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Subject: Re: How long until your engine sees a score of +5 pawns?

Author: Ubaldo Farina

Date: 11:46:55 10/07/05

Go up one level in this thread


My engine Chiron v0.4.1 needs 10.11 seconds (depth 15) to show +5.03 on my
Ahtlon64 3400+ with 128 MB of Hash Tables, but the pv becomes different from
move 3

   depth   time   score   nodes       principal variation
     2     0.00   -1.67   115         1. Kd2 Re8
     2     0.00      ++   408         1. f7
     2     0.00   -1.07   560         1. f7 Re1+ 2. Kd2 Rf1
->   2     0.00   -1.07   579         1. f7 Re1+ 2. Kd2 Rf1
     3     0.00      ++   851         1. f7
     3     0.00    2.43   1758        1. f7 Kg7 2. Nf5+ Kxf7 3. Nxe3
->   3     0.00    2.43   1996        1. f7 Kg7 2. Nf5+ Kxf7 3. Nxe3
     4     0.01    2.11   2988        1. f7 Kg7 2. Nf5+ Kxf7 3. Nxe3 Be6
->   4     0.01    2.11   3250        1. f7 Kg7 2. Nf5+ Kxf7 3. Nxe3 Be6
     5     0.01      ++   4233        1. f7
     5     0.01    2.61   5435        1. f7 Kg7
->   5     0.01    2.61   7266        1. f7 Kg7
     6     0.05    2.60   16573       1. f7 Re1+ 2. Kd2 Kg7 3. Kxe1 Kxf7 4.
                                      Kf2 Bb7
->   6     0.05    2.60   19558       1. f7 Re1+ 2. Kd2 Kg7 3. Kxe1 Kxf7 4.
                                      Kf2 Bb7
     7     0.17    2.97   40898       1. f7 Kg7 2. Nf5+ Kxf7 3. Nxe3 Be6 4.
                                      Be5 Ke7 5. Kd2
->   7     0.22    2.97   54881       1. f7 Kg7 2. Nf5+ Kxf7 3. Nxe3 Be6 4.
                                      Be5 Ke7 5. Kd2
     8     0.27    2.72   79027       1. f7 Kg7 2. Nf5+ Kxf7 3. Nxe3 Be6 4.
                                      Be5 Kg6 5. Kd2 Kg5
->   8     0.31    2.72   99169       1. f7 Kg7 2. Nf5+ Kxf7 3. Nxe3 Be6 4.
                                      Be5 Kg6 5. Kd2 Kg5
     9     0.42    2.82   150526      1. f7 Kg7 2. Nf5+ Kxf7 3. Nxe3 Be6 4.
                                      Be5 Kg6 5. Kd2 Kg5 6. Kd3
->   9     0.50    2.82   190226      1. f7 Kg7 2. Nf5+ Kxf7 3. Nxe3 Be6 4.
                                      Be5 Kg6 5. Kd2 Kg5 6. Kd3
    10     0.59    2.77   280906      1. f7 Kg7 2. Nf5+ Kxf7 3. Nxe3 Be6 4.
                                      Be5 Kg6 5. Kd2 Kg5 6. Kd3 Bf5+ 7. Ke2
->  10     0.66    2.77   364296      1. f7 Kg7 2. Nf5+ Kxf7 3. Nxe3 Be6 4.
                                      Be5 Kg6 5. Kd2 Kg5 6. Kd3 Bf5+ 7. Ke2
    11     0.77    2.77   519595      1. f7 Kg7 2. Nf5+ Kxf7 3. Nxe3 Kg6 4.
                                      Be5 Bb7 5. Kd2 Kg5 6. Kd3 Ba6+ 7. Kd4
                                      Bb7
->  11     0.89    2.77   672097      1. f7 Kg7 2. Nf5+ Kxf7 3. Nxe3 Kg6 4.
                                      Be5 Bb7 5. Kd2 Kg5 6. Kd3 Ba6+ 7. Kd4
                                      Bb7
    12     1.28    2.72   1204547     1. f7 Kg7 2. Nf5+ Kxf7 3. Nxe3 Ke7 4.
                                      Be5 Ke6 5. Bf4
    12     1.67      ++   1693598     1. Nf5
    12     2.20    4.56   2357588     1. Nf5 Kg8 2. Nxe3 g3 3. Kd2 Kf7 4. Ke2
                                      Bb7 5. Nf5 g2 6. Nd6+ Kf8 7. Bd4 Bd5
->  12     2.30    4.56   2495751     1. Nf5 Kg8 2. Nxe3 g3 3. Kd2 Kf7 4. Ke2
                                      Bb7 5. Nf5 g2 6. Nd6+ Kf8 7. Bd4 Bd5
    13     2.77    4.51   3057726     1. Nf5 Kg8 2. Nxe3 g3 3. Kd2 Kf7 4. Be5
                                      Bb7 5. Bxg3 Kxf6 6. Kd3 Bf3 7. Nc4
->  13     3.08    4.51   3518536     1. Nf5 Kg8 2. Nxe3 g3 3. Kd2 Kf7 4. Be5
                                      Bb7 5. Bxg3 Kxf6 6. Kd3 Bf3 7. Nc4
    14     4.38    4.56   5141014     1. Nf5 Kg8 2. Nxe3 Kf7 3. Kd2 Kg6 4.
                                      Be5 g3 5. Bxg3 Kxf6 6. Nd5+ Ke6 7. Nf4+
                                      Kd7 8. Bf2 Bb7
->  14     4.97    4.56   5943841     1. Nf5 Kg8 2. Nxe3 Kf7 3. Kd2 Kg6 4.
                                      Be5 g3 5. Bxg3 Kxf6 6. Nd5+ Ke6 7. Nf4+
                                      Kd7 8. Bf2 Bb7
    15    10.11    5.03   11801128    1. Nf5 Kg8 2. Nxe3 g3 3. Kd2 Bb7 4. Nf5
                                      g2 5. Bd4 Kf8 6. Bc5+ Kf7 7. Nd6+ Kxf6
                                      8. Bd4+ Ke6 9. Nxb7 Kd5 10. Kd3
->  15    11.09    5.03   13123034    1. Nf5 Kg8 2. Nxe3 g3 3. Kd2 Bb7 4. Nf5
                                      g2 5. Bd4 Kf8 6. Bc5+ Kf7 7. Nd6+ Kxf6

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UAF



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