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Subject: Re: Chess Tiger 13.0 without tablebases (a test position) !

Author: Eduard Nemeth

Date: 09:21:00 11/15/00

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On November 15, 2000 at 11:09:11, pavel wrote:

>On November 15, 2000 at 09:52:03, Eduard Nemeth wrote:
>
>>This position is real from a game ( but not from Tiger ) !
>>
>8/8/8/6Np/2N5/Pk6/6K1/8 w - a3 0 1
>>
>>In this position played a old version from Fritz 5 (Fritz-Nemeth) Ne5?
>>And the game was draw ! :)
>>
>>I give now this position Tiger 13.0 for test an Tiger 13.0 played Ne5 ?
>>
>>(With tablebases Tiger how about better)
>>
>>Eduard
>
>I dont have table bases, but letting other program analyze it for a reasonable
>time and depth most of them find Ne4
>which is probably the best move. (there might be other best moves too)
>I think tiger 13.0 will find it if enough time is given.
>
>can you paste the output tiger13.0 has during analyze?
>--------------------------------------------------------------
>
>Analysis by Fritz 6
>
>1.Nd2+ Kxa3 2.Nh3
>  =  (0.00)   Depth: 3   00:00:00
>1.Nb2 Kxb2 2.a4
>  +-  (3.81)   Depth: 3   00:00:00
>1.Nb2 Kxa3 2.Na4
>  =  (0.00)   Depth: 6   00:00:00
>1.Nh3 Kxc4 2.Kg3 Kb5
>  +-  (3.09)   Depth: 6   00:00:00  1kN
>1.Nf7 Kxc4 2.Kg3 Kb5
>  +-  (3.13)   Depth: 6   00:00:00  1kN
>1.Nf3 Kxc4 2.Nh4 Kb5
>  +-  (3.36)   Depth: 6   00:00:01  1kN
>1.Kh3 Kxc4 2.Kh4 Kb3 3.Kxh5 Kxa3
>  +-  (3.47)   Depth: 6   00:00:01  1kN
>1.Kh3 Kxc4 2.Kh4 Kb3 3.Kxh5 Kxa3
>  =  (0.00)   Depth: 9   00:00:01  6kN
>1.Nf3 Kxc4 2.Nd2+ Kc3 3.Nb1+ Kb3 4.Kg3 Kc2 5.a4 Kxb1
>  ±  (0.87)   Depth: 9   00:00:02  17kN
>1.Nf3!
>  ±  (1.17)   Depth: 12   00:00:04  33kN
>1.Nf3! Kxc4 2.Nd2+ Kd4 3.Kh2 Kd3 4.a4 Kc3
>  +-  (3.28)   Depth: 12   00:00:05  98kN
>1.Nf3 Kxc4 2.Nd2+ Kb5 3.Kg3 Ka5 4.Kh4 Ka4 5.Nb1 Kb3 6.Kg5
>  +-  (3.39)   Depth: 15   00:00:10  258kN
>1.Nf3 Kxc4 2.Nd2+ Kb5 3.Kg3 Ka5 4.Nb1 Ka4 5.Kh3 Kb5
>  +-  (3.40)   Depth: 17   00:00:16  379kN
>1.Nf3 Kxc4 2.Nd2+ Kb5 3.Kg3 Ka5 4.Nb1 Ka4 5.Kh3 Kb3
>  +-  (3.40)   Depth: 19   00:00:25  556kN
>1.Nf3 Kxc4 2.Nd2+ Kb5 3.Kg3 Ka5 4.Nb1 Ka4 5.Kh4 Kb3 6.Kxh5 Ka4 7.Kg6 Ka5 8.Nc3
>  +-  (3.61)   Depth: 21   00:00:41  861kN
>1.Nf3 Kxc4 2.Nd2+ Kb5 3.Kg3 Ka5 4.Kh4 Ka4 5.Nb1 Kb3 6.Kxh5 Kc4 7.Kg4 Kb5 8.Kh4
>Ka4
>  +-  (3.62)   Depth: 23   00:01:04  1383kN
>1.Nf3 Kxc4 2.Nd2+ Kb5 3.Kg3 Ka5 4.Kh4 Ka4 5.Nb1 Kb3 6.Kxh5 Kc4 7.Kg4
>  +-  (3.62)   Depth: 24   00:01:26  1856kN
>1.Ne4 Kxc4 2.a4 Kb4 3.Nc3 Ka5 4.Kh3 h4 5.Kxh4
>  +-  (3.63)   Depth: 24   00:02:00  2737kN
>1.Ne4!
>  +-  (3.93)   Depth: 25   00:02:24  3350kN
>1.Ne4 Kxc4 2.a4 Kb4 3.Nc3 Ka5 4.Kh3 h4 5.Kxh4 Ka6 6.Kg4
>  +-  (3.93)   Depth: 26   00:03:10  4533kN
>1.Ne4 Kxc4 2.a4 Kb4 3.Nc3 Ka5 4.Kh3 h4 5.Kxh4
>  +-  (3.93)   Depth: 27   00:03:57  5640kN
>1.Ne4 Kxc4 2.a4 Kb4 3.Nc3 Ka5 4.Kh3 h4 5.Kxh4
>  +-  (3.93)   Depth: 28   00:04:33  6999kN
>1.Ne4 Kxc4 2.a4 Kb4 3.Nc3 Ka5 4.Kh3 h4 5.Kxh4 Kb4 6.Kg5 Ka5 7.Kf6 Ka6 8.Ke7 Ka5
>9.Ke6 Ka6
>  +-  (3.98)   Depth: 29   00:05:32  9645kN
>1.Ne4 Kxc4 2.a4 Kb4 3.Nc3 Ka5 4.Kh3 h4 5.Kxh4
>  +-  (3.98)   Depth: 30   00:06:18  11978kN
>1.Ne4 Kxc4 2.a4 Kb4 3.Nc3 Ka5 4.Kg3 Kb4 5.Kh4 Ka5 6.Kxh5 Ka6 7.Kg6 Ka7 8.Kf7 Kb6
>9.Ke7 Ka5
>  +-  (4.19)   Depth: 31   00:08:03  16941kN
>1.Ne4 Kxc4 2.a4 Kb4 3.Nc3 Ka5 4.Kg3 Kb4 5.Kh4 Ka5
>  +-  (4.19)   Depth: 32   00:09:16  20922kN
>
>(mahamood, MyTown 16.11.2000)
>
>------------------------------------------------------------------
>
>pavs

Hello !

In my game it was a old fritz5 "Update - Version". Fritz 6 played here korrekt,

( but Shredder 3.0 played here too incorrect )

Here the analysis from Chess Tiger 13.0 on my P600 with 48 MB hash:


00:00:12.7	6,62	13	3264429	Ne5 Kxa3 Kh3 h4 Ng6 Kb4 Nh7 Ka3 Ne5 Ka4 Ng4 Ka3 Nhf6
00:01:27.5	6,60	14	24011669	Ne5 Kxa3 Kh3 h4 Ng6 Kb4 Nh7 Ka3 Ne5 Ka4 Nf6 Ka3 Ng6
Ka4
00:02:30.5	6,62	15	40910247	Ne5 Kxa3 Kh3 h4 Ng6 Kb4 Nh7 Ka3 Ne5 Ka4 Nf6 Ka3 Ne4
Kb4 Ng4
00:03:38.2	6,62	16	59138704	Ne5 Kxa3 Kh3 h4 Ng6 Kb4 Nh7 Ka3 Ne5 Ka4 Nf6 Ka3 Nf7
Kb4 Nh6 Ka3

( After 5 minutes was Tiger 13.0 not in Deep 17, so i this here now posted )

Regards,
Eduard




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