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Subject: Re: Start Your Engines.. TestPostion (GLC3.00 == 3s)

Author: Tim Foden

Date: 10:47:30 07/11/03

Go up one level in this thread


On July 11, 2003 at 12:35:49, Rex wrote:

>
>Junior 8 makes a great move 36...Rb2 against Deep Sjeng 1.5 during the RK 2003
>Tourney.
>
>How long does your program find Rb2!!
>
>[D]6k1/pp6/7p/P2P1Rp1/1Bb5/1qP5/4r1PP/2Q3K1 b - - 0 1

GLC 3.00, AXP 1.47GHz, 24MB Hash... 0.63s/7ply => draw, 2.99s/9ply => +2.5

I see it does better than some of the pros here... this probably means that the
evaluation is faulty :)

Cheers, Tim.

Analysis below:

 Game stage: Middle game
 Current eval: -1.419
 Ply   Time   Score   Nodes  Principal variation
  4   0.010  -0.119    5934  Rc2 2. Qe1 Bxd5 3. Qe8+ Kh7
  4   0.010  -0.119    6527  Rc2 2. Qe1 Bxd5 3. Qe8+ Kh7
  5   0.020  -0.519   16797  Rc2 {--} 2. Qe1 Bxd5 3. Qe8+ Kh7 4. Qd7+ Kg6 5.
                               Rxd5
  5   0.030  -1.712   20644  Rc2 2. Qe1 Re2 3. Rf8+ Kh7 4. Rf7+ Kh8
  5   0.030  -1.420   27017  Bxd5 2. Rxg5+ Kh7 3. Qf1 Re1 4. Qxe1 hxg5
  5   0.070  -1.379   57235  Kh7 2. d6 Bd5 3. g3 Kh8
  5   0.070  -1.379   62973  Kh7 2. d6 Bd5 3. g3 Kh8
  6   0.100  -1.224   88251  Kh7 2. Qf1 Rf2 3. Rf7+ Kg6 4. Rg7+ Kxg7 5. Qxf2
                               Bxd5 6. Qxa7
  6   0.120  -1.131  104992  Bxd5 2. Rxg5+ Kh7 3. Qf1 hxg5 4. Qxe2 Qb1+ 5. Kf2
  6   0.181  -1.131  155351  Bxd5 2. Rxg5+ Kh7 3. Qf1 hxg5 4. Qxe2 Qb1+ 5. Kf2
  7   0.211  -1.053  178656  Bxd5 2. Rxg5+ Kh7 3. Qf1 hxg5 4. Qxe2 Qb1+ 5. Qf1
                               Qxf1+ 6. Kxf1 Be4
  7   0.291  -0.731  260304  Kh7 {++} 2. Rf8 Bxd5 3. Rf7+ Bxf7 4. Qf1
  7   0.391  -0.070  365034  Kh7 2. Rf7+ Kg6 3. Re7 Rxe7 4. Bxe7 Bxd5 5. Qe1
                               Qc4
  7   0.631  +0.000  588625  Rb2 2. Rf8+ Kg7 3. Rd8 Rb1 4. Rd7+ Kg8 5. Rd8+ Kg7
  7   0.631  +0.000  590976  Rb2 2. Rf8+ Kg7 3. Rd8 Rb1 4. Rd7+ Kg8 5. Rd8+ Kg7
  8   0.882  +0.000  819608  Rb2 2. Rxg5+ hxg5 3. Qxg5+ Kh7 4. Qe7+ Kg6 5. Qe8+
                               Kg7 6. Bf8+ Kf6 7. Qe6+ Kg5 8. Be7+ Kf4 9. Bd6+
                               Kg5 10. Be7+
  8   1.172  +0.000 1105952  Rb2 2. Rxg5+ hxg5 3. Qxg5+ Kh7 4. Qe7+ Kg6 5. Qe8+
                               Kg7 6. Bf8+ Kf6 7. Qe6+ Kg5 8. Be7+ Kf4 9. Bd6+
                               Kg5 10. Be7+
  9   1.963  +0.400 1824387  Rb2 {++} 2. Rxg5+ Kh7 3. Qf1 Bxf1 4. Kxf1
  9   2.985  +2.503 2716264  Rb2 2. Rxg5+ Kh7 3. Re5 Rb1 4. Re7+ Kg6 5. Re6+
                               Kf5 6. g4+ Kxg4 7. Re4+ Kf5 8. Rf4+ Ke5 9. Bd6+
                               Kxd6
  9   3.145  +2.503 2892808  Rb2 2. Rxg5+ Kh7 3. Re5 Rb1 4. Re7+ Kg6 5. Re6+
                               Kf5 6. g4+ Kxg4 7. Re4+ Kf5 8. Rf4+ Ke5 9. Bd6+
                               Kxd6
 10   4.707  +2.672 4247543  Rb2 2. Rxg5+ Kh7 3. Re5 Rb1 4. Re7+ Kg6 5. Re6+
                               Kf5 6. Qe1 Rxe1+ 7. Rxe1 Bxd5 8. Re7
 10   4.987  +2.672 4551225  Rb2 2. Rxg5+ Kh7 3. Re5 Rb1 4. Re7+ Kg6 5. Re6+
                               Kf5 6. Qe1 Rxe1+ 7. Rxe1 Bxd5 8. Re7
 11  10.185  +2.881 8980206  Rb2 2. Rxg5+ Kh7 3. Re5 Rb1 4. Re7+ Kg6 5. Re6+
                               Kf5 6. Re1 Rxc1 7. Rxc1 Bxd5 8. Re1
 11  10.896  +2.881 9744421  Rb2 2. Rxg5+ Kh7 3. Re5 Rb1 4. Re7+ Kg6 5. Re6+
                               Kf5 6. Re1 Rxc1 7. Rxc1 Bxd5 8. Re1
 12  19.548  +2.936  17129k  Rb2 2. Rxg5+ Kh7 3. Re5 Rb1 4. Re7+ Kg6 5. Re6+
                               Kf5 6. Re1 Rxc1 7. Rxc1 Bxd5 8. Rf1+ {ht}
 12  21.211  +2.936  18805k  Rb2 2. Rxg5+ Kh7 3. Re5 Rb1 4. Re7+ Kg6 5. Re6+
                               Kf5 6. Re1 Rxc1 7. Rxc1 Bxd5 8. Rf1+ {ht}
 13  54.419  +3.100  46721k  Rb2 2. Rxg5+ Kh7 3. Re5 Rb1 4. Re7+ Kg6 5. Re6+
                               Kf5 6. Re1 Rxc1 7. Rxc1 Bxd5 8. Bf8 Kg5 9. Bd6
 13 1:02.09  +3.100  53930k  Rb2 2. Rxg5+ Kh7 3. Re5 Rb1 4. Re7+ Kg6 5. Re6+
                               Kf5 6. Re1 Rxc1 7. Rxc1 Bxd5 8. Bf8 Kg5 9. Bd6
 14 2:15.88  +3.239 115471k  Rb2 2. Rxg5+ Kh7 3. Re5 Rb1 4. Re7+ Kg6 5. Re6+
                               Kf5 6. Re1 Rxc1 7. Rxc1 Bxd5 8. Re1 Qc2 9. Rf1+
                               Kg6 10. Rf2
 14 2:44.35  +3.239 141643k  Rb2 2. Rxg5+ Kh7 3. Re5 Rb1 4. Re7+ Kg6 5. Re6+
                               Kf5 6. Re1 Rxc1 7. Rxc1 Bxd5 8. Re1 Qc2 9. Rf1+
                               Kg6 10. Rf2



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