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Subject: Re: good position

Author: Mike Byrne

Date: 13:44:25 09/07/03

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On September 07, 2003 at 13:30:24, Will Singleton wrote:

>This is from a game just played on ICC.  Amateur found the winning move, Nh5, in
>just over a minute.  It won't find it that fast from a fresh start.  Might be a
>nice position for a tough test suite.
>
>[D]7k/4q1np/1p3rn1/p1pBrb2/2Pp4/P2P4/1P1B1R1P/R1N2QK1 b - - 0 37

it is a good one, Crafty 19.04 Se fischer slow dual 1.7 Ghz
4:11

White(1): e4
              time used:   0.19
Black(1): 7k/4q1np/1p3rn1/p1pBrb2/2Pp4/P2P4/1P1B1R1P/R1N2QK1 b - - 0 37
Black(1): go
              clearing hash tables
              time surplus  29.81  time limit 16666:39 (16666:39)
              depth   time  score   variation (1)
                2->   0.00   0.84   1. ... Nh4 2. Bg5
                3     0.00   0.64   1. ... Nh4 2. Nb3 Rg6+ 3. Kh1
                3->   0.00   0.64   1. ... Nh4 2. Nb3 Rg6+ 3. Kh1
                4     0.00   0.41   1. ... Nh4 2. Nb3 Rg6+ 3. Kh1 Qf6
                4->   0.01   0.41   1. ... Nh4 2. Nb3 Rg6+ 3. Kh1 Qf6
                5     0.03   0.55   1. ... Nh4 2. Na2 Rg6+ 3. Kh1 Qf6 4.
                                    Re1 Rxe1 5. Bxe1
                5->   0.06   0.55   1. ... Nh4 2. Na2 Rg6+ 3. Kh1 Qf6 4.
                                    Re1 Rxe1 5. Bxe1 (s=3)
                6     0.07   0.55   1. ... Nh4 2. Na2 Rg6+ 3. Kh1 Qf6 4.
                                    Re1 Rxe1 5. Bxe1 (s=2)
                6->   0.10   0.55   1. ... Nh4 2. Na2 Rg6+ 3. Kh1 Qf6 4.
                                    Re1 Rxe1 5. Bxe1 (s=3)
                7     0.18     ++   1. ... Nh4!!
                7     0.39  -0.11   1. ... Nh4 2. Ba8 Nh5 3. Bd5 Qg7+ 4.
                                    Kh1 Bh3 5. Qg1 Qxg1+ 6. Kxg1 Rxf2 7.
                                    Kxf2 (s=2)
                7->   0.43  -0.11   1. ... Nh4 2. Ba8 Nh5 3. Bd5 Qg7+ 4.
                                    Kh1 Bh3 5. Qg1 Qxg1+ 6. Kxg1 Rxf2 7.
                                    Kxf2
                8     0.79  -0.32   1. ... Nh4 2. Ba8 Ne6 3. Bd5 Nc7 4.
                                    Bb7 Qg7+ 5. Kh1 Bh3
                8->   0.90  -0.32   1. ... Nh4 2. Ba8 Ne6 3. Bd5 Nc7 4.
                                    Bb7 Qg7+ 5. Kh1 Bh3
                9     1.93  -0.43   1. ... Nh4 2. Ne2 Bh3 3. Rxf6 Bxf1
                                    4. Raxf1 Nhf5 5. Rf7 Qh4
                9->   2.18  -0.43   1. ... Nh4 2. Ne2 Bh3 3. Rxf6 Bxf1
                                    4. Raxf1 Nhf5 5. Rf7 Qh4
               10     3.73     ++   1. ... Nh4!!
               10     5.87  -0.90   1. ... Nh4 2. Ba8 Re3 3. Bxe3 dxe3
                                    4. Rf4 Rf8 5. Qe1 Ng6 6. Rf3 Rxa8 7.
                                    Rxe3
               10->   6.62  -0.90   1. ... Nh4 2. Ba8 Re3 3. Bxe3 dxe3
                                    4. Rf4 Rf8 5. Qe1 Ng6 6. Rf3 Rxa8 7.
                                    Rxe3
               11    11.54  -1.10   1. ... Nh4 2. Ba8 Re3 3. Bxe3 dxe3
                                    4. Rf4 Rf8 5. Bg2 Ne6 6. Rxf5 Nxf5
               11->  13.54  -1.10   1. ... Nh4 2. Ba8 Re3 3. Bxe3 dxe3
                                    4. Rf4 Rf8 5. Bg2 Ne6 6. Rxf5 Nxf5
               12    31.14     --   1. ... Nh4
               12     1:10  -0.68   1. ... Nh4 2. Ne2 Bh3 3. Rxf6 Bxf1
                                    4. Raxf1 Ngf5 5. Rf7 Qe8 6. Bh6 Nf3+
                                    7. Rxf3 Rxd5
               12     4:00  -0.90   1. ... Ne6 2. Ne2 Bh3 3. Bg2 Rxf2 4.
                                    Qxf2 Rf5 5. Qg3 Bxg2 6. Qxg2 Nh4 7.
                                    Qg4 Nf3+ 8. Kh1 Qf7
               12     4:11  -1.40   1. ... Nh5 2. Bg5 Re1 3. Bxf6+ Nxf6
                                    4. Rxf5 Rxf1+ 5. Rxf1 Ng4 6. Na2 Qe3+
                                    7. Kh1 Qxd3 8. Rae1 Qh3
               12->   4:11  -1.40   1. ... Nh5 2. Bg5 Re1 3. Bxf6+ Nxf6
                                    4. Rxf5 Rxf1+ 5. Rxf1 Ng4 6. Na2 Qe3+
                                    7. Kh1 Qxd3 8. Rae1 Qh3 (s=3)
?              13     5:15   1/38*  1. ... Nh5
Black(0): ?
              time=5:23  cpu=197%  mat=0  n=371476553  fh=93%  nps=1148k
              ext-> chk=17097818 cap=1420017 pp=291513 1rep=1198564 mate=64072
              predicted=1  nodes=371476553  evals=100458916
              endgame tablebase-> probes=0  hits=0
              SMP->  split=567  stop=92  data=7/64  cpu=10:39  elap=5:23

Black(1): Nh5
              time used:   5:23



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