 00:00:00
1.Qd4
+- (8.01) Depth: 1/4 00:00:00
1.Qd4
+- (8.01) Depth: 1/4 00:00:00
1.Qd4 Nxf2
+- (6.90) Depth: 2/3 00:00:00
1.Qd4 Nxf2 2.Qxf2
+- (4.99) Depth: 2/3 00:00:00
1.Qd4 Nxf2 2.Qxf2 b1Q
+- (2.46) Depth: 2/4 00:00:00
1.Qc3 Nxf2
+- (2.69) Depth: 2/5 00:00:00
1.Qc3 Nxf2
+- (2.69) Depth: 2/5 00:00:00
1.Qc3 Nxf2 2.g4
+- (2.27) Depth: 3/5 00:00:00
1.Qc3 Nxf2 2.Kc2
+- (1.72) Depth: 3/5 00:00:00
1.Qc3 Nxf2 2.Kc2
+- (1.72) Depth: 3/6 00:00:00
1.Qd4 Nxf2 2.g4
+- (2.15) Depth: 3/8 00:00:00
1.Qd4 Nxf2 2.g4
+- (2.15) Depth: 3/8 00:00:00
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5
+- (2.19) Depth: 4/8 00:00:00
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Nxf2
+- (2.37) Depth: 5/9 00:00:00
1.Qd4 Kb1 2.Qe4+ Ka1 3.g4 b1Q 4.Qxb1+ axb1Q 5.e4 Qxe4
+- (2.12) Depth: 6/10 00:00:00
1.Qd4 Kb1 2.Qe4+ Ka1 3.g4 b1Q 4.Qxb1+ axb1Q 5.e4 Qxe4
+- (1.62) Depth: 6/10 00:00:00
1.Qd4 Ng3
+- (1.67) Depth: 6/10 00:00:00
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Ng3
+- (2.04) Depth: 7/11 00:00:00 24kN, tb=7
1.Qd4 Nxf2 2.Kc2 Ne4
+- (2.54) Depth: 7/11 00:00:00 24kN, tb=7
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Kb1 4.Qf5+ Ka1 5.Qf6
+- (2.72) Depth: 7/14 00:00:00 36kN, tb=9
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Kb1 4.Qf5+ Ka1 5.g4 b1Q 6.Qxb1+ axb1Q 7.e4
+- (2.47) Depth: 8/16 00:00:00 64kN, tb=39
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Kb1 4.Qf5+ Ka1 5.Qf6 Nxf2 6.Qg6 b1Q 7.Qxb1+ axb1Q
8.Ke3 Qb2
+- (2.42) Depth: 8/16 00:00:00 73kN, tb=41
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Kb1 4.Qf5+ Ka1 5.Qf6 Nxf2 6.Kc2 Nd3
+- (2.76) Depth: 9/13 00:00:00 101kN, tb=105
1.Qd4 Kb1 2.Qe4+ Ka1 3.g4 b1Q 4.Qe5+ Qb2+ 5.Kd1 Qxe5
+- (2.76) Depth: 9/17 00:00:00 124kN, tb=106
1.Qd4 Kb1 2.Qe4+ Ka1 3.g4 b1Q 4.Qc2 Nxf2 5.Qc1 Nxg4 6.Kc3 Qxc1+ 7.Kd3 Kb1
+- (2.51) Depth: 10/21 00:00:00 252kN, tb=251
1.Qd4 Nxf2 2.Kc2 Ng4
+- (2.51) Depth: 10/21 00:00:01 255kN, tb=255
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Nxf2 4.Kc2 Ne4
+- (2.88) Depth: 11/17 00:00:01 351kN, tb=563
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Nxf2 4.Kc2 Nh3
+- (3.53) Depth: 11/17 00:00:01 351kN, tb=563
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Kb1 4.Qf5+ Ka1 5.Qf6 Kb1 6.Qg6+ Ka1 7.Qg7 Kb1 8.Qg6+
Ka1 9.Qg7 Kb1 10.Qg6+ Ka1
+- (4.08) Depth: 11/20 00:00:01 417kN, tb=604
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Nxf2 4.Kc2 Ne4
+- (4.94) Depth: 12/17 00:00:01 488kN, tb=955
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Kb1 4.Qf5+ Ka1 5.Qf6 Kb1 6.Qg6+ Ka1 7.Qg7 Kb1 8.Qg6+
Ka1 9.Qg7 Kb1 10.Qg6+ Ka1
+- (9.94) Depth: 12/17 00:00:01 488kN, tb=955
1.Qd4 Kb1 2.Qe4+ Ka1 3.g4 b1Q 4.Qb4 Qxb4+ 5.Kd1
+- (9.94) Depth: 12/25 00:00:02 672kN, tb=1302
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Kb1 4.Qf5+ Ka1 5.Qa5
+- (10.08) Depth: 13/25 00:00:03 1096kN, tb=3229
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Kb1 4.Qf5+ Ka1 5.Qa5 b1Q 6.Qh5 Nxf2 7.e4
+- (9.83) Depth: 14/31 00:00:08 3217kN, tb=7929
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Kb1 4.Qf5+ Ka1 5.Qf6 Kb1 6.Qg6+ Ka1 7.Qg7 Kb1 8.Qh7+
Ka1 9.Qh8 Nxf2 10.Kc2 Nd1 11.Kxd1 Kb1
+- (10.08) Depth: 14/31 00:00:08 3242kN, tb=7959
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Kb1 4.Qf5+ Ka1 5.Qf6 Ng3 6.fxg3 Kb1 7.Qg6+ Ka1 8.Qg7
Kb1 9.Qh7+ Ka1 10.Qh8 Kb1 11.Qh7+ Ka1 12.Qh8 Kb1 13.Qh7+ Ka1
+- (11.30) Depth: 15/22 00:00:11 3635kN, tb=12463
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Kb1 4.Qf5+ Ka1 5.Qf6 Nxf2 6.Kc2 Nd1 7.Kxd1 Kb1 8.Qg6+
Ka1 9.Qg7 Kb1 10.Qh7+ Ka1 11.Qh8 Kb1
+- (13.19) Depth: 15/25 00:00:11 3635kN, tb=12463
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Kb1 4.Qf5+ Ka1 5.Qf6 Kb1 6.Qg6+ Ka1 7.Qg7 Kb1 8.Qh7+
Ka1 9.Qh8 Nxf2 10.Kc2 Nd1 11.Kxd1 Kb1 12.Qh7+ Ka1 13.Qh8 Kb1 14.Qh7+ Ka1 15.Qh8
+- (13.19) Depth: 15/30 00:00:14 4363kN, tb=15997
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Kb1 4.Qf5+ Ka1 5.Qf6 Kb1 6.Qg6+ Ka1 7.Qg7 Kb1 8.Qh7+
Ka1 9.Qh8 Nxf2 10.Kc2 Nd1 11.Kxd1 Kb1 12.g4 a1Q
+- (13.38) Depth: 16/31 00:00:23 6240kN, tb=27997
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Kb1 4.Qf5+ Ka1 5.Qf6 Kb1 6.Qg6+ Ka1 7.Qg7 Kb1 8.Qh7+
Ka1 9.Qh8 Nxf2 10.Kc2 Nd1 11.Qh7 b1Q+ 12.Kd2
+- (13.38) Depth: 17/32 00:00:36 9169kN, tb=50931
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Kb1 4.Qf5+ Ka1 5.Qf6 Kb1 6.Qg6+ Ka1 7.Qg7 Kb1 8.Qh7+
Ka1 9.Qh8 Nxf2 10.Kc2 Nd1 11.Qh7 b1Q+ 12.Kd2
+- (13.38) Depth: 18/37 00:01:10 19172kN, tb=93469
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Kb1 4.Qf5+ Ka1 5.Qf6 Kb1 6.Qg6+ Ka1 7.Qg7 Kb1 8.Qh7+
Ka1 9.Qh8 Nxf2 10.Kc2 Nd1 11.Kxd1 Kb1 12.g4 a1Q 13.Kd2
+- (13.38) Depth: 19/38 00:01:58 31469kN, tb=182016
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Kb1 4.Qf5+ Ka1 5.Qf6 Kb1 6.Qg6+ Ka1 7.Qg7 Kb1 8.Qh7+
Ka1 9.Qh8 Nxf2 10.Kc2 Nd1 11.Kxd1 Kb1 12.Qh7+ Ka1 13.Qg7 Kb1 14.Qg6+ Ka1 15.Qg7
+- (13.38) Depth: 20/40 00:02:53 48039kN, tb=283069
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Kb1 4.Qf5+ Ka1 5.Qf6 Kb1 6.Qg6+ Ka1 7.Qg7 Kb1 8.Qh7+
Ka1 9.Qh8 Nxf2 10.Kc2 Nd1 11.Kxd1 Kb1 12.Qh7+ Ka1 13.Qg7 Kb1 14.Qg6+ Ka1 15.Qg7
+- (13.38) Depth: 21/42 00:04:12 73896kN, tb=420023
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Kb1 4.Qf5+ Ka1 5.Qf6 Kb1 6.Qg6+ Ka1 7.Qg7 Kb1 8.Qh7+
Ka1 9.Qh8 Nxf2 10.Kc2 Nd1 11.Kxd1 Kb1 12.Qh7+ Ka1 13.Qg7 Kb1 14.Qg6+ Ka1 15.Qg7
+- (13.38) Depth: 22/44 00:06:18 118707kN, tb=612938
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Kb1 4.Qf5+ Ka1 5.Qf6 Kb1 6.Qg6+ Ka1 7.Qg7 Kb1 8.Qh7+
Ka1 9.Qh8 Nxf2 10.Kc2 Nd1 11.Kxd1 Kb1 12.Qh7+ Ka1 13.Qg7 Kb1 14.Qg6+ Ka1 15.Qg7
+- (13.38) Depth: 23/46 00:10:01 196723kN, tb=963975
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Kb1 4.Qf5+ Ka1 5.Qf6 Kb1 6.Qg6+ Ka1 7.Qg7 Kb1 8.Qh7+
Ka1 9.Qh8 Nxf2 10.Kc2 Nd1 11.Kxd1 Kb1 12.Qh7+ Ka1 13.Qg7 Kb1 14.Qg6+ Ka1 15.Qg7
+- (13.38) Depth: 24/48 00:25:47 624340kN, tb=2012694
1.Qd4 Kb1 2.Qe4+ Ka1 3.Qe5 Kb1 4.Qf5+ Ka1 5.Qf6 Kb1 6.Qg6+ Ka1 7.Qg7 Kb1 8.Qh7+
Ka1 9.Qh8 Nxf2 10.Kc2 Nd1 11.Kxd1 Kb1 12.Qh7+ Ka1 13.Qg7 Kb1 14.Qg6+ Ka1 15.Qg7
+- (13.38) Depth: 25/48 01:11:33 1880405kN, tb=5689741
This looks not so bad but...
[D] 7Q/8/8/8/8/8/ppK1P1P1/k2n4 w - - 0 11
Analysis by Shredder 7.04:
11.Kxd1
+- (10.03) Depth: 1/2 00:00:00
11.Kxd1
+- (10.03) Depth: 1/2 00:00:00
11.Kxd1 Kb1
+- (13.03) Depth: 2/2 00:00:00
11.Kxd1 Kb1
+- (13.03) Depth: 2/2 00:00:00
11.Kxd1 Kb1 12.g4
+- (10.08) Depth: 3/4 00:00:00
11.Kxd1 Kb1 12.Dh7+ Ka1
+- (13.22) Depth: 3/4 00:00:00
11.Kxd1 Kb1 12.Db8 a1D
+- (12.97) Depth: 4/7 00:00:00
11.Kxd1 Kb1 12.Db8 a1D
+- (12.47) Depth: 4/7 00:00:00
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Dg7
+- (10.07) Depth: 4/9 00:00:00
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1
+- (12.99) Depth: 5/6 00:00:00
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Kd2 b1D
+- (12.99) Depth: 5/9 00:00:00
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Kd2 b1D 14.Dg7+ Db2+ 15.Dxb2+ Kxb2
+- (12.74) Depth: 6/10 00:00:00
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Db1+ axb1D+ 14.Kd2 Dh7
+- (12.24) Depth: 6/10 00:00:00
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1 14.Dg6+ Ka1
+- (13.10) Depth: 6/17 00:00:00
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1 14.Kd2 a1D
+- (12.85) Depth: 7/10 00:00:00 13kN, tb=71
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1 14.Dc7 a1D
+- (12.35) Depth: 7/14 00:00:00 14kN, tb=71
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1 14.Dg6+ Ka1 15.Dh5
+- (10.03) Depth: 7/14 00:00:00 16kN, tb=75
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1 14.Dg6+ Ka1 15.Df6 Kb1 16.Dc3
+- (13.03) Depth: 8/11 00:00:00 28kN, tb=183
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Kd2 b1D 14.Ke3
+- (13.03) Depth: 8/12 00:00:00 30kN, tb=205
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Kd2 b1D 14.Ke3 Dxh7 15.g4 Kb1
+- (12.78) Depth: 9/14 00:00:00 62kN, tb=467
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Kd2 b1D 14.Ke3 Dxh7 15.g4 Kb1
+- (12.28) Depth: 9/19 00:00:00 66kN, tb=471
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1 14.Dg6+ Ka1 15.Df6 Kb1 16.Df5+ Ka1 17.Db1+
axb1D+ 18.Kd2
+- (13.18) Depth: 9/19 00:00:00 68kN, tb=524
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1 14.Dg6+ Ka1 15.g4 b1D+ 16.Kd2 Dxg6
+- (12.93) Depth: 10/16 00:00:01 126kN, tb=1383
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1 14.Dg6+ Ka1 15.g4 b1D+ 16.Kd2 Dxg6
+- (12.43) Depth: 10/16 00:00:01 133kN, tb=1395
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1 14.Dg6+ Ka1 15.Df6 Kb1 16.Df5+ Ka1 17.De5 Kb1
18.De4+ Ka1 19.Dd4 Kb1 20.Dd3+ Ka1 21.Dc3 Kb1 22.Dd3+ Ka1 23.Dc3 Kb1 24.Dd3+ Ka1
+- (4.60) Depth: 10/19 00:00:01 151kN, tb=1478
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1 14.Dg6+ Ka1 15.Df6 Kb1 16.Df5+ Ka1 17.De5 Kb1
18.De4+ Ka1 19.Dd4 Kb1 20.Dd3+ Ka1 21.Dc3 Kb1 22.Dd3+ Ka1 23.Dc3 Kb1 24.Dd3+ Ka1
+- (13.10) Depth: 11/11 00:00:03 306kN, tb=3439
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1 14.Dg6+ Ka1 15.g4 b1D+ 16.Kd2
+- (13.10) Depth: 11/27 00:00:03 318kN, tb=3501
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1 14.Dg6+ Ka1 15.Df6 Kb1 16.Df5+ Ka1 17.De5 Kb1
18.De4+ Ka1 19.Dd4 Kb1 20.Dd3+ Ka1 21.Dc3
+- (13.18) Depth: 12/19 00:00:04 462kN, tb=5366
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1 14.Dg6+ Ka1 15.Df6 Kb1 16.Df5+ Ka1 17.De5 Kb1
18.De4+ Ka1 19.Dd4 Kb1 20.Dd3+ Ka1 21.Dc3 Kb1 22.Dd3+ Ka1 23.Dc3 Kb1 24.Dd3+ Ka1
+- (13.18) Depth: 13/23 00:00:07 845kN, tb=9461
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1 14.Dg6+ Ka1 15.Df6 Kb1 16.Df5+ Ka1 17.De5 Kb1
18.De4+ Ka1 19.Dd4 Kb1 20.Dd3+
+- (13.18) Depth: 14/24 00:00:09 1350kN, tb=14449
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1 14.Dg6+ Ka1 15.Df6 Kb1 16.Df5+ Ka1 17.De5 Kb1
18.De4+ Ka1 19.Dd4 Kb1 20.Dd3+ Ka1 21.Dc3 Kb1 22.Dd3+ Ka1 23.Dc3 Kb1 24.Dd3+ Ka1
+- (13.22) Depth: 15/27 00:00:13 2244kN, tb=21340
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1 14.Dg6+ Ka1 15.Df6 Kb1 16.Df5+ Ka1 17.De5 Kb1
18.De4+ Ka1 19.Dd4 Kb1 20.Dd3+ Ka1 21.Dc3 Kb1 22.Dd3+ Ka1 23.Dc3 Kb1 24.Dd3+ Ka1
+- (13.28) Depth: 16/28 00:00:19 3723kN, tb=30207
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1 14.Dg6+ Ka1 15.Df6 Kb1 16.Df5+ Ka1 17.De5 Kb1
18.Kd2
+- (13.36) Depth: 17/30 00:00:26 6065kN, tb=41344
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1 14.Dg6+ Ka1 15.Df6 Kb1 16.Df5+ Ka1 17.De5 Kb1
18.De4+ Ka1 19.Kd2 b1D 20.g4
+- (13.35) Depth: 18/33 00:00:44 13227kN, tb=57158
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1 14.Dg6+ Ka1 15.Df6 Kb1 16.Df5+ Ka1 17.De5 Kb1
18.De4+ Ka1 19.Kd2 b1D 20.g4
+- (13.10) Depth: 19/35 00:02:20 50711kN, tb=129745
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1 14.Dg6+ Ka1 15.Df6 Kb1 16.Df5+ Ka1 17.De5 Kb1
18.De4+ Ka1 19.Kd2 b1D 20.g4
+- (12.60) Depth: 19/36 00:03:05 75761kN, tb=148015
11.Kxd1 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1 14.Dg6+ Ka1 15.Df6 Kb1 16.Df5+ Ka1 17.De5 Kb1
18.De4+ Ka1 19.Kd2 b1D 20.g4
+- (1.47) Depth: 19/36 00:05:27 179880kN, tb=274779
11.Kb3 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1 14.Dg6+ Ka1 15.Df6 Kb1
+- (1.48) Depth: 19/36 00:05:28 180328kN, tb=276186
11.Kb3 Kb1 12.Dh7+ Ka1 13.Dg7 Kb1 14.Dg6+ Ka1 15.Df6 Kb1 16.Df5+ Ka1 17.De5 Kb1
18.g4 a1S+ 19.Ka4
... Shredder 7.04 obviously does not understand anything.
Chessmaster 9000 and Fritz 8.008 cant find the solution on XP 2200+ in 60 min
either.
Michael
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