Author: Uri Blass
Date: 23:42:36 08/25/02
Go up one level in this thread
On August 25, 2002 at 22:27:08, Mark Young wrote: >On August 25, 2002 at 20:42:09, K. Burcham wrote: > >> >>CCC-4 test position Rg4 >> >>hash set at 432 megs all tests >> >>Deep Fritz 7, 2 x 1533 mhz, 14:10 minutes, 1686 kns >>Deep Fritz 7, 1 x 1533 mhz, 31:05 minutes, 947 kns >>Deep Fritz 6, 2 x 1533 mhz, not found, 1290 kns >>Deep Fritz 6, 1 x 1533 mhz, did not find, 1160 kns >> >> >> [D] 8/4K2p/6pr/5pk1/1pB2R2/p4PP1/8/8 w - - 0 1 >> > >Fritz 7 must be much faster then Deep Fritz 7 in this position. Both programs >find it at depth 21. > >P4 2.53 Ghz. > >1.Rg4+! > ² (0.50) Depth: 21/39 00:11:36 763990kN, tb=2703 (1103 Kns) > > >Analysis by Fritz 7: > >1.Bd5 Rh1 2.Rxb4 Re1+ 3.Kd6 Ra1 4.Ra4 Kf6 5.Ra8 h5 6.Rf8+ Kg5 7.Ra8 > ± (0.94) Depth: 11/21 00:00:00 407kN >1.Bd5 Rh1 2.Rxb4 Re1+ 3.Kd6 Ra1 4.Ra4 Kf6 5.Kc5 Rc1+ 6.Bc4 f4 7.Ra6+ Kg7 8.Kd4 > ± (0.94) Depth: 12/24 00:00:00 641kN >1.Bd5 Rh1 2.Rxb4 Rd1 3.Ke6 h5 4.Ra4 Ra1 5.Ke5 Kh6 6.Ra8 Kg5 7.f4+ Kg4 > ± (1.03) Depth: 13/26 00:00:01 1440kN >1.Bd5 Rh1 2.Rxb4 Rd1 3.Ke6 Re1+ 4.Kd6 Ra1 5.Ra4 Kf6 6.Kc5 h6 7.Ra6+ Kg7 8.f4 > ± (1.09) Depth: 14/27 00:00:03 3234kN >1.Bd5 Rh1 2.Rxb4 Rd1 3.Ke6 Re1+ 4.Kf7 Rg1 > ± (1.09) Depth: 15/29 00:00:05 5938kN >1.Bd5 Rh3 2.Rxb4 Rxg3 3.Ra4 h5 4.Rxa3 h4 5.Ra2 h3 6.Ke6 Kf4 7.Ra4+ Ke3 8.Rh4 > ± (0.88) Depth: 16/31 00:00:13 14782kN >1.Bd5 Rh3 2.Rxb4 Rxg3 3.Ra4 h5 4.Rxa3 h4 5.Ra2 h3 6.Ke6 Kf4 7.Ra4+ Ke3 8.Ke5 > ² (0.63) Depth: 17/32 00:00:28 31530kN, tb=1 >1.Bd5! > ± (0.91) Depth: 18/32 00:01:02 60295kN, tb=25 >1.Bd5! Rh3 2.Rxb4 Rxg3 3.Ra4 h5 4.Rxa3 Rg1 5.Ra8 Re1+ 6.Kf7 h4 7.Rh8 Re2 8.Bb7 > ± (0.94) Depth: 18/32 00:01:07 73154kN, tb=45 >1.Bd5 Rh3 2.Rxb4 Rxg3 3.Ra4 h5 4.Rxa3 Rg1 5.Ra8 Kf4 6.Kf6 h4 7.Ra4+ Kg3 8.Kxg6 > ² (0.69) Depth: 19/34 00:01:53 123946kN, tb=127 >1.Bd5 Rh3 2.Rxb4 Rxg3 3.Ra4 h5 4.Rxa3 h4 5.Ra8 Kf4 6.Kf6 h3 7.Ra4+ Ke3 8.Ke5 > ± (0.72) Depth: 20/36 00:04:02 264986kN, tb=560 >1.Bd5 Rh3 2.Rxb4 Rxg3 3.Ra4 h5 4.Rxa3 Rg1 5.Ra8 Kf4 6.Kf6 h4 7.Ra4+ Kg3 8.Kxg6 > ² (0.47) Depth: 21/39 00:08:52 583219kN, tb=1775 >1.Rg4+! > ² (0.50) Depth: 21/39 00:11:36 763990kN, tb=2703 >1.Rg4+! > ² (0.66) Depth: 21/39 00:11:36 764000kN, tb=2703 >1.Rg4+! > ± (0.97) Depth: 21/39 00:11:36 764023kN, tb=2703 >1.Rg4+! > ± (1.25) Depth: 22/34 00:12:05 798226kN, tb=2929 >1.Rg4+-- > ± (0.97) Depth: 23/42 00:13:21 887004kN, tb=4002 >1.Rg4+-- > ± (0.97) Depth: 23/43 00:13:24 890562kN, tb=4038 > >(Young, MyTown 25.08.2002) I am not impressed by Fritz because my latest movei finds Rg4+ at depth 14 with 2.04 pawns for white and the socre is increasing to 2.97 pawns for white at depth 15. How much time does fritz need to see +2 score? Uri
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