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Subject: Re: Test Position

Author: Robert Hyatt

Date: 08:04:30 05/03/04

Go up one level in this thread


On May 02, 2004 at 22:46:32, Mike Byrne wrote:

>On May 02, 2004 at 17:39:14, Robert Hyatt wrote:
>
>>On May 02, 2004 at 14:52:09, John Merlino wrote:
>>
>>>This position is from CM9000 Judge v Shredder 8 in Round 35 of Graham Banks'
>>>"Super Tournament II".
>>>
>>>[D]1r5k/3qn1pp/3bNp2/1r1P4/1pN5/1Q5P/3R1PP1/3R2K1 w - - 0 39
>>>
>>>Both sides have passed pawns that are well protected, but White has a strong
>>>Knight on e6 that cannot easily be dislodged. What does CMJudge play?
>>>
>>>Nd4!! giving up the outpost and the passed pawn with one move! CM_SKR needs 2:11
>>>to find this move on an AMD 2500+.
>>
>>
>>
>>crafty finds this one almost instantly:
>>
>>
>>                9     5.31   0.22   1. Rd4 Be5 2. Nxe5 fxe5 3. R4d2 Qd6
>>                                    4. Qg3 g6 5. Re2 Nxd5 6. Rxe5
>>                9     5.50   0.27   1. Nd4 Rxd5 2. Nf3 Rbb5 3. Qa4 Bf4
>>                                    4. Nb6 Qb7 5. Nxd5 Nxd5
>>                9->   5.50   0.27   1. Nd4 Rxd5 2. Nf3 Rbb5 3. Qa4 Bf4
>>                                    4. Nb6 Qb7 5. Nxd5 Nxd5 (s=7)
>>               10     5.80   0.19   1. Nd4 Rxd5 2. Nf3 Rbb5 3. Qa4 Rb7
>>                                    4. Qxd7 Rxd7 5. Rxd5 Nxd5 6. Rxd5 Bh2+
>>                                    7. Kxh2 Rxd5 (s=6)
>>               10->   7.24   0.19   1. Nd4 Rxd5 2. Nf3 Rbb5 3. Qa4 Rb7
>>                                    4. Qxd7 Rxd7 5. Rxd5 Nxd5 6. Rxd5 Bh2+
>>                                    7. Kxh2 Rxd5 (s=2)
>>               11     9.69   0.46   1. Nd4 Bf4 2. Nxb5 Bxd2 3. Nbd6 Bf4
>>                                    4. Nf7+ Kg8 5. d6 Nc6 6. Nce5 Bh2+
>>                                    7. Kxh2 fxe5
>>               11->  10.24   0.46   1. Nd4 Bf4 2. Nxb5 Bxd2 3. Nbd6 Bf4
>>                                    4. Nf7+ Kg8 5. d6 Nc6 6. Nce5 Bh2+
>>                                    7. Kxh2 fxe5
>>               12    12.26   0.65   1. Nd4 Bf4 2. Nxb5 Bxd2 3. Nbd6 Bf4
>>                                    4. Nf7+ Kg8 5. d6 Nd5 6. Rxd5 Kxf7
>>                                    7. Qf3 Bg5
>>               12->  13.58   0.65   1. Nd4 Bf4 2. Nxb5 Bxd2 3. Nbd6 Bf4
>>                                    4. Nf7+ Kg8 5. d6 Nd5 6. Rxd5 Kxf7
>>                                    7. Qf3 Bg5
>>               13    25.69   0.58   1. Nd4 R5b7 2. Nc6 Rc8 3. Re2 Bc5 4.
>>                                    Nxe7 Bxe7 5. d6 Bf8 6. Rd5 Rc6 7. Red2
>>                                    f5
>>               13->  28.58   0.58   1. Nd4 R5b7 2. Nc6 Rc8 3. Re2 Bc5 4.
>>                                    Nxe7 Bxe7 5. d6 Bf8 6. Rd5 Rc6 7. Red2
>>                                    f5
>>               14    45.39   0.61   1. Nd4 Bf4 2. d6 Bxd2 3. dxe7 Rc5 4.
>>                                    Rxd2 Qxe7 5. Rd1 Rg5 6. Ne3 Rc8 7.
>>                                    Ndc2 Rb5 8. Nd5
>>               14->  54.13   0.61   1. Nd4 Bf4 2. d6 Bxd2 3. dxe7 Rc5 4.
>>                                    Rxd2 Qxe7 5. Rd1 Rg5 6. Ne3 Rc8 7.
>>                                    Ndc2 Rb5 8. Nd5 (s=2)
>>               15     1:48   0.62   1. Nd4 R5b7 2. Nc6 Rc8 3. Rc2 Ra8 4.
>>                                    Nxd6 Qxd6 5. Nxe7 Qxe7 6. d6 Qd7 7.
>>                                    Rc4 Ra3 8. Qb2 Ra4 9. Qb3
>>               15->   2:05   0.62   1. Nd4 R5b7 2. Nc6 Rc8 3. Rc2 Ra8 4.
>>                                    Nxd6 Qxd6 5. Nxe7 Qxe7 6. d6 Qd7 7.
>>                                    Rc4 Ra3 8. Qb2 Ra4 9. Qb3
>>
>>
>>
>
>Which machine is this Bob? - appears to be about 2x of my dual 1.7 P4's - which
>is now almost 3 years old....

It's my normal dual 2.8ghz xeon...

That is currently the fastest thing I have.  However, with the 32-node
dual-opteron on the way, "cluster-crafty" is going to happen.  :)

>
>
>Crafty v19.12 SE [Standard] (2 cpus)
>SE code disabled
>
>Black(1): 1r5k/3qn1pp/3bNp2/1r1P4/1pN5/1Q5P/3R1PP1/3R2K1 w - - 0 39
>White(1): go
>              clearing hash tables
>              time surplus  29.91  time limit 1666:39 (1666:39)
>              depth   time  score   variation (1)
>                1->   0.00   0.31   1. Nxd6 Qxd6
>                2     0.00   0.34   1. Nxd6 Qxd6 2. Rd4
>                2->   0.01   0.34   1. Nxd6 Qxd6 2. Rd4
>                3     0.01     -1   1. Nxd6
>                3     0.01  -0.07   1. Nxd6 Qxd6 2. Qg3 Nf5
>                3     0.01   0.23   1. Rd4 Nf5 2. Rg4
>                3->   0.03   0.23   1. Rd4 Nf5 2. Rg4
>                4     0.03   0.19   1. Rd4 Nf5 2. Re4 Re8 3. Nxd6 Qxd6
>                4     0.04   0.22   1. Rd3 Re8 2. Nxd6 Qxd6 3. Rd4
>                4->   0.04   0.22   1. Rd3 Re8 2. Nxd6 Qxd6 3. Rd4 (s=3)
>                5     0.06   0.01   1. Rd3 Re8 2. Qa4 Nf5 3. Qb3 (s=2)
>                5     0.06   0.24   1. Rd4 Nf5 2. Re4 Re8 3. Qf3
>                5->   0.09   0.24   1. Rd4 Nf5 2. Re4 Re8 3. Qf3 (s=2)
>                6     0.12   0.27   1. Rd4 Be5 2. Nxe5 fxe5 3. Rg4 Rxd5
>                                    4. Rxd5 Nxd5 5. Nxg7
>                6->   0.18   0.27   1. Rd4 Be5 2. Nxe5 fxe5 3. Rg4 Rxd5
>                                    4. Rxd5 Nxd5 5. Nxg7 (s=3)
>                7     0.23   0.08   1. Rd4 Be5 2. Nxe5 fxe5 3. Rg4 Nxd5
>                                    4. Nxg7 Qf7 (s=2)
>                7     0.26   0.11   1. Nxd6 Qxd6 2. Qg3 Qxg3 3. fxg3 b3
>                                    4. d6 Re5 5. Nc7
>                7->   0.59   0.11   1. Nxd6 Qxd6 2. Qg3 Qxg3 3. fxg3 b3
>                                    4. d6 Re5 5. Nc7 (s=16)
>                8     0.64   0.04   1. Nxd6 Qxd6 2. Qg3 Qxg3 3. fxg3 b3
>                                    4. d6 Re5 5. Nc7 Nf5 (s=15)
>                8     0.98   0.08   1. h4 Re8 2. Qf3 Bb8 3. h5 Rc8 4. Qe4
>                                    Bd6 5. Nxd6 Qxd6 (s=12)
>                8     1.12   0.11   1. g3 Re8 2. Nxd6 Qxd6 3. Rd4 f5 4.
>                                    Qa4 Rbb8 5. Qb3 (s=11)
>                8->   1.98   0.11   1. g3 Re8 2. Nxd6 Qxd6 3. Rd4 f5 4.
>                                    Qa4 Rbb8 5. Qb3 (s=4)
>                9     3.95   0.01   1. g3 Rc8 2. Nxd6 Qxd6 3. Qf3 Ng6 4.
>                                    Qd3 Rb7 5. Qb3 Re7 (s=3)
>                9     6.86   0.02   1. Kh1 Rc8 2. Rd4 Be5 3. Nxe5 fxe5
>                                    4. Rxb4 Rxd5 5. Rxd5 Nxd5 6. Rb8 (s=2)
>                9     8.37   0.13   1. h4 Kg8 2. Nd4 R5b7 3. Re2 Re8 4.
>                                    Nxd6 Qxd6 5. Re6 Qf4
>                9    11.14   0.27   1. Nd4 Rxd5 2. Nf3 Rbb5 3. Qa4 Bf4
>                                    4. Nb6 Qb7 5. Nxd5 Nxd5
>                9->  11.22   0.27   1. Nd4 Rxd5 2. Nf3 Rbb5 3. Qa4 Bf4
>                                    4. Nb6 Qb7 5. Nxd5 Nxd5 (s=6)
>               10    11.73   0.19   1. Nd4 Rxd5 2. Nf3 Rbb5 3. Qa4 Rb7
>                                    4. Qxd7 Rxd7 5. Rxd5 Nxd5 6. Rxd5 Bh2+
>                                    7. Kxh2 Rxd5 (s=5)
>               10->  15.25   0.19   1. Nd4 Rxd5 2. Nf3 Rbb5 3. Qa4 Rb7
>                                    4. Qxd7 Rxd7 5. Rxd5 Nxd5 6. Rxd5 Bh2+
>                                    7. Kxh2 Rxd5 (s=3)
>               11    19.54   0.46   1. Nd4 Bf4 2. Nxb5 Bxd2 3. Nbd6 Bf4
>                                    4. Nf7+ Kg8 5. d6 Nc6 6. Nce5 Bh2+
>                                    7. Kxh2 fxe5 (s=2)
>               11->  20.61   0.46   1. Nd4 Bf4 2. Nxb5 Bxd2 3. Nbd6 Bf4
>                                    4. Nf7+ Kg8 5. d6 Nc6 6. Nce5 Bh2+
>                                    7. Kxh2 fxe5
>               12    24.07   0.65   1. Nd4 Bf4 2. Nxb5 Bxd2 3. Nbd6 Bf4
>                                    4. Nf7+ Kg8 5. d6 Nd5 6. Rxd5 Kxf7
>                                    7. Qf3 Bg5
>               12->  26.50   0.65   1. Nd4 Bf4 2. Nxb5 Bxd2 3. Nbd6 Bf4
>                                    4. Nf7+ Kg8 5. d6 Nd5 6. Rxd5 Kxf7
>                                    7. Qf3 Bg5
>               13    54.34   0.58   1. Nd4 R5b7 2. Nc6 Rc8 3. Re1 Bc5 4.
>                                    Nxe7 Bxe7 5. d6 Bf8 6. Rd5 Rc6 7. Red1
>                                    f5
>               13->  58.25   0.58   1. Nd4 R5b7 2. Nc6 Rc8 3. Re1 Bc5 4.
>                                    Nxe7 Bxe7 5. d6 Bf8 6. Rd5 Rc6 7. Red1
>                                    f5
>               14     1:28   0.61   1. Nd4 Bf4 2. d6 Bxd2 3. dxe7 Rc5 4.
>                                    Nxd2 Qxe7 5. Nc4 Rg5 6. Ne3 Rc8 7.
>                                    Ndc2 Rb5 8. Nd5
>               14->   1:44   0.61   1. Nd4 Bf4 2. d6 Bxd2 3. dxe7 Rc5 4.
>                                    Nxd2 Qxe7 5. Nc4 Rg5 6. Ne3 Rc8 7.
>                                    Ndc2 Rb5 8. Nd5
>?              15     2:00   1/45*  1. Nd4
>White(1): ?
>              time=2:11  cpu=189%  mat=0  n=186867579  fh=92%  nps=1.42M
>              ext-> chk=4433139 cap=437585 pp=232534 1rep=621903 mate=55751
>              predicted=1  nodes=186867579  evals=35612226  50move=0
>              endgame tablebase-> probes=0  hits=0
>              SMP->  split=749  stop=123  data=4/128  cpu=4:09  elap=2:11
>
>
>
>>>
>>>[Event "40-80"]
>>>[Site "Howick"]
>>>[Date "2004.05.02"]
>>>[Round "4.2"]
>>>[White "CM9000 Judge"]
>>>[Black "Shredder 8"]
>>>[TimeControl "0/4800"]
>>>[Result "1-0"]
>>>[ECO "C08"]
>>>
>>>1.e4 e6 2.d4 d5 3.Nd2 c5 4.exd5 exd5 5.Ngf3 a6 6.Be2 c4 7.O-O Bd6 8.b3
>>>cxb3 9.axb3 Nc6 10.Re1 Nge7 11.c3 O-O 12.Bd3 Bf5 13.Nf1 Qd7 14.Ne3 Bxd3
>>>15.Qxd3 Rfe8 16.c4 Rad8 17.Bd2 f6 18.Qc2 Kh8 19.Ra4 Rc8 20.Qd1 Bc7
>>>21.Qa1 a5 22.Ra2 Rb8 23.Rc2 dxc4 24.bxc4 b5 25.cxb5 Rxb5 26.Rec1 Bd6
>>>27.Qa4 Reb8 28.d5 Nb4 29.Bxb4 axb4 30.Nd4 R5b7 31.Qb3 Ra8 32.Nc6 Re8
>>>33.Rd1 Rb6 34.Nd4 Rbb8 35.h3 Rb7 36.Ne6 Rb5 37.Rcd2 Ra8 38.Nc4 Rab8
>>>39.Nd4 Rxd5 40.Ne3 Re5 41.Ndc2 Nc8 42.Nc4 Qe6 43.Qd3 b3 44.N2e3 b2
>>>45.Nxe5 Qxe5 46.Rb1 Qh2+ 47.Kf1 Bf8 48.Rdxb2 Rxb2 49.Rxb2 Ne7 50.Ra2 Qb8
>>>51.Qe4 Kg8 52.Ra8 Qb5+ 53.Ke1 Kf7 54.Ra7 Qc5 55.Rb7 Kg8 56.Qc4+ Qxc4
>>>57.Nxc4 Kf7 58.Ke2 Ke6 59.Rb6+ Kd7 60.Rb8 Nc8 61.Rb7+ Ke6 62.f4 Be7
>>>63.g4 g6 64.Kf3 h6 65.Rc7 Nd6 66.Nxd6 Bxd6 67.Rh7 Bf8 68.h4 f5 69.g5 h5
>>>70.Kg3 Bc5 71.Rg7 1-0
>>>
>>>jm



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