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Subject: Re: Example for the potential of the new Botvinik-Makaroff-Threat-Extensions

Author: Grzegorz Sidorowicz

Date: 06:22:55 10/02/03

Go up one level in this thread


[D] 8/k3P3/p3K2n/1n3p2/1N4b1/1P1p1p2/8/4B3 w - - 0 1

My Armageddon 2.250 on PIV 2Ghz without any magic extension
can solve it fast and I think it is not bug.

depth time    nodes       score   variation
-------------------------------------------
1     0       2           -433    b4d3
1     0       22          200     e7e8
2     0       72          188     e7e8 b5d4
2     0       232         219     e1f2 a7b7 e7e8
3     0       396         219     e1f2 a7b7 e7e8
4     0       2095        194     e1f2 a7b7 e7e8 b5c7
4     0       8644        -291    e1f2 a7b7 e7e8 b5c7 e6e7 c7e8
4     0       16742       17      b4c6 a7b6 e1a5 b6c6 e7e8 c6b7 e8d7
5     0       18738       17      b4c6 a7b6 e1a5 b6c6 e7e8 c6b7 e8d7
6     0       61491       0       b4c6 a7b7 c6a5 b7b6 a5c4 b6b7 c4a5
7     0       166660      0       b4c6 a7b7 c6a5 b7b6 a5c4 b6b7 c4a5
8     2       658883      -25     b4c6 a7b7 c6a5
8     17      4677080     -370    b4c6 a7b7 c6a5 b7b6 a5c4 b6c5 c4e5 b5d4 e6d7
g4h5 e5d3 c5b5 e1c3
8     21      5926396     -328    e6f6 b5d6 f6g7 h6f7 b4d3 f7g5 g7f8 g5e6
8     26      7378480     -284    e7e8 b5c7 e6d7 c7e8 d7e8 g4h5 e8f8 h5f7 f8g7
d3d2 e1d2
8     31      8937463     -234    b4d3 f5f4 e6f6 b5d6 e1f2 a7a8 f6g5 d6f7 g5f6
g4d7 d3f4
9     36      10156100    -234    b4d3 f5f4
10    59      16799896    -233    b4d3 g4h5 e6d7 h6g4 e1h4 f3f2 h4f2 a7b7 e7e8
g4f6 d7e6 f6e8
10    1.44    29352894    -209    b4c6 a7b7 c6a5 c7e8 e1f2 h6f7 e7e8 f5f4 e7e8
b5c7
10    2.27    43061936    96      b4c6 a7b7 c6a5 b7b6 e1f2 b6a5 e7e8 a5b4 e8f8
b4b3 f8h6 b3c2 h6f4 b5c3
11    2.28    43230003    96      b4c6 a7b7 c6a5 b7b6 e1f2 b6a5 e7e8 a5b4 e8f8
b4b3 f8h6 b3c2 h6f4 b5c3
12    4.53    83192427    71      b4c6 a7b7 c6a5

[D]8/3P3k/n2K3p/2p3n1/1b4N1/2p1p1P1/8/3B4 w - - 0 1
...also second position is not big problem for my program

depth time    nodes       score   variation
-------------------------------------------
1     0       2           -433    g4e3
1     0       22          200     d7d8
2     0       72          188     d7d8 g5e4
2     0       236         219     d1c2 h7g7 d7d8
3     0       438         219     d1c2 h7g7 d7d8
4     0       2079        194     d1c2 h7g7 d7d8 g5f7
4     0       8849        -291    d1c2 h7g7 d7d8 g5f7 d6d7 f7d8
4     0       14231       17      g4f6 h7g6 d1h5 g6f6 d7d8 f6g7 d8e7
5     0       16507       17      g4f6 h7g6 d1h5 g6f6 d7d8 f6g7 d8e7
6     0       75703       0       g4f6 h7g7 f6h5 g7g6 h5f4 g6g7 f4h5
7     0       169005      0       g4f6 h7g7 f6h5 g7g6 h5f4 g6g7 f4h5
8     2       610967      -25     g4f6 h7g7 f6h5
8     19      5338613     -370    g4f6 h7g7 f6h5 g7g6 h5f4 g6f5 f4d5 g5e4 d6e7
b4a5 d5e3 f5g6 d1f3
8     22      6158768     -366    d6e7 c5c4 e7f6 b4a5 g4e3 a5d8 f6e5 a6c5 d1c2
h7g7 e3c4
8     28      7956553     -328    d6c6 g5e6 c6b7 a6c7 g4e3 c7b5 b7c8 b5d6
8     31      8821612     -284    d7d8 g5f7 d6e7 f7d8 e7d8 b4a5 d8c8 a5c7 c8b7
e3e2 d1e2
8     38      10850246    -234    g4e3 c5c4 d6c6 g5e6 d1c2 h7h8 c6b5 e6c7 b5c6
b4e7 e3c4
9     42      12117153    -234    g4e3 c5c4
10    1.4     18377888    -233    g4e3 b4a5 d6e7 a6b4 d1a4 c3c2 a4c2 h7g7 d7d8
b4c6 e7d6 c6d8
10    1.55    31810559    -209    g4f6 h7g7 f6h5 b4a5 d1c2 e3e2 h5f6 h6g5 d7d8
g5f7
10    2.46    51621103    96      g4f6 h7g7 f6h5 g7g6 d1c2 g6h5 d7d8 h5g4 d8c8
g4g3 c8a6 g3f2 a6c4 g5f3
11    2.47    51784973    96      g4f6 h7g7 f6h5 g7g6 d1c2 g6h5 d7d8 h5g4 d8c8
g4g3 c8a6 g3f2 a6c4 g5f3
12    3.29    63782899    71      g4f6 h7g7 f6h5


Grzegorz



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