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Subject: Re: Test position from AT 2004 (90m+30s)

Author: Mike Byrne

Date: 11:57:25 09/12/04

Go up one level in this thread


On September 12, 2004 at 00:45:54, Kurt Utzinger wrote:

>On September 11, 2004 at 16:15:36, zack chat wrote:
>
>>On September 11, 2004 at 08:51:11, Kurt Utzinger wrote:
>>
>>>SmarThink 0.17a vs SOS 4 for Arena
>>>Black plays the winning sacrifice 29...Rxf3
>>>taken from the AT 2004 (90m+30s) tournament
>>>[http://www.utzingerk.com/at_2004.htm]
>>>[D]5r2/pp2q1kp/2pb1rp1/3p4/4n3/3RPN1P/PP2QPP1/2RN2K1 b - - 0 29
>>>
>>>
>>>[Event "AT 2004 Ath 1.3/64 90m+30s"]
>>>[Site "Zurich"]
>>>[Date "2004.07.24"]
>>>[Round "1.3"]
>>>[White "SmarThink 0.17a"]
>>>[Black "SOS 4 for Arena"]
>>>[Result "0-1"]
>>>[ECO "D35"]
>>>[Annotator "Utzinger,K"]
>>>[PlyCount "80"]
>>>
>>>1. d4 d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Bf4 Nf6 6. e3 Bf5 {
>>>Both last book move; Beide letzter Buchzug} 7. Bd3 Bxd3 8. Qxd3 c6 9. Nf3 Nh5
>>>10. Be5 Nd7 11. h3 O-O 12. O-O Nxe5 13. dxe5 g6 14. Rad1 Qb6 15. Qe2 Rad8 16.
>>>Rd4 f6 17. Ra4 fxe5 18. Nxe5 Bd6 19. Nf3 Rd7 20. Rg4 Rdf7 21. Ng5 Rf6 22. Nf3
>>>Qd8 23. Rc1 Ng7 24. Qf1 Ne6 25. Qd3 Qe7 26. Nd1 Nc5 27. Qe2 Kg7 28. Rd4 Ne4 29.
>>>Rd3 Rxf3 {A nice but of course logical sacrifice that deadly weakens white's
>>>king position; Ein huebsches, jedoch logischer Opfereinschlag, der die weisse
>>>Koenigsstellung toedlich schwaecht} 30. gxf3 Ng5 31. f4 Rxf4 32. Qc2 Nxh3+ 33.
>>>Kf1 Rf7 34. Qc3+ Kg8 35. Rd4 Be5 36. Qb4 Bxd4 37. Qxd4 Qg5 38. Ke1 Nxf2 39. Kd2
>>>Qg2 40. Nxf2 Rxf2+ 0-1
>>
>>
>>P3/800 Hash 48mb wow ;)
>>
>> Crafty-19.17 SE [Capablanca]  WB2:
>> 7   00:01 -0.70   Kg8 Nc3 Be5 Nd1 Rf5 Rc2 h6 Nxe5 Qxe5
>> 8   00:02 -0.69   Kg8 Rc2 h6 a3 Rf5 Nd4 Rg5 Nf3
>> 9   00:04 -0.69   Kg8 Rc2 h6 a3 Qf7 Nc3 Nc5 Rd4 Bc7
>>10   00:11 -0.69   Kg8 Nc3 Be5 Nd1 h6 Rc2 Bd6 a3 R6f7 b4
>>10   00:16 -0.87   Rxf3 gxf3 Ng5 f4 Rxf4 Qf1 Rh4 e4 Bf4 Rc2 Nxe4
>>11   00:23 -0.83   Rxf3 gxf3 Ng5 f4 Nxh3+ Kf1 Qe4 f3 Qf5 Kg2 Kg8 Kh1
>>12   00:43 -0.95   Rxf3 gxf3 Ng5 f4 Rxf4 Kf1 Qe4 Qc2 Rf7 Rd4 Qxc2 Rxc2 Nxh3
>>13   02:04 -0.91   Rxf3 gxf3 Ng5 f4 Rxf4 Kf1 Qe4 Qc2 Qh1+ Ke2 Rc4 Nc3 Qf3+ Ke1
>>Nxh3 Kd2 Nxf2
>>
>>Crafty-19.17 SE [Tal]  WB2:
>> 7   00:01 -0.72   Kg8 Nc3 Be5 Nd1 Rf5 Rc2 h6 Nxe5 Qxe5
>> 8   00:02 -0.71   Kg8 Rc2 h6 a3 Rf5 Nd4 Rg5 Nf3
>> 9   00:06 -0.73   Kg8 Rc2 Qe6 a3 Qf5 Nc3 Nc5 Rd4 Bc7
>>10   00:14 -0.74   Kg8 Rc2 Rxf3 gxf3 Ng5 f4 Nxh3+ Kh1 Qe4+ Kh2 Qf5 Kh1
>>10   00:17 -1.13   Rxf3
>>10   00:20 -1.14   Rxf3 gxf3 Ng5 Rb3 Nxh3+ Kf1 Kg8 Rd3 Bh2 Ke1 Be5
>>11   00:28 -1.22   Rxf3 gxf3 Ng5 f4 Rxf4 Kf1 Qe4 Qc2 Rf7 Rd4 Qxc2 Rxc2 Nxh3
>>12   00:44 -1.55   Rxf3 gxf3 Ng5 f4 Rxf4 Qf1 Rh4 Qg2 Nxh3+ Kf1 Be5 e4 Nf4
>>13   01:29 -1.63   Rxf3 gxf3 Ng5 f4 Rxf4 Kf1 Qe4 Qc2 Qh1+ Ke2 Qf3+ Ke1 Rc4 Nc3
>>Nxh3 Rd2 Be5
>>
>> Crafty-19.17 SE [Morphy]  WB2:
>> 7   00:01 -0.85   Kg8 Nc3 Be5 Nd1 Rf5 Rc2 h6 Nxe5 Qxe5
>> 8   00:01 -0.85   Kg8 Nc3 Be5 Nb1 Rf5 Rc2 h6 Nxe5 Qxe5
>> 9   00:05 -0.87   Kg8 Nc3 R6f7 Rdd1 Ng5 Nxg5 Qxg5 Rf1 Be5 Rcd1
>>10   00:17 -0.88   Kg8 Nc3 R6f7 a3 Be5 Nb1 Qf6 b3 Bc7 Nbd2
>>10   00:22 -1.06   Rxf3 gxf3 Ng5 f4 Rxf4 Qf1 Rh4 e4 Bf4 Rc2 Nxe4
>>11   00:29 -1.04   Rxf3 gxf3 Ng5 f4 Nxh3+ Kf1 Qe4 f3 Qf5 Rd4 c5 Rd3
>>12   00:48 -1.10   Rxf3 gxf3 Ng5 f4 Rxf4 Kf1 Qe4 Qc2 Rf7 Rd4 Qxc2 Rxc2 Nxh3
>>13   01:09 -1.50   Rxf3
>>13   01:47 -1.53   Rxf3 gxf3 Ng5 f4 Rxf4 Kf1 Qe4 Qc2 Qh1+ Ke2 Qf3+ Ke1 Rc4 Nc3
>>Qh1+ Ke2 Qxh3
>
>
>
>       Not much difference between these Crafty
>       personalities I think.
>       Kurt


I can't duplicate these results with Crafty 19.17 SE . For instance, Morphy on
my machine sees it just about  instantly.

Crafty v19.17 SE [Morphy] (2 cpus)
SE code enabled

White(1): st 99999
search time set to 99999.00.
White(1): 5r2/pp2q1kp/2pb1rp1/3p4/4n3/3RPN1P/PP2QPP1/2RN2K1 b - - 0 29
Black(1): go
              time surplus   0.00  time limit 1666:39 (1666:39)
              depth   time  score   variation (1)
starting thread 1
                7     0.22  -0.91   1. ... Kg8 2. Nc3 Qd7 3. Qf1 Nc5 4.
                                    Rd4 Qf5
                7     0.31  -1.12   1. ... Rxf3 2. gxf3 Ng5 3. Qf1 Qe6
                                    4. Qg2 Nxh3+ 5. Kh1
                7->   0.31  -1.12   1. ... Rxf3 2. gxf3 Ng5 3. Qf1 Qe6
                                    4. Qg2 Nxh3+ 5. Kh1 (s=2)
                8     0.38  -1.12   1. ... Rxf3 2. gxf3 Ng5 3. Qf1 Qe6
                                    4. Kh1 Nxh3 5. Qg2
                8->   0.44  -1.12   1. ... Rxf3 2. gxf3 Ng5 3. Qf1 Qe6
                                    4. Kh1 Nxh3 5. Qg2 (s=2)
                9     0.64  -1.38   1. ... Rxf3 2. gxf3 Ng5 3. Qf1 Qe6
                                    4. Qg2 Qf5 5. e4 Nxf3+ 6. Kh1 Qxe4
                9->   0.75  -1.38   1. ... Rxf3 2. gxf3 Ng5 3. Qf1 Qe6
                                    4. Qg2 Qf5 5. e4 Nxf3+ 6. Kh1 Qxe4
                                    (s=2)
               10     1.24  -1.39   1. ... Rxf3 2. gxf3 Ng5 3. Qf1 Qe6
                                    4. Qg2 Nxh3+ 5. Kh1 Kg8 6. Qg4 Qxg4
                                    7. fxg4 Nxf2+
               10->   2.33  -1.39   1. ... Rxf3 2. gxf3 Ng5 3. Qf1 Qe6
                                    4. Qg2 Nxh3+ 5. Kh1 Kg8 6. Qg4 Qxg4
                                    7. fxg4 Nxf2+ (s=3)
               11     3.42     -1   1. ... Rxf3!!
               11     5.22  -2.24   1. ... Rxf3 2. gxf3 Ng5 3. Qf1 Nxf3+
                                    4. Kh1 Qe5 5. Qg2 Ne1 6. f4 Qf5 7.
                                    e4 Qxf4 (s=2)
               11->   6.02  -2.24   1. ... Rxf3 2. gxf3 Ng5 3. Qf1 Nxf3+
                                    4. Kh1 Qe5 5. Qg2 Ne1 6. f4 Qf5 7.
                                    e4 Qxf4
               12    17.78  -2.28   1. ... Rxf3 2. gxf3 Ng5 3. f4 Nxh3+
                                    4. Kf1 Qe4 5. f3 Qf5 6. Nf2 Nxf2 7.
                                    Kxf2 Qe6 8. Kf1 Kg8
               12->  19.89  -2.28   1. ... Rxf3 2. gxf3 Ng5 3. f4 Nxh3+
                                    4. Kf1 Qe4 5. f3 Qf5 6. Nf2 Nxf2 7.
                                    Kxf2 Qe6 8. Kf1 Kg8
               13    37.11  -2.28   1. ... Rxf3 2. gxf3 Ng5 3. f4 Nxh3+
                                    4. Kf1 Qe4 5. f3 Qf5 6. Nf2 Nxf2 7.
                                    Kxf2 Qe6 8. Kf1 Kg8
               13->  44.83  -2.28   1. ... Rxf3 2. gxf3 Ng5 3. f4 Nxh3+
                                    4. Kf1 Qe4 5. f3 Qf5 6. Nf2 Nxf2 7.
                                    Kxf2 Qe6 8. Kf1 Kg8
               14     1:30   1/48*  1. ... Rxf3



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