Author: Chris Taylor
Date: 00:58:11 11/22/01
Go up one level in this thread
On November 22, 2001 at 02:50:02, Uri Blass wrote:
>On November 22, 2001 at 01:52:59, Christophe Theron wrote:
>
>>On November 22, 2001 at 01:35:49, Uri Blass wrote:
>>
>>>1)Tiger14(13 plies) beated Deep Fritz (13 plies) 29.5-20.5 so it seems that
>>>there is no significant diminishing returns in the nunn games.
>>>
>>>I do not remember exactly how much tiger earns from 1 ply at small depthes(I
>>>remember 180 elo but I am not sure) but there seem to be similiar difference
>>>also here.
>>>
>>>29.5-20.5 means 72 elo better than Fritz(13 plies) when 31.5-18.5 means 104 elo
>>>worse than Deep Fritz
>>>
>>>104+72=176
>>>
>>>
>>>2)one of the games was adjudicated and I am not sure if tiger(12 plies) could
>>>win it
>>>
>>>Here is the relevant game again
>>>
>>>I saw that for some reason tiger changed it's mind from the correct move to
>>>worse move and missed the shortest mate(the mate scores are also not correct).
>>>
>>>I guess that tiger could avoid the problem in regular games because tiger does
>>>not continue to search after mate to find worse moves.
>>>
>>>I decided not to wait until the 50 move rule in order to see if the 50 move rule
>>>force tiger to play better.
>>>
>>>[Event "pIII850, 13ply/12ply"]
>>>[Site "tel-aviv"]
>>>[Date "2001.11.19"]
>>>[Round "3"]
>>>[White "Deep Fritz"]
>>>[Black "Chess Tiger 14.0"]
>>>[Result "0-1"]
>>>[ECO "C99"]
>>>[PlyCount "173"]
>>>
>>>{W=12.7 ply; 565kN/s; 7,285 TBAs
>>>B=12.6 ply; 253kN/s; 78,361 TBAs
>>>} 1. e4 e5
>>>2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3
>>>Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4 13. cxd4 Nc6 14. Nb3 a5 15. Be3 a4 16.
>>>Nbd2 Nd7 {0.22/12 327} 17. Rc1 {0.41/13 164} 17... Bb7 {(Qb7) 0.22/12 57} 18.
>>>a3 {(Bd3) 0.50/13 478} 18... exd4 {0.16/12 45} 19. Nxd4 {0.50/13 54} 19... Nxd4
>>>{0.22/12 39} 20. Bxd4 {0.44/13 126} 20... Bc6 {0.20/12 216} 21. Re3 {
>>>(Nf1) 0.44/13 340} 21... Qb7 {0.18/12 101} 22. Rc3 {0.34/13 430} 22... Rac8 {
>>>0.18/12 103} 23. b3 {(Qh5) 0.28/13 462} 23... axb3 {0.32/12 84} 24. Rxb3 {
>>>(Nxb3) 0.22/13 352} 24... Rfe8 {(Nc5) -0.02/12 162} 25. a4 {0.19/13 613} 25...
>>>b4 {-0.06/12 65} 26. Rb2 {(Nc4) 0.22/13 507} 26... d5 {(Nf8) 0.24/12 119} 27.
>>>e5 {0.19/13 353} 27... Bf8 {(Ra8) 0.28/12 222} 28. Nf3 {(f4) 0.28/13 377} 28...
>>>g6 {(Nb6) 0.18/12 77} 29. a5 {0.34/13 227} 29... Bb5 {(Ra8) 0.15/12 102} 30.
>>>Qd2 {(Bb3) 0.25/13 411} 30... Ra8 {0.10/12 107} 31. Rxb4 {(Ra1) 0.16/13 224}
>>>31... Bxb4 {-0.64/12 31} 32. Qxb4 {0.06/13 98} 32... Rac8 {-0.52/12 59} 33. Qd2
>>>{(Qb2) 0.09/13 285} 33... Nc5 {(Qa6) -0.20/12 286} 34. Rb1 {(Nh2) 0.13/13 561}
>>>34... Qa6 {-0.14/12 199} 35. Rb2 {(Nh2) 0.16/13 370} 35... Qc6 {
>>>(Rc6) -0.18/12 175} 36. Nh2 {0.28/13 305} 36... h5 {(Ne4) -0.12/12 66} 37. Nf3
>>>{0.41/13 125} 37... Ne6 {-0.22/12 44} 38. Be3 {0.34/13 108} 38... Ra8 {
>>>(Ba6) -0.18/12 73} 39. Nd4 {(Bb6) 0.44/13 116} 39... Nxd4 {-0.04/12 19} 40.
>>>Bxd4 {0.41/13 96} 40... Re6 {(Qc4) 0.20/12 90} 41. f4 {0.63/13 54} 41... Qc4 {
>>>0.26/12 35} 42. f5 {(Bb6) 0.47/13 63} 42... gxf5 {(Qf1+) 0.20/12 45} 43. Rb1 {
>>>(Bxf5) 0.41/13 212} 43... Qe2 {0.30/12 11} 44. Qxe2 {0.34/13 24} 44... Bxe2 {
>>>0.00/12 10} 45. Kf2 {(Bxf5) 0.28/13 26} 45... Ba6 {(Bc4) -0.44/12 10} 46. Bxf5
>>>{0.56/13 22} 46... Rc6 {-0.34/12 14} 47. Ke3 {0.56/13 38} 47... Bc8 {-0.38/12 8
>>>} 48. Bxc8 {(g4) 0.53/13 12} 48... Rcxc8 {0.24/12 6} 49. Rb5 {0.53/13 7} 49...
>>>Rc2 {-0.06/12 6} 50. Kf3 {(Rxd5) 0.53/13 9} 50... Ra2 {-0.32/12 7} 51. Bb6 {
>>>0.44/13 17} 51... Rd2 {0.00/12 45} 52. h4 {(Be3) 0.34/13 48} 52... Kf8 {
>>>(Rc8) -0.44/12 15} 53. g4 {(Ke3) 0.41/13 58} 53... hxg4+ {(Ke7) -0.53/12 20}
>>>54. Kxg4 {0.47/13 47} 54... Ke7 {(Rd1) -0.26/12 34} 55. Kf5 {(Kf4) 0.16/13 87}
>>>55... Rd1 {(Rd3) -0.34/12 13} 56. Be3 {0.16/13 37} 56... Rf1+ {
>>>(Kd7) -0.38/12 33} 57. Bf4 {0.00/13 9} 57... Rc8 {-0.66/12 15} 58. Rb7+ {
>>>(Kg5) 0.00/13 20} 58... Ke8 {-0.38/12 12} 59. Kg5 {0.00/13 16} 59... Rc6 {
>>>(Rc4) -0.34/12 33} 60. Rb4 {(h5) 0.00/13 76} 60... Rg1+ {(Kd7) -0.98/12 33} 61.
>>>Kf5 {(Kh5) 0.09/13 18} 61... Rc4 {(Rf1) -1.22/12 11} 62. Rxc4 {0.00/13 16}
>>>62... dxc4 {-0.68/12 12} 63. Ke4 {-0.25/13 17} 63... Rg2 {-0.64/12 29} 64. Kd5
>>>{(h5) -0.28/13 7} 64... Ra2 {(c3) -1.04/12 15} 65. Kxc4 {(Kd4) -0.50/13 7}
>>>65... Ra4+ {-1.94/12 8} 66. Kb5 {-1.31/13 3} 66... Rxf4 {-3.76/12 3} 67. a6 {
>>>-1.37/13 4} 67... Rd4 {-3.50/12 8} 68. h5 {(a7) -1.25/13 3} 68... Rd8 {
>>>(Ke7) -3.62/12 8} 69. a7 {-1.37/13 2} 69... Kd7 {(Ke7) -4.88/12 3} 70. Kb6 {
>>>-2.94/13 3} 70... Ke6 {-7.04/12 3} 71. h6 {-3.19/13 4} 71... Kxe5 {-8.10/12 3}
>>>72. h7 {(Kc7) -4.06/13 6} 72... f5 {-10.48/12 2} 73. Kb7 {(Ka6) -5.09/13 5}
>>>73... Kf6 {-11.82/12 0} 74. Kb6 {(Kc7) -6.81/13 5} 74... Kg7 {(f4) -#15/12 3}
>>>75. a8=B {(Kc7) -6.37/13 6} 75... Rxa8 {-#10/12 1} 76. Kc5 {(h8Q+) -13.84/13 2}
>>>76... f4 {-#9/12 2} 77. Kd4 {-14.06/13 2} 77... Re8 {(Rf8) -#9/12 2} 78. Kc5 {
>>>(h8Q+) -#21/13 6} 78... Kh8 {-#6/12 2} 79. Kb4 {(Kd4) -#22/12 2} 79... Rc8 {
>>>-#4/12 5} 80. Kb3 {(Kb5) -#14/12 1} 80... f3 {-#2/12 9} 81. Ka3 {(Kb4) -#6/7 0}
>>>81... Rb8 {-#2/12 61} 82. Ka4 {-#3/6 0} 82... f2 {-#2/12 37} 83. Ka5 {-#2/4 0}
>>>83... Rb2 {(f1Q) -#2/12 598} 84. Ka4 {-#2/4 0} 84... Rb1 {(f1Q) -#2/12 135} 85.
>>>Ka3 {(Ka5) -#3/6 0} 85... Rb8 {(f1Q) -#2/12 618} 86. Ka4 {-#2/4 0} 86... Rb7 {
>>>(f1Q) -#2/12 737} 87. Ka5 {adjud. -#2/4 0} 0-1
>>>
>>>Uri
>>
>>
>>
>>The experiment is definitely very interesting.
>>
>>Could you please post again the whole set of results? I would like to make a
>>spreadsheet of it and extract some information.
>>
>>
>>
>> Christophe
>
>Unforunately
>I do not remmeber the results that I posted.
>I can look for the page that I wrote them or calcualte them again based on the
>pgn that is saved in my computer but I prefer if someone else look for my posts
>that I wrote some monthes ago.
>
>Uri
If you can provide a clue as to the title of the post, I will search out the
info. I just did a search for your name and got 176 pages!! If I could narrow
the search down, it would make it a bit easier. Or send me the pgn and I will do
the calculations!
Was it on diminishing returns or similar?
Chris Taylor
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