Author: Dann Corbit
Date: 17:46:28 05/22/01
Go up one level in this thread
On May 22, 2001 at 07:18:23, Jarkko Pesonen wrote:
>[D] 7k/pB6/8/2P1p1p1/1P6/P7/5r1P/7K b - -
>
>Is this position lost for Black if
>it doesn't choose Kg7 or Kg8 to get
>Kd6 as soon as possible ?
>
>Any comments?
>
>Yace - Crafty ended in this position.
>Both tought that Black was in better position
>and wanted to play 30. .. Ra2 or 30. .. Rc2
>Black lost in the end.
>
>(Intel 350MHz)
>Crafty
>14 3:02 -0.81 1. ... Ra2 2. c6 Rc2 3. Kg1 e4 4. Kf1
> e3 5. Ke1 Kg7 6. Kd1 e2+ 7. Ke1 Kf6
> 8. Ba6 Ke5 9. Bxe2 Rxc6
>yace
>19649046 1:34.9 0.61 14u. 1...Rc2 2.c6 e4 3.Kg1 Kg7 4.b5 e3 5.Kf1 Kf6
> 6.Ke1 Ke5 7.h3 {HT} {70}
>
>[Event "Computer chess game"]
>[Site ""]
>[Date "2001.05.22"]
>[Round "-"]
>[White "Yace 0.99.01"]
>[Black "wcrafty"]
>[Result "1-0"]
>[TimeControl "1200+10"]
>[FEN "r1bqnrk1/ppp1npbp/3p2p1/3Pp3/2P1P3/2N1B3/PP2BPPP/R2QNRK1 b - - 0 1"]
>[SetUp "1"]
>
>{--------------
>r . b q n r k .
>p p p . n p b p
>. . . p . . p .
>. . . P p . . .
>. . P . P . . .
>. . N . B . . .
>P P . . B P P P
>R . . Q N R K .
>black to play
>--------------}
>1... f5 2. Nf3 Nf6 3. Ng5 h6 4. Nf3 Nxe4 5. Nxe4 fxe4 6. Nd2 Nf5 7. Nxe4
>Qh4 8. Bf3 Nxe3 9. fxe3 Bf5 10. g3 Qe7 11. Kh1 Rf7 12. Qe2 Raf8 13. b4 Qd7
>14. a3 Bh3 15. Rf2 Bf5 16. Rff1 Kh8 17. c5 Bh3 18. Rf2 c6 19. Rg1 cxd5 20.
>Nxd6 Rf6 21. e4 g5 22. g4 h5 23. Nf5 dxe4 24. Bxe4 Bxg4 25. Rxg4 hxg4 26.
>Qxg4 Bh6 27. Nxh6 Qxg4 28. Nxg4 Rxf2 29. Nxf2 Rxf2 30. Bxb7 Ra2 31. c6 Rc2
>32. Kg1 e4 33. b5 e3 34. Kf1 Rf2+ 35. Ke1 Rc2 36. a4 Kg7 37. a5 Kf6 38. b6
>axb6 39. a6 Rc1+ 40. Ke2 Ke5 41. a7 Ra1 42. c7 Rxa7 43. c8=Q Ra2+ 44. Kxe3
>Ra3+ 45. Ke2 Ra2+ 46. Kf3 Ra3+ 47. Kg4 Ra5 48. Qc7+ Kd4 49. Qxb6+ Kd3 50.
>Qxa5 Kc2 51. h4 Kd3 52. hxg5 Kc2
>{Black resigns} 1-0
Yace won't switch off of Rc2...
Yace (Yet another chess engine) version 0.99.01
Type help for a (very unhelpful) list of commands
Make sure, you have a file yace.ini in the current directory, with a line:
hash 30M
or similar, otherwise Yace will only use a very small hash of 1M.
DBBOOK100 50000 128 20 ff 139673
entries 87381 size 1048572 size_wanted 1048576 tts3 29126
pos_learn = 1
Stored 0 learned positions into hash table
hash size wanted 300000000
Stored 0 learned positions into hash table
entries 24999999 size 299999988 size_wanted 300000000 tts3 8333332
5-men endgame table bases found
white ( 1): st 999
white ( 1): test eg.ci
title position 1
Stored 0 learned positions into hash table
solution Kg7
usetime = 998.00, mintime = 998.00 maxtime = 998.00 tl 998.00 ml 0
3 0.000 -5.09 1t 1...Rxh2+ 2.Kxh2 {-350}
4 0.000 0.25 1t 1...Kg7 {70}
6 0.000 0.31 1t 1...Rc2 {70}
24 0.001 0.31 1. 1...Rc2 {70}
48 0.001 0.25 2t 1...Rc2 2.Be4 {70}
173 0.001 0.36 2t+ 1...Ra2 2.c6 Rxa3 {150}
214 0.002 0.72 2++ 1...Ra2 2.Be4 Rxa3 {150}
231 0.002 0.72 2t 1...Ra2 2.Be4 Rxa3 {150}
296 0.002 0.72 2. 1...Ra2 2.Be4 Rxa3 {150}
367 0.002 0.72 3t 1...Ra2 2.Be4 Rxa3 {150}
574 0.003 0.72 3. 1...Ra2 2.Be4 Rxa3 {150}
1592 0.005 0.69 4t 1...Ra2 2.c6 Ra1+ 3.Kg2 Rxa3 {150}
2350 0.007 0.69 4. 1...Ra2 2.c6 Ra1+ 3.Kg2 Rxa3 {150}
3342 0.009 0.29 5-- 1...Ra2 2.c6 Ra1+ 3.Kg2 Rxa3 4.c7 Ra1 {150}
4112 0.010 0.19 5t 1...Ra2 2.c6 Ra1+ 3.Kg2 Rxa3 4.c7 Ra2+ 5.Kf3
{150}
4585 0.011 0.25 5t+ 1...Rc2 2.c6 e4 3.b5 e3 {70}
4767 0.011 0.25 5t 1...Rc2 2.c6 e4 3.b5 e3 {70}
8643 0.017 0.25 5. 1...Rc2 2.c6 e4 3.b5 e3 {70}
13289 0.026 0.28 6t 1...Rc2 2.c6 Kg7 3.b5 Kf6 4.Kg1 {70}
25646 0.045 0.28 6. 1...Rc2 2.c6 Kg7 3.b5 Kf6 4.Kg1 {70}
31633 0.055 0.33 7t 1...Rc2 2.c6 Kg7 3.b5 Kf6 4.Kg1 Ke6 {70}
57494 0.092 0.33 7. 1...Rc2 2.c6 Kg7 3.b5 Kf6 4.Kg1 Ke6 {70}
139111 0.224 0.40 8t 1...Rc2 2.Kg1 Kg7 3.c6 e4 4.b5 Kf6 5.Bc8 {70}
193953 0.303 0.40 8. 1...Rc2 2.Kg1 Kg7 3.c6 e4 4.b5 Kf6 5.Bc8 {70}
263840 0.412 0.43 9t 1...Rc2 2.Kg1 Kg7 3.c6 e4 4.b5 Kf6 5.Bc8 e3 {70}
347666 0.539 0.43 9. 1...Rc2 2.Kg1 Kg7 3.c6 e4 4.b5 Kf6 5.Bc8 e3 {70}
515328 0.803 0.50 10t 1...Rc2 2.Kg1 Kg7 3.c6 e4 4.b5 Kf6 5.a4 e3 6.a5
{70}
610897 0.958 0.51 10t+ 1...Ra2 2.c6 Rc2 3.b5 e4 4.a4 e3 5.Kg1 Rc1+
6.Kg2 e2H 7.h3H {70}
622648 0.977 0.50 10t- 1...Ra2 2.c6 Rc2 3.Kg1 e4
622648 0.977 0.50 10t 1...Rc2 2.Kg1 Kg7 3.c6 e4 4.b5 Kf6 5.a4 e3 6.a5
{70}
764145 1.185 0.50 10. 1...Rc2 2.Kg1 Kg7 3.c6 e4 4.b5 Kf6 5.a4 e3 6.a5
{70}
1180103 1.825 0.64 11t 1...Rc2 2.Kg1 Kg7 3.c6 e4 4.b5 e3 5.Kf1 Kf6
6.Kg1 Ke6 {70}
1513281 2.362 0.64 11. 1...Rc2 2.Kg1 Kg7 3.c6 e4 4.b5 e3 5.Kf1 Kf6
6.Kg1 Ke6 {70}
2179740 3.379 0.64 12t 1...Rc2 2.Kg1 Kg7 3.c6 e4 4.b5 e3 5.Kf1 Kf6
6.h3 Ke5 7.Ke1 {70}
3417040 5.337 0.64 12. 1...Rc2 2.Kg1 Kg7 3.c6 e4 4.b5 e3 5.Kf1 Kf6
6.h3 Ke5 7.Ke1 {70}
6515265 10.116 0.64 13t 1...Rc2 2.c6 e4 3.Kg1 e3 4.Kf1 Kg7 5.b5 Kf6
6.h3H Ke5H 7.Ke1H {HT} {70}
8962321 14.048 0.64 13. 1...Rc2 2.c6 e4 3.Kg1 e3 4.Kf1 Kg7 5.b5 Kf6
6.h3 Ke5 7.Ke1 {HT} {70}
12912257 20.180 0.61 14t 1...Rc2 2.c6 e4 3.Kg1 Kg7 4.b5 e3 5.Kf1 Kf6
6.h3H Ke6H 7.Ke1H Kd6H 8.a4H {70}
17840180 29.946 0.61 14. 1...Rc2 2.c6 e4 3.Kg1 Kg7 4.b5 e3 5.Kf1 Kf6
6.h3 Ke6 7.Ke1 Kd6 8.a4 {70}
28789015 48.540 0.68 15t 1...Rc2 2.c6 Kg7 3.b5 e4 4.Kg1 Kf6 5.Bc8H e3H
6.Bg4H Ke7H 7.a4H Kd6H 8.Bf5H Rc1+H 9.Kg2H e2H
10.b6H {70}
37697790 1:03.8 0.68 15. 1...Rc2 2.c6 Kg7 3.b5 e4 4.Kg1 Kf6 5.Bc8 e3
6.Bg4 Ke7 7.a4 Kd6 8.Bf5 Rc1+ 9.Kg2 e2 10.b6
{70}
57102349 1:36.4 0.91 16t 1...Rc2 2.c6 Kg7 3.b5 Kf6 4.Bc8 e4 5.Kg1 e3
6.Bg4H Ke7H 7.Kf1H Kd6H 8.Be2H Ra2H 9.Ke1H
Rxa3H {HT} {150}
76070445 2:11.3 0.91 16. 1...Rc2 2.c6 Kg7 3.b5 Kf6 4.Bc8 e4 5.Kg1 e3
6.Bg4 Ke7 7.Kf1 Kd6 8.Be2 Ra2 9.Ke1 Rxa3 {HT}
{150}
144623787 4:16.9 1.10 17t 1...Rc2 2.c6 Kg7 3.b5 Kf6 4.Bc8 Ke7 5.Bf5 Rc1+
6.Kg2 Kd6 7.Bc8 Kc7 8.Bd7 Rc3 9.Kf2 Rxa3 10.Ke2
{150}
178553750 5:23.3 1.10 17. 1...Rc2 2.c6 Kg7 3.b5 Kf6 4.Bc8 Ke7 5.Bf5 Rc1+
6.Kg2 Kd6 7.Bc8 Kc7 8.Bd7 Rc3 9.Kf2 Rxa3 10.Ke2
{150}
294337805 9:06.9 1.19 18t 1...Rc2 2.c6 Kg7 3.b5 Kf6 4.Bc8 Ke7 5.Bf5 Rc1+
6.Kg2 Kd6 7.Bc8 Kc7 8.Bd7 Ra1 9.a4 e4 10.Kf2
Rxa4 {150}
393640825 12:27.3 1.19 18. 1...Rc2 2.c6 Kg7 3.b5 Kf6 4.Bc8 Ke7 5.Bf5 Rc1+
6.Kg2 Kd6 7.Bc8 Kc7 8.Bd7 Ra1 9.a4 e4 10.Kf2
Rxa4 {150}
530843101 16:38.0 1.19 18f. 1...Rc2 2.c6 Kg7 3.b5 Kf6 4.Bc8 Ke7 5.Bf5 Rc1+
6.Kg2 Kd6 7.Bc8 Kc7 8.Bd7 Ra1 9.a4 e4 10.Kf2
Rxa4 {150}
530843101 Nodes, 11.80% Leavenodes, 531912 Nodes/sec
215210404 eval, 83.30% score, 1721635147 genmoves, 4.67% captures le 498/331
ext: pawn 4964530, rcp 1720321, chk 24511133, repchk 973701, null 16377, prune
4601428
htable: 322954447 store, 0 rejected, 529387765 probe, 55.9% f/p, 91.6% f/s
entries 24999999 age 0 renew 0
egtb probes 27780, found 27780
solution not found
1 tested, 0 found, 0 mates
530843101 nodes, 62662908 leavenodes in 999.78 sec 530959 n/s
test nodes 530843101 win nodes 0 mate nodes 0
win time 0.00 mate time 0.00 av depth 18.000 (nm 18.000) maxdepth 38, tu 1083
log(win_nodes) = 0.00000 log(win_time) = 0.00000
white ( 1):
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Last modified: Thu, 15 Apr 21 08:11:13 -0700
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