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Subject: Re: Testposition: Ivanchuk - Ponomariov, endgame (diagram)

Author: Dann Corbit

Date: 14:41:21 01/17/02

Go up one level in this thread


On January 17, 2002 at 17:24:27, Carmelo Calzerano wrote:

>On January 17, 2002 at 14:41:16, Eduard Nemeth wrote:
>
>>First: game two end draw.
>>
>>Position after move 44 (white):
>>
>>[D]8/2p4p/7B/2b2r2/8/P4k1P/1P1R1N2/6K1 b - - 0 44
>>
>>Ponomariov played here 44...Rf6! Wrong move is here 44...Kg3??, then
>>white win forced in the bishop-endgame!
>>
>>That a move play here Your program?
>
>
>Leila 0.52b needs about 50 seconds on my Athlon 1.1GHz machine (30Mb hash,
>no TBs).
>
>
> Leila (c) C. Calzerano 2001 - version 052b Jan 11 2002
> ========================================================
>
> Main Hash:   22528 Kb   [ 1024 K Entries]
> Pawn Hash:    8192 Kb   [  512 K Entries]
>
> EGTB Path: C:\TB
> TB Init ERROR
> No TB files found
> Found 159780 book entries.
>
> setfen 8/2p4p/7B/2b2r2/8/P4k1P/1P1R1N2/6K1 b - - 0 44
> analyze
>
>    11  -1.11     4.53    1641953  Kf3g3 Rd2d3 Rf5f3 Kg1f1 Bc5xf2 Kf1e2 Rf3xd3
>Ke2xd3 Kg3xh3 Bh6e3 Bf2g3 a3a4
>--> 11  -1.11     5.87    2141956  Kf3g3 Rd2d3 Rf5f3 Kg1f1 Bc5xf2 Kf1e2 Rf3xd3
>Ke2xd3 Kg3xh3 Bh6e3 Bf2g3 a3a4
>    12  -1.01    10.27    3796481  Kf3g3 Kg1f1 Bc5xf2 Kf1e2 Rf5e5 Ke2d1 Re5e1
>Kd1c2 Bf2e3 Rd2d3 Re1e2 Kc2c3 Kg3f2 Bh6g7
>--> 12  -1.01    11.64    4294241  Kf3g3 Kg1f1 Bc5xf2 Kf1e2 Rf5e5 Ke2d1 Re5e1
>Kd1c2 Bf2e3 Rd2d3 Re1e2 Kc2c3 Kg3f2 Bh6g7
>    13  -1.07    20.97    7829677  Kf3g3 Rd2d3 Rf5f3 Kg1f1 Bc5xf2 Kf1e2 Rf3xd3
>Ke2xd3 Kg3xh3 a3a4 Kh3g4 a4a5 Bf2g3
>FH: 13  -1.07    47.19   17373950  Rf5f6
>    13  -1.03    53.22   19627549  Rf5f6 Rd2c2 Bc5d4 Bh6g5 Rf6g6 h3h4 h7h6 Kg1f1
>h6xg5 h4xg5 Rg6xg5
>--> 13  -1.03    53.58   19765129  Rf5f6 Rd2c2 Bc5d4 Bh6g5 Rf6g6 h3h4 h7h6 Kg1f1
>h6xg5 h4xg5 Rg6xg5
>    14  -1.03     1:31   32986109  Rf5f6 Rd2c2 Bc5d4 Bh6c1 Kf3g3 Kg1f1 Rf6f7
>a3a4 Bd4xf2 Rc2c3 Rf7f3 Rc3xf3 Kg3xf3 a4a5
>--> 14  -1.03     1:52   40464999  Rf5f6 Rd2c2 Bc5d4 Bh6c1 Kf3g3 Kg1f1 Rf6f7
>a3a4 Bd4xf2 Rc2c3 Rf7f3 Rc3xf3 Kg3xf3 a4a5
>    15  -1.00     3:19   69483343  Rf5f6 Rd2c2 Bc5d4 Bh6c1 Kf3g3 Kg1f1 Rf6f7
>a3a4 Bd4xf2 Rc2c3 Kg3h4 Kf1e2 Bf2g3
>--> 15  -1.00     3:53   81386548  Rf5f6 Rd2c2 Bc5d4 Bh6c1 Kf3g3 Kg1f1 Rf6f7
>a3a4 Bd4xf2 Rc2c3 Kg3h4 Kf1e2 Bf2g3
>    16  -1.00     7:02  145363842  Rf5f6 Rd2c2 Bc5d4 Bh6c1 Kf3g3 Kg1f1 Bd4xf2
>Kf1e2 Rf6e6 Ke2d3 Bf2b6 h3h4 Re6d6 Kd3e4 Rd6d4 Ke4e5 Rd4xh4 Rc2c3 Kg3f2 Bc1f4
>--> 16  -1.00     9:19  196609390  Rf5f6 Rd2c2 Bc5d4 Bh6c1 Kf3g3 Kg1f1 Bd4xf2
>Kf1e2 Rf6e6 Ke2d3 Bf2b6 h3h4 Re6d6 Kd3e4 Rd6d4 Ke4e5 Rd4xh4 Rc2c3 Kg3f2 Bc1f4
>    17  -1.01    17:22  365869986  Rf5f6 Rd2c2 Bc5d4 Bh6c1 Kf3g3 Rc2c3 Rf6f3
>Rc3xf3 Kg3xf3 a3a4 Bd4xf2 Kg1f1 Bf2b6 Bc1d2 Bb6d4 Bd2c3 Bd4xc3 b2xc3 Kf3e4 a4a5
>--> 17  -1.01    22:32  477277422  Rf5f6 Rd2c2 Bc5d4 Bh6c1 Kf3g3 Rc2c3 Rf6f3
>Rc3xf3 Kg3xf3 a3a4 Bd4xf2 Kg1f1 Bf2b6 Bc1d2 Bb6d4 Bd2c3 Bd4xc3 b2xc3 Kf3e4 a4a5
>    18  -1.02    46:27 1010345296  Rf5f6 Rd2c2 Bc5d4 Bh6c1 Kf3g3 Kg1f1 Bd4xf2
>Rc2c3 Rf6f3 Rc3xf3 Kg3xf3 a3a4 Bf2c5 Kf1e1 Kf3g2 a4a5 Kg2xh3 Ke1e2
>--> 18  -1.02    53:23 1164183421  Rf5f6 Rd2c2 Bc5d4 Bh6c1 Kf3g3 Kg1f1 Bd4xf2
>Rc2c3 Rf6f3 Rc3xf3 Kg3xf3 a3a4 Bf2c5 Kf1e1 Kf3g2 a4a5 Kg2xh3 Ke1e2
>    19  -1.05  1:46:12 2331316211  Rf5f6 Rd2c2 Bc5d4 Bh6c1 Kf3g3 Rc2c3 Rf6f3
>Rc3xf3 Kg3xf3 a3a4 Bd4xf2 Kg1f1 Bf2c5 Kf1e1 Kf3g3 Ke1e2 h7h5 a4a5


It appears that there is a large improvement over the previous versions.  Do you
know what evaluation terms brought about the improved search?

Leila (c) C. Calzerano 2001 - version 041i Oct  4 2001
========================================================


Main Hash:   22528 Kb   [ 1024 K Entries]
Pawn Hash:    8192 Kb   [  512 K Entries]

EGTB Path: e:\programme\winboard\nalimov
TB files found: limit 5 pieces.
EGTB Cache Size: 8192 Kb

Found 75368 book entries.


Executing batch file: LeilaCmd.bat

[LeilaCmd.bat] --> ########################################################
[LeilaCmd.bat] --> #                                                      #
[LeilaCmd.bat] --> # The commands in this file are read and executed by   #
[LeilaCmd.bat] --> # Leila at startup, just after initialization and      #
[LeilaCmd.bat] --> # before start processing Winboard/Console commands.   #
[LeilaCmd.bat] --> # It is not needed, and you can safely leave it empty; #
[LeilaCmd.bat] --> # could be useful however to provide some automation,  #
[LeilaCmd.bat] --> # for example when running testsuites or other kind    #
[LeilaCmd.bat] --> # of tests.                                            #
[LeilaCmd.bat] --> #                                                      #
[LeilaCmd.bat] --> # NB: You can use the '#' character to add comments    #
[LeilaCmd.bat] --> #     in this and other batch files: remember however  #
[LeilaCmd.bat] --> #     that the '#' must always be the first non-space  #
[LeilaCmd.bat] --> #     of the comment line.                             #
[LeilaCmd.bat] --> #                                                      #
[LeilaCmd.bat] --> ########################################################
[LeilaCmd.bat] --> new
[LeilaCmd.bat] --> noise 3


[1]White>
post
[1]White> post
[1]White> epdtest \rf6.epd 999
#####################################################

File: \rf6.epd  - Testing at 999 secs/pos

EPD File: \rf6.epd  - Testing at 999 secs/pos
[001] 8/2p4p/7B/2b2r2/8/P4k1P/1P1R1N2/6K1 b - - bm Rf6; am Kg3;
      BM: Rf5f6
Suggested time:  6000 ms. Ponder saved time:  0 ms. Allocated time:  6000 ms.
    11  -1.03     3.13   1120876  Kf3g3 Rd2d3 Rf5f3 Rd3xf3 Kg3xf3 Bh6g5 Bc5xf2 K
g1f1 Bf2d4 b2b3 Kf3e4 a3a4 Bd4e3 Bg5f6
    12  -1.03     5.72   2062717  Kf3g3 Rd2d3 Rf5f3 Rd3xf3 Kg3xf3 Kg1f1 Bc5xf2 B
h6g5 Bf2d4 b2b3 Kf3g3 h3h4 Kg3f3 a3a4 Kf3e4
    12  -1.03     6.76   2424393  Kf3g3 Rd2d3 Rf5f3 Rd3xf3 Kg3xf3 Kg1f1 Bc5xf2 B
h6g5 Bf2d4 b2b3 Kf3g3 h3h4 Kg3f3 a3a4 Kf3e4
    13  -1.05    11.66   4206469  Kf3g3 Rd2d3 Rf5f3 Rd3xf3 Kg3xf3 Bh6g7 Bc5xf2 K
g1f1 Bf2b6 Bg7f6 Kf3g3 h3h4 Kg3f3 a3a4 Kf3e3 b2b3
    13  -1.05    15.32   5513394  Kf3g3 Rd2d3 Rf5f3 Rd3xf3 Kg3xf3 Bh6g7 Bc5xf2 K
g1f1 Bf2b6 Bg7f6 Kf3g3 h3h4 Kg3f3 a3a4 Kf3e3 b2b3
    14  -1.03    37.98  12471013  Kf3g3 Rd2d3 Rf5f3 Rd3xf3 Kg3xf3 Bh6g7 Bc5xf2 K
g1f1 Bf2b6 Bg7e5 Kf3e4 Be5f6 Ke4f3 Kf1e1 Kf3e4 Ke1e2
    14  -1.03    43.96  14573441  Kf3g3 Rd2d3 Rf5f3 Rd3xf3 Kg3xf3 Bh6g7 Bc5xf2 K
g1f1 Bf2b6 Bg7e5 Kf3e4 Be5f6 Ke4f3 Kf1e1 Kf3e4 Ke1e2
    15  -1.09     1:10  22878121  Kf3g3 Rd2d3 Rf5f3 Rd3xf3 Kg3xf3 Bh6g7 Bc5xf2 K
g1f1 Bf2b6 Bg7e5 Kf3e4 Be5c3 Ke4d3 a3a4 Bb6a7 a4a5
    15  -1.09     1:29  29396692  Kf3g3 Rd2d3 Rf5f3 Rd3xf3 Kg3xf3 Bh6g7 Bc5xf2 K
g1f1 Bf2b6 Bg7e5 Kf3e4 Be5c3 Ke4d3 a3a4 Bb6a7 a4a5
    16  -1.09     2:30  48037002  Kf3g3 Rd2d3 Rf5f3 Rd3xf3 Kg3xf3 Bh6g7 Bc5xf2 K
g1f1 Bf2b6 Bg7e5 Kf3e3 a3a4 Bb6d4 Be5xc7 Bd4xb2 a4a5 h7h5 Kf1e1



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