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Subject: Deep Fritz-Gulko move 51...Rc8

Author: K. Burcham

Date: 20:54:57 03/18/02



FIDE  Ranking
1 Kasparov, Garry     g RUS 2838 13.04.63 M
2 Kramnik, Vladimir   g RUS 2809 25.06.75 M
91 Gulko, Boris F     g USA 2601 09.02.47 M


After   51.Kxg4    Gulko seemed lost, maybe pressed for time.
everything went downhill  after    51...Rc8

eval before  51...Rc8
 [D] 5r2/8/2P1p1k1/3pP3/6K1/2R5/8/8 b - - 0 1

Deep Fritz  2x1533     512 hash
51...d4 52.Rf3 Rd8 53.Rf6+ Kg7 54.Rf1 Rc8 55.Rc1 d3 56.Kf4 d2 57.Rg1+
  ²  (0.28)   Depth: 22/43   00:11:11  649444kN, tb=186224

Deep Junior 7  2x1533    512 hash
51...d4 52.Rf3 Rd8 53.Rf6+ Kg7 54.Rf1 d3 55.Rd1 Rd4+ 56.Kf3 Kg6 57.Ke3 Rc4
58.Rf1 Rxc6 59.Rf6+ Kh5 60.Kxd3 Kg5
  =  (0.15)   Depth: 26   00:14:49  1563852kN, tb=821028
51...d4 52.Rf3 Rd8 53.Rf6+ Kg7 54.Rf1 d3 55.Rd1 Kg6 56.Rg1 d2 57.Kf4+ Kf7 58.Rd1
Rc8
  =  (0.15)   Depth: 27   00:25:08  2707920kN, tb=1423487
51...d4 52.Rf3 Rd8 53.Rf6+ Kg7 54.Rf1 d3 55.Rd1 Kg6 56.Rg1 d2
  =  (0.15)   Depth: 28   00:51:50  2113100kN, tb=2801085
51...d4 52.Rf3 Rd8 53.Rf6+ Kg7 54.Rf1 Rc8 55.Rc1 d3 56.Kg5 Rf8 57.c7 Rc8 58.Kf4
  =  (0.13)   Depth: 29   01:51:12  2040890kN, tb=5361448

Fritz 7    1000 mhz
51...d4 3.Rf3 Rd8 4.Rf6+ Kg7 5.Kg5 d3 6.Rf1 d2 7.Rd1 Kf7 8.c7 Rg8+ 9.Kf4 Rc8
  ²  (0.50)   Depth: 19/35   00:03:43  120327kN, tb=9905
51...d4 3.Rf3 Rd8 4.Rf6+ Kg7 5.Rf1 d3 6.Rc1 d2 7.Rd1 Kg6 8.Kf4 Rc8 9.Rxd2 Rxc6
  ²  (0.47)   Depth: 20/38   00:05:04  160246kN, tb=16629
51...d4 3.Rf3 Rd8 4.Rf6+ Kg7 5.Rf1 d3 6.Rc1 d2 7.Rd1 Kg6 8.Kf4 Rc8 9.Rxd2 Rxc6
  ²  (0.47)   Depth: 21/40   00:07:38  236103kN, tb=31897
51...d4 3.Rf3 Rd8 4.Rf6+ Kg7 5.Rf1 d3 6.Rc1 d2 7.Rd1 Kg6 8.Kf4 Rd4+ 9.Ke3
  ²  (0.44)   Depth: 22/43   00:13:11  397180kN, tb=68020
51...d4 3.Rf3 Rd8 4.Rf6+ Kg7 5.Rf1 d3 6.Rc1 d2 7.Rd1 Kg6
  ²  (0.44)   Depth: 23/45   00:23:27  695512kN, tb=145395


Fritz7  shows  51...d4   draws  with this line.        also 51...Kg7 draws
50...hxg4  51.Kxg4 d4  52.Rf3 Rd8   53.Rf6+ Kg7  54.Rf1 Rc8  55.Rc1 d3
56.Kg5 Rf8  57.c7 Rc8   58.Kf4 d2   59.Rd1 Rxc7   60.Rxd2 Rc4+   61.Ke3 Kg6
62.Rh2

Drawn Position  at   62.Rh2  after above line
 [D] 8/8/4p1k1/4P3/2r5/4K3/7R/8 b - - 0 1

62...Kf5 14.Rh5+ Kg4 15.Rh1 Kf5 16.Rh5+ Kg4 17.Rh1 Kf5 18.Rh5+ Kg4 19.Rh1 Kf5
20.Rh5+ Kg4
  =  (0.00)   Depth: 24/43   00:03:06  84039kN, tb=117859
62...Kf5 14.Rh5+ Kg4 15.Rh1 Kf5 16.Rh5+ Kg4 17.Rh1 Kf5 18.Rh5+ Kg4 19.Rh1 Kf5
20.Rh5+ Kg4
  =  (0.00)   Depth: 25/45   00:04:41  125013kN, tb=188036
62...Kf5 14.Rh5+ Kg4 15.Rh1 Kf5 16.Rh5+ Kg4 17.Rh1 Kf5 18.Rh5+ Kg4 19.Rh1 Kf5
20.Rh5+ Kg4
  =  (0.00)   Depth: 26/47   00:07:11  187869kN, tb=298313
62...Kf5 14.Rh5+ Kg4 15.Rh1 Kf5 16.Rh5+ Kg4 17.Rh1 Kf5 18.Rh5+ Kg4 19.Rh1 Kf5
20.Rh5+ Kg4
  =  (0.00)   Depth: 27/49   00:11:43  318526kN, tb=538588
62...Kf5 14.Rh5+ Kg4 15.Rh1 Kf5 16.Rh5+ Kg4 17.Rh1 Kf5 18.Rh5+ Kg4 19.Rh1 Kf5
20.Rh5+ Kg4
  =  (0.00)   Depth: 28/51   00:18:25  517492kN, tb=905243

DeepFritz (2775) - Gulko (2703)
(2x1000mhz)

1.e4 e6 2.d4 d5 3.Nd2 b6 4.Ngf3 Nf6 5.e5 Nfd7 6.c4 Bb7 7.cxd5 Bxd5 8.Bc4 Be7
9.Bxd5 exd5 10.Nf1 Nf8 11.Ne3 Ne6 12.Qa4+ c6 13.0-0 0-0 14.Nf5 Re8 15.Be3 Bf8
16.Rac1 a5 17.Rfd1 Ra7 18.Rd2 h6 19.Qd1 Rd7 20.Qb3 Kh7 21.Qd3 g6 22.Ng3 c5
23.Nh5 c4 24.Qb1 Be7 25.Nf4 Na6 26.Nxe6 fxe6 27.h4 Bxh4 28.b3 b5 29.a4 bxa4
30.bxc4 Nb4 31.c5 a3 32.Qb3 a2 33.Rb2 Rf7 34.Bd2 Ref8 35.Qe3 Kg8 36.Nxh4 Qxh4
37.Bxb4 axb4 38.Rxa2 Rf4 39.g3 Qg4 40.c6 Rxd4 41.Qxh6 b3 42.Rb2 Rd1+ 43.Rxd1
Qxd1+ 44.Kh2 Qh5+ 45.Qxh5 gxh5 46.Kh3 Kg7 47.Rxb3 Rxf2 48.Rc3 Rf8 49.Kh4 Kg6
50.g4 hxg4 51.Kxg4 Rc8 52.Kf4 Rd8 53.Rc1 Ra8 54.Rg1+ Kf7 55.Ke3 Ra6 56.Rc1 Ra8
57.Kd4 Ke7 58.Kc5 Ra2 59.Rg1 Rc2+ 60.Kb6 Rb2+ 61.Kc7 d4 62.Rg7+ Kf8 63.Rg4 d3
64.Kd7 d2 65.Rd4 1-0

final game position mate in 21 (maybe  less?)
 [D] 5k2/3K4/2P1p3/4P3/3R4/8/1r1p4/8 b - -
15.02	 0:14 	-15.50	65...Kg7 16.c7 Rb7 17.Rxd2 Kh6 18.Kc6 Rb1 19.c8Q Rc1+ 20.Kd7
Re1 21.Kxe6 Kh7 (10.079.926) 704.2
 16.01	 0:19 	-15.75--	65...Kg7 16.c7 Rb7 17.Rxd2 Kh6 18.Kc6 Rb1 19.c8Q Rg1
20.Qxe6+ Kg5 21.Qe7+ Kg6 22.Qf6+ Kh7 23.Rh2+ Kg8 24.e6 Rd1 25.Kc7 (13.853.682)
705.9
 16.01	 0:24 	-16.25--	65...Kg7 16.c7 Rb7 17.Rxd2 Kh6 18.Kc6 Rb1 19.c8Q Rg1
20.Qxe6+ Kg5 21.Qe7+ Kg6 22.Qf6+ Kh7 23.Rh2+ Kg8 24.e6 Rc1+ 25.Kd7 (17.304.737)
717.2
 16.01	 2:07 	  -M22	65...Kg7 16.c7 Rb7 17.Kc6 Rb1 18.Rxd2 Kg6 19.c8Q Rc1+
20.Kd7 Ra1 21.Kxe6 Kh5 22.Kd7 Re1 23.Rg2 Rf1 24.Qg8 Rf4 25.Kd8 Rd4+ 26.Ke7
(102.229.659) 802.1
 17.01	13:38 	  -M21	65...Kg7 16.c7 Rb7 17.Kc6 Rb1 18.Rxd2 Kg6 19.c8Q Rc1+
20.Kd7 Rxc8 21.Kxc8 Kg5 22.Kd7 Kf5 23.Rf2+ Kxe5 (723.490.448) 884.0
best move: Kf8-g7 time: 23:28.062 min  n/s: 906.915  CPU 199.4%  nodes:
1.276.992.638 TB: 2.195.126

kburcham







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