Author: Uri Blass
Date: 23:45:41 11/01/05
Go up one level in this thread
On November 02, 2005 at 02:17:02, Ryan B. wrote:
>On November 02, 2005 at 00:56:24, Uri Blass wrote:
>
>>On November 01, 2005 at 20:42:45, Ryan B. wrote:
>>
>>>On November 01, 2005 at 08:43:28, Jonas Cohonas wrote:
>>>
>>>>>[Event "Computer chess game"]
>>>>>[Site "localhost.localdomain"]
>>>>>[Date "2005.10.30"]
>>>>>[Round "-"]
>>>>>[White "Fruit 2.2"]
>>>>>[Black "Ryan"]
>>>>>[Result "0-1"]
>>>>>[TimeControl "40/180"]
>>>>>
>>>>>1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. f3 b5 8.
>>>>>Qd2 Nbd7 9. g4 Nb6 10. Qf2 Nfd7 11. O-O-O Bb7 12. Kb1 Rc8 13. h4 Be7 14. a3
>>>>>O-O 15. h5 h6 16. Nb3 Rxc3 17. bxc3 Qc7 18. Bd2 d5 19. Na5 dxe4 20. Nxb7
>>>>>Qxb7 21. fxe4 Nc5 22. Bd3 Nc4 23. Ka1 Na4 24. g5 Bxg5 25. Bxc4 Qe7 26. Ba2
>>>>>Qxa3 27. Rb1 Nxc3 28. Bxc3 Qxc3+ 29. Rb2 Bf6 30. Rb1 Rd8 31. Qe1 Rd2 32.
>>>>>Bb3 Qa5+ 33. Ba2 Bc3 34. Qg1 Qa3 35. Qc1
>>>>>{White resigns} 0-1
>>>>
>>>>As you stated before "I beat Fruit 2.2 more often than I beat Prodeo", surely
>>>>there must be more than one game?
>>>
>>>I guess I could post another game for people to analyze and criticize my moves.
>>>If I would have known I would get such a response I would have just said nothing
>>>and left the subject alone.
>>>
>>>[Event "Computer chess game"]
>>>[Site "localhost.localdomain"]
>>>[Date "2005.11.01"]
>>>[Round "-"]
>>>[White "Ryan"]
>>>[Black "Fruit 2.2.1"]
>>>[Result "1-0"]
>>>[TimeControl "900"]
>>>
>>>1. e4 e5 2. d4 Nc6 3. d5 Nce7 4. Nf3 Ng6 5. Be2 Nf6 6. Bd3 Bc5 7. Qe2 O-O 8. Bd2
>>>d6 9. Nc3 Bg4 10. h3 Bd7 11. g4 a5 12. Rh2 a4 13. a3 c6 14. O-O-O cxd5 15. Nxd5
>>>Nxd5 16. exd5 Rc8 17. Bxg6 fxg6 18. Ng5 Ba7 19. Be3 Bb8 20. Qd2 Qe8 21. f4 h6
>>>22. fxe5 hxg5 23. e6 Bb5 24. h4 Bf1 25. hxg5 Qb5 26. Bd4 Rf3 27. Qe1 Qxd5 28.
>>>Qh4 Bh3 29. Rxh3 Rxc2+ 30. Kxc2 Qb3+ 31. Kc1 Rxh3 32. e7 Kf7 33. Qe1 Ke8 34. Qe4
>>>Rf3 35. Rh1 Rf1+ 36. Rxf1 Qc4+ 37. Kd2 Qxf1 38. Qxb7 Qf4+ 39. Kc3 Qg3+ 40. Kc2
>>>d5 41. Qxd5 Kxe7 42. Bxg7 Qf2+ 43. Kb1 Qe1+ 44. Ka2 Qe6 45. Bf6+ Kf7 46. Qxe6
>>>Kxe6 47. b3 axb3+ 48. Kxb3 Bd6 49. a4 Kd5 50. Kc3 Bf4 51. Kb4 Kc6
>>>52. Kc4 Bd2 53. Kd4 Bf4 54. a5 Bd6 55. Ke4 Kc5 56. a6 Kc6 57. a7 Kb7 58. Kd5 Bf4
>>>59. Ke6 Kxa7 60. Kf7
>>>{Black resigns} 1-0
>>
>>It is clear based on this game that
>>with better search fruit could avoid 22...hxg5 that seems to be a tactical
>>mistake.
>>
>>
>>
>>Ryan - Fruit 2.2.1, Computer chess game 2005
>>[D]1br1qrk1/1p1b2p1/3p2pp/3PP1N1/p5P1/P3B2P/1PPQ3R/2KR4 b - - 0 1
>>
>>Analysis by Fruit 2.2.1:
>>
>>22...hxg5
>> -+ (-1.69) Depth: 1/4 00:00:00
>>22...hxg5 23.e6
>> -+ (-1.44) Depth: 2/7 00:00:00
>>22...hxg5 23.e6 Bb5 24.Bxg5
>> µ (-0.95) Depth: 3/9 00:00:00
>>22...hxg5 23.e6 Bb5 24.Bxg5
>> µ (-0.95) Depth: 4/9 00:00:00
>>22...hxg5 23.e6 Bb5 24.Bxg5 Ba7
>> µ (-0.97) Depth: 5/11 00:00:00
>>22...hxg5 23.e6 Bb5 24.Bxg5 Ba7 25.e7 Rf3
>> µ (-1.03) Depth: 6/13 00:00:00 11kN
>>22...hxg5 23.e6 Bb5 24.Bxg5 Ba7 25.Qb4 Bc5
>> µ (-0.83) Depth: 7/16 00:00:00 25kN
>>22...hxg5 23.e6 Bb5 24.Bxg5 Rf3 25.Qd4 Rc4 26.Qb6
>> µ (-0.87) Depth: 8/16 00:00:00 57kN
>>22...hxg5 23.e6 Bb5 24.Bxg5 Rf3 25.Qd4 Bc7 26.Rf2 Rxh3
>> ³ (-0.57) Depth: 9/19 00:00:01 102kN
>>22...hxg5 23.e6 Bb5 24.Bxg5 Ba7 25.Be3 b6 26.Rf2 Rf6 27.Qb4
>> ³ (-0.55) Depth: 10/23 00:00:01 259kN
>>22...hxg5 23.e6 Bb5 24.Bxg5 Ba7 25.Be3 Bxe3 26.Qxe3 Qe7 27.Rhd2 Qf6 28.e7 Rf7
>> ³ (-0.56) Depth: 11/23 00:00:01 512kN
>>22...hxg5 23.e6 Bb5 24.Bxg5 Ba7 25.Be3 Bxe3 26.Qxe3 Qe7 27.Rhd2 g5 28.Rf2 Rxf2
>>29.Qxf2
>> ³ (-0.51) Depth: 12/27 00:00:02 1051kN
>>22...hxg5 23.e6 Bb5 24.Bxg5 Ba7 25.Be3 Bxe3 26.Qxe3 Qe7 27.Kb1 Qf6 28.e7 Rf7
>>29.Qb6 Bd7
>> ³ (-0.43) Depth: 13/29 00:00:03 2207kN
>>22...hxg5 23.e6 Bb5 24.h4 Bf1 25.Qe1 Rf3 26.hxg5 Bh3 27.Qe2 Bxg4 28.Rdh1 Rh3
>>29.Qxg4 Rxe3
>> = (-0.17) Depth: 14/39 00:00:10 6910kN
>>22...hxg5 23.e6 Bb5 24.h4 Bf1 25.Qe1 Rf3 26.hxg5 Qb5 27.Qh4 Bh3 28.Bd4 Rd3
>>29.Rxd3 Qxd3
>> ² (0.56) Depth: 15/43 00:00:30 22548kN
>>22...Qxe5 23.Ne6 Rf3 24.Bf4 Qf6 25.Rf2 Rxf2 26.Qxf2 Bxe6 27.dxe6 g5 28.Bg3 Qxe6
>>29.Qd4 Qe2 30.Qd2 Qf3 31.Qd5+ Qxd5 32.Rxd5
>> = (-0.17) Depth: 15/43 00:00:47 35356kN
>>22...Qxe5 23.Ne6 Bxe6 24.dxe6 Qxe6 25.Rf2 Rfe8 26.Bd4 d5 27.Bc3 Ba7 28.Bd4 Bc5
>>29.Kb1 Kh7 30.Bxc5 Rxc5 31.Qd4 Qe3 32.Qxe3 Rxe3
>> = (-0.24) Depth: 16/45 00:02:48 131178kN
>>
>>(, 02.11.2005)
>>
>>
>>Note that fruit need depth 15 and not depth 14 because of history pruning.
>>Without history pruning it needs depth 14 but more time to avoid hzg5
>>
>>Ryan - Fruit 2.2.1, Computer chess game 2005
>>1br1qrk1/1p1b2p1/3p2pp/3PP1N1/p5P1/P3B2P/1PPQ3R/2KR4 b - - 0 1
>>
>>Analysis by Fruit 2.2.1:
>>
>>22...hxg5
>> -+ (-1.69) Depth: 1/4 00:00:00
>>22...hxg5 23.e6
>> -+ (-1.44) Depth: 2/7 00:00:00
>>22...hxg5 23.e6 Bb5 24.Bxg5
>> µ (-0.95) Depth: 3/9 00:00:00
>>22...hxg5 23.e6 Bb5 24.Bxg5
>> µ (-0.95) Depth: 4/9 00:00:00
>>22...hxg5 23.e6 Bb5 24.Bxg5 Ba7
>> µ (-0.97) Depth: 5/11 00:00:00
>>22...hxg5 23.e6 Bb5 24.Bxg5 Ba7 25.e7 Rf3
>> µ (-1.03) Depth: 6/13 00:00:00 12kN
>>22...hxg5 23.e6 Bb5 24.Bxg5 Ba7 25.Qb4 Bc5
>> µ (-0.83) Depth: 7/16 00:00:00 29kN
>>22...hxg5 23.e6 Bb5 24.Bxg5 Rf3 25.Qd4 Rc4 26.Qb6
>> µ (-0.87) Depth: 8/16 00:00:00 73kN
>>22...hxg5 23.e6 Bb5 24.Bxg5 Rf3 25.Qd4 Bc7 26.Rf2 Rxh3
>> ³ (-0.57) Depth: 9/22 00:00:01 154kN
>>22...hxg5 23.e6 Bb5 24.Bxg5 Ba7 25.Be3 b6 26.Rf2 Rf6 27.Qb4
>> ³ (-0.55) Depth: 10/24 00:00:01 431kN
>>22...hxg5 23.e6 Bb5 24.Bxg5 Ba7 25.Be3 Bxe3 26.Qxe3 Qe7 27.Rhd2 Qf6 28.e7 Rf7
>> ³ (-0.56) Depth: 11/25 00:00:02 979kN
>>22...hxg5 23.e6 Bb5 24.h4 Bf1 25.hxg5 Qb5 26.Rf2 Rxf2 27.Qxf2 Rf8 28.Bf4 Be2
>> ³ (-0.59) Depth: 12/41 00:00:05 3446kN
>>22...hxg5 23.e6 Bb5 24.h4 Bf1 25.hxg5 Qb5 26.Qd4 Rc4 27.e7 Rf7 28.Qb6 Qe8 29.Rh1
>> ³ (-0.35) Depth: 13/41 00:00:08 5801kN
>>22...hxg5 23.e6 Bb5 24.h4 Rf1 25.Rxf1 Bxf1 26.hxg5 Bc4 27.Kb1 Qe7 28.Qd4 b5
>>29.Bf4 Ba7
>> = (0.13) Depth: 14/41 00:00:26 18299kN
>>22...Qxe5 23.Ne6 Bxe6 24.dxe6 Qxe6 25.Rf2 Rxf2 26.Bxf2 Rf8 27.Kb1 Qe4 28.Bd4 Qf3
>>29.Qe1 Bc7 30.Qe6+ Kh7 31.Rd3 Qf1+ 32.Ka2
>> = (-0.14) Depth: 14/43 00:01:48 82603kN
>>
>>(, 02.11.2005)
>>
>>Uri
>
>
>Notice that the most tactical programs take longer to avoid 22. .. hxg5.
I am not sure about it and I am not sure how you define tactical programs
More analysis suggest that 23...Bb5 was the losing mistake of fruit and not
22...hxg5 that is probably only a positional error
Ryan - Fruit 2.2.1, Computer chess game 2005
1br1qrk1/1p1b2p1/3pP1p1/3P2p1/p5P1/P3B2P/1PPQ3R/2KR4 b - - 0 1
Analysis by Fruit 2.2.1:
23...Bb5 24.Bxg5
µ (-0.95) Depth: 1/4 00:00:00
23...Bb5 24.Bxg5
µ (-0.95) Depth: 2/8 00:00:00
23...Bb5 24.Bxg5 Ba7
µ (-0.97) Depth: 3/8 00:00:00
23...Bb5 24.Bxg5 Ba7 25.e7 Rf3
µ (-1.03) Depth: 4/9 00:00:00
23...Bb5 24.Bxg5 Ba7 25.Qb4 Bc5
µ (-0.83) Depth: 5/11 00:00:00
23...Bb5 24.Bxg5 Rf3 25.Qd4 Rc4 26.Qb6
µ (-0.87) Depth: 6/13 00:00:00 17kN
23...Bb5 24.Bxg5 Rf3 25.Qd4 Bc7 26.Rf2 Rxh3
³ (-0.57) Depth: 7/14 00:00:00 30kN
23...Bb5 24.Bxg5 Ba7 25.Be3 b6 26.Rf2 Rf6 27.Qb4
³ (-0.55) Depth: 8/18 00:00:00 62kN
23...Bb5 24.Bxg5 Ba7 25.Be3 Bxe3 26.Qxe3 Qe7 27.Rhd2 Qf6 28.e7 Rf7
³ (-0.56) Depth: 9/20 00:00:01 122kN
23...Bb5 24.Bxg5 Ba7 25.Be3 Bxe3 26.Qxe3 Qe7 27.Rhd2 g5 28.Rf2 Rxf2 29.Qxf2
³ (-0.51) Depth: 10/23 00:00:01 234kN
23...Bb5 24.h4 Bf1 25.hxg5 Qb5 26.Kb1 Rf3 27.Rf2 Rxf2 28.Qxf2 Rf8 29.Qh2
³ (-0.45) Depth: 11/31 00:00:02 1899kN
23...Bb5 24.h4 Rf1 25.Rxf1 Bxf1 26.hxg5 Bc4 27.Qd1 Qf8 28.Rf2 Qe8 29.Rf7 Bc7
= (0.19) Depth: 12/35 00:00:04 2980kN
23...Bb5 24.h4 Bf1 25.hxg5 Rf3 26.Rh4 Bh3 27.Bd4 Qe7 28.Kb1 Bc7 29.Qh2 Rf1
² (0.50) Depth: 13/35 00:00:06 4577kN
23...Bb5 24.h4 Bf1 25.hxg5 Qb5 26.Bd4 Rf3 27.Qe1 Rh3 28.Rxh3 Bxh3 29.Qe4 Bf1
30.Qf4 Rf8
² (0.33) Depth: 14/37 00:00:10 7353kN
23...Bb5 24.h4 Bf1 25.hxg5 Qb5 26.Bd4 Rf3 27.Qe1 Rh3 28.Rxh3 Bxh3 29.Qe4 Bf1
30.e7 Re8 31.Re1 Bc7 32.Qxg6
² (0.64) Depth: 15/39 00:00:16 11658kN
23...Bb5 24.h4 Bf1 25.hxg5 Qb5 26.Bd4 Rf3 27.Qe1 Qxd5 28.Qh4 Bh3 29.Rxh3 Rxh3
30.Qxh3 Qe4 31.Qh2 Qxe6
± (1.32) Depth: 16/51 00:00:33 24253kN
23...Bxe6 24.dxe6 Qxe6 25.Bxg5 Qa2 26.Qd5+ Qxd5 27.Rxd5 Rc5 28.Rxc5 dxc5 29.Re2
Bc7 30.Re4 Rf1+ 31.Kd2 Rf2+ 32.Kd1 Rh2 33.Re7 Rh1+ 34.Ke2 Rh2+ 35.Kf1 Rh1+
36.Kf2 Rh2+ 37.Ke1
² (0.66) Depth: 16/51 00:02:00 93570kN
23...Bxe6 24.dxe6 Qxe6 25.Bxg5 Qa2 26.Qd5+ Qxd5 27.Rxd5 Rc5 28.Rxc5 dxc5 29.Re2
Bc7 30.Re4 Rf1+ 31.Kd2 Rh1 32.Re7 Ba5+ 33.c3 Rh2+ 34.Kc1 Rxh3 35.Rxb7 Rh2
² (0.69) Depth: 17/51 00:03:22 159711kN
(, 02.11.2005)
Uri
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