Infinite Loop-5, Rapid, 6th-7th Ten/b (underpromotion benefi

[Igor Gorelikov]

Geschrieben von: / Posted by: Igor Gorelikov at 20 January 2004 11:27:53:

Infinite Loop-5, Rapid, 6th-7th Ten/b (underpromotion benefit)
--------------------------------------------------------------
The 31st event of Rapid IL-5 is concluded.
Time control: 15'+3"
PII 567MHz 128MB; hash settings is up to 38MB in sum for each engine;
resign is set to 6; few 5-men Nalimov's TBs.
Galis WBTM 0.5.0 is used to arrange the event.

Results
PII 567MHz 128MB, 2004.01.16 - 2004.01.17
Score 1 2 3 4 5 6 7 8 9 0
------------------------------------------------------------
1: Delfi 2.2 8.0 / 9 X 1 = 1 1 1 = 1 1 1
2: Amyan 1.531 5.5 / 9 0 X 1 = 1 0 = 1 1 =
3: Sjeng 12.13 5.5 / 9 = 0 X = = = 1 = 1 1
4: Francesca M.A.D 0.09 5.5 / 9 0 = = X 0 = 1 1 1 1
5: Tao 5 5.0 / 9 0 0 = 1 X = 1 0 1 1
6: Green Light Chess 2.18 4.5 / 9 0 1 = = = X 0 1 0 1
7: Quark 1.76 Beta-m 4.0 / 9 = = 0 0 0 1 X 1 0 1
8: King of Kings 2.20 3.5 / 9 0 0 = 0 1 0 0 X 1 1
9: KnightDreamer 3.0 2.5 / 9 0 0 0 0 0 1 1 0 X =
10: Ktulu 3.4b 1.0 / 9 0 = 0 0 0 0 0 0 = X
------------------------------------------------------------
45 games: +13 =12 -20

After-event ratings
-------------------

Change Place Program Elo + - Games Score Av.Op. Draws
in places
-7 66 KnightDreamer 3.0 : 2411 76 86 63 46.8 % 2433 20.6 %
0 60 Francesca M.A.D 0.09 : 2439 85 72 63 54.0 % 2412 25.4 %
-1 62 Green Light Chess 2.18 : 2426 77 81 63 61.1 % 2348 23.8 %
+1 61 Tao 5 : 2430 81 88 63 57.1 % 2380 12.7 %
-6 69 King of Kings 2.20 : 2404 84 77 63 54.8 % 2371 20.6 %
-2 67 Quark 1.76 Beta-m : 2408 82 82 63 50.0 % 2408 17.5 %
+2 64 Sjeng 12.13 : 2423 84 77 63 54.8 % 2390 20.6 %
-19 86 Ktulu 3.4b : 2372 89 79 63 40.5 % 2439 14.3 %
+5 63 Amyan 1.531 : 2423 87 73 63 52.4 % 2407 22.2 %
+14 55 Delfi 2.2 : 2451 79 83 63 58.7 % 2390 19.0 %

It's a rare example of underpromotion benefit.
53... e1=N+ is better than 53... e1=Q not mentioning that Tao 5 cannot
understand underpromotion and lost on time.
[Event "Infinite Loop-5, Rapid, 6th-7th Ten/b"]
[Site "PII 567MHz 128MB"]
[Date "2004.01.16"]
[Round "7"]
[White "Tao 5"]
[Black "Delfi 2.2"]
[Result "0-1"]
[TimeControl "900+3"]
[PairNo ""]
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Ne2 Ne4 6. Bd2 Nxd2 7. Qxd2 Nc6
8. Nf4 O-O 9. Be2 Ba6 10. a3 Bd6 11. b4 e5 12. dxe5 Nxe5 13. Nb5 Bxb5 14.
cxb5 Qg5 15. O-O Ng4 16. Rac1 Nf6 17. Nh3 Qe5 18. f4 Qe7 19. Bd3 Rfe8 20.
Rfe1 Ne4 21. Qe2 Qh4 22. Qc2 Nf6 23. Ng5 Re7 24. Kh1 Rae8 25. g3 Qh5 26.
Be2 Qh6 27. Bc4 Ng4 28. e4 Kf8 29. Bxf7 Rxf7 30. Nxf7 Kxf7 31. e5 Qe6 32.
Qg2 Nxe5 33. fxe5 Bxe5 34. Qf3+ Kg8 35. Rxc7 Bxc7 36. Rxe6 dxe6 37. Qc6 Re7
38. Qa8+ Kf7 39. Qxa7 e5 40. Qb7 e4 41. Qd5+ Kf8 42. Qf5+ Kg8 43. Qg5 Kf7
44. Qh5+ Kg8 45. a4 e3 46. Qe2 Kf8 47. Kg2 g6 48. Kf3 Bd6 49. a5 Bxb4 50.
a6 Bd6 51. g4 g5 52. Qb2 e2 53. a7 e1=N+
{Black wins on time} 0-1

All the games of the events reported today can be found at
http://www.digichess.gr/infiniteloop/games/last.zip
====================================================
For games and more info on the Infinite Loop apply to
http://www.digichess.gr/infiniteloop/home.php

[mike schoonover]

Geschrieben von: / Posted by: mike schoonover at 20 January 2004 13:55:56:
Als Antwort auf: / In reply to: Infinite Loop-5, Rapid, 6th-7th Ten/b (underpromotion benefit) geschrieben von: / posted by: Igor Gorelikov at 20 January 2004 11:27:53:

[Event "Infinite Loop-5, Rapid, 6th-7th Ten/b"]
[Site "PII 567MHz 128MB"]
[Date "2004.01.16"]
[Round "7"]
[White "Tao 5"]
[Black "Delfi 2.2"]
[Result "0-1"]
[TimeControl "900+3"]
[PairNo ""]
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Ne2 Ne4 6. Bd2 Nxd2 7. Qxd2 Nc6
8. Nf4 O-O 9. Be2 Ba6 10. a3 Bd6 11. b4 e5 12. dxe5 Nxe5 13. Nb5 Bxb5 14.
cxb5 Qg5 15. O-O Ng4 16. Rac1 Nf6 17. Nh3 Qe5 18. f4 Qe7 19. Bd3 Rfe8 20.
Rfe1 Ne4 21. Qe2 Qh4 22. Qc2 Nf6 23. Ng5 Re7 24. Kh1 Rae8 25. g3 Qh5 26.
Be2 Qh6 27. Bc4 Ng4 28. e4 Kf8 29. Bxf7 Rxf7 30. Nxf7 Kxf7 31. e5 Qe6 32.
Qg2 Nxe5 33. fxe5 Bxe5 34. Qf3+ Kg8 35. Rxc7 Bxc7 36. Rxe6 dxe6 37. Qc6 Re7
38. Qa8+ Kf7 39. Qxa7 e5 40. Qb7 e4 41. Qd5+ Kf8 42. Qf5+ Kg8 43. Qg5 Kf7
44. Qh5+ Kg8 45. a4 e3 46. Qe2 Kf8 47. Kg2 g6 48. Kf3 Bd6 49. a5 Bxb4 50.
a6 Bd6 51. g4 g5 52. Qb2 e2 53. a7 e1=N+
{Black wins on time} 0-1

hi igor,
to bad about white losing on time.
nice underpromotion though by delfi.
with a little help from crafty1909dc and more time this could of been a likely outcom.
regards
mike
[Event "?"]
[Site "?"]
[Date "?"]
[Round "-"]
[White "?"]
[Black "?"]
[Result "*"]
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Ne2 Ne4 6. Bd2 Nxd2 7. Qxd2 Nc6
8. Nf4 O-O 9. Be2 Ba6 10. a3 Bd6 11. b4 e5 12. dxe5 Nxe5 13. Nb5 Bxb5 14.
cxb5 Qg5 15. O-O Ng4 16. Rac1 Nf6 17. Nh3 Qe5 18. f4 Qe7 19. Bd3 Rfe8 20.
Rfe1 Ne4 21. Qe2 Qh4 22. Qc2 Nf6 23. Ng5 Re7 24. Kh1 Rae8 25. g3 Qh5 26.
Be2 Qh6 27. Bc4 Ng4 28. e4 Kf8 29. Bxf7 Rxf7 30. Nxf7 Kxf7 31. e5 Qe6 32.
Qg2 Nxe5 33. fxe5 Bxe5 34. Qf3+ Kg8 35. Rxc7 Bxc7 36. Rxe6 dxe6 37. Qc6 Re7
38. Qa8+ Kf7 39. Qxa7 e5 40. Qb7 e4 41. Qd5+ Kf8 42. Qf5+ Kg8 43. Qg5 Kf7
44. Qh5+ Kg8 45. a4 e3 46. Qe2 Kf8 47. Kg2 g6 48. Kf3 Bd6 49. a5 Bxb4 50.
a6 Bd6 51. g4 g5 52. Qb2 e2 53. a7 e1=N+ 54. Kf2 Nd3+ 55. Kg2 Nxb2 56.
a8=Q+ Kg7 57. Qd5 Be5 58. Qd8 Bf6 59. Qxb6 Nd3 60. Qd6 Ne5 61. h3 Rd7 62.
Qe6 Rd2+ 63. Kf1 Ng6 64. Qc6 Ne5 65. Qc7+ Rd7 66. b6 Rf7 67. Kg2 Nd3 68.
Qc6 Be5 69. b7 Nf4+ 70. Kh2 Ng6+ 71. Kg1 h6 72. Kh1 Rf1+ 73. Kg2 Rf6 74.
Qb5 Bb8 75. Qd7+ Rf7 76. Qd4+ Kh7 77. Qe4 Re7 78. Qc6 Rc7 79. Qe4 Re7 80.
Qc6 Rf7 81. Qe4 Kg7 82. Qd4+ Ne5 83. Qb2 Rd7 84. Qb4 Rd6 85. Qb5 Rc6
*
with no end in sight.