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Subject: Re: Rybka mate-in-67 with 2 knights Mate in 49 with Shredder

Author: chandler yergin

Date: 07:01:55 01/28/06

Go up one level in this thread


New game,
[D]8/8/8/6Pn/4k3/4Pn1K/7P/8 b - - 0 1

Analysis by Shredder 8:

66...Nxg5+ 67.Kg4 Kxe3 68.Kxg5
  -+  (-1.45)   Depth: 1/3   00:00:00
66...Nxg5+ 67.Kg4 Kxe3 68.Kxg5
  -+  (-1.45)   Depth: 1/4   00:00:00
66...Nxg5+ 67.Kg4 Nf4
  ³  (-0.32)   Depth: 2/4   00:00:00
66...Nxg5+ 67.Kg4 Nf3
  ³  (-0.32)   Depth: 2/4   00:00:00
66...Nxg5+ 67.Kg4 Nf3 68.Kxh5
  =  (-0.01)   Depth: 3/4   00:00:00
66...Nxg5+ 67.Kg4 Nf3 68.Kxh5
  =  (-0.01)   Depth: 3/4   00:00:00
66...Kxe3 67.Kg4 Nf4
  =  (-0.19)   Depth: 3/6   00:00:00
66...Kxe3 67.Kg4 Nf4
  ³  (-0.42)   Depth: 3/6   00:00:00
66...Kxe3 67.Kg4 Ng7 68.g6
  =  (-0.12)   Depth: 4/6   00:00:00
66...Kxe3 67.Kg4 Ng7 68.h4
  =  (-0.07)   Depth: 4/6   00:00:00
66...Nxg5+ 67.Kg4
  ³  (-0.26)   Depth: 4/6   00:00:00
66...Nxg5+ 67.Kg4 Kxe3 68.Kxg5
  ³  (-0.26)   Depth: 4/6   00:00:00
66...Nxg5+ 67.Kg4 Kxe3 68.Kxg5
  =  (-0.01)   Depth: 5/5   00:00:00
66...Nxg5+ 67.Kg4 Kxe3 68.Kxg5
  =  (-0.01)   Depth: 5/5   00:00:00
66...Kxe3 67.Kg4 Ng7 68.h4 Ne5+ 69.Kh3
  =  (-0.10)   Depth: 5/6   00:00:00
66...Kxe3 67.Kg4 Ng7 68.h4 Ne5+ 69.Kh3
  =  (-0.10)   Depth: 5/8   00:00:00
66...Kf5 67.e4+ Kxg5 68.e5
  =  (-0.11)   Depth: 5/8   00:00:00
66...Kf5 67.g6 Kxg6 68.Kg2 Ne5
  ³  (-0.28)   Depth: 5/10   00:00:00
66...Kf5 67.g6 Kxg6 68.Kg2 Ne5 69.h4
  =  (-0.22)   Depth: 6/18   00:00:01
66...Ng7 67.Kg4 Ne5+ 68.Kh4 Nf5+ 69.Kh5 Ng3+ 70.Kh6 Kf5
  =  (-0.24)   Depth: 6/18   00:00:01
66...Ng7 67.g6 Ne5 68.Kg3
  ³  (-0.35)   Depth: 6/18   00:00:01
66...Ng7 67.Kg4 Ne5+ 68.Kg3 Nf5+ 69.Kf2 Nh4 70.g6 Nexg6
  ³  (-0.32)   Depth: 7/19   00:00:01  10kN, tb=415
66...Ng7 67.Kg4 Nxh2+ 68.Kh4 Nf3+ 69.Kg4 Ne6 70.g6 Ne5+ 71.Kh5
  ³  (-0.30)   Depth: 8/21   00:00:01  17kN, tb=614
66...Ng7 67.Kg2 Nxg5 68.Kf1
  ³  (-0.34)   Depth: 9/19   00:00:02  31kN, tb=974
66...Ng7 67.g6 Ne5 68.Kh4 Ne6 69.h3 Nxg6+ 70.Kg3 Ng7 71.Kf2
  ³  (-0.32)   Depth: 10/25   00:00:02  62kN, tb=1351
66...Ng7 67.g6 Ne5 68.Kh4 Nxg6+ 69.Kg5 Ne5 70.h3 Nf5 71.h4 Nxh4
  ³  (-0.37)   Depth: 11/24   00:00:03  82kN, tb=1789
66...Ng7 67.g6 Ne5 68.Kh4 Nxg6+ 69.Kg5 Ne5 70.h4 Nf5
  ³  (-0.35)   Depth: 12/25   00:00:03  107kN, tb=2327
66...Ng7 67.g6 Ne5 68.Kh4 Nxg6+ 69.Kg5 Ne5 70.Kh6 Nf5+ 71.Kh5 Ng3+
  ³  (-0.43)   Depth: 13/26   00:00:05  164kN, tb=3821
66...Ng7 67.g6 Ne5 68.Kh4 Nxg6+ 69.Kg5 Ne5 70.h4 Nf3+ 71.Kg6 Nh5
  ³  (-0.32)   Depth: 14/30   00:00:07  259kN, tb=6158
66...Ng7 67.g6 Ne5 68.Kh4 Kf5 69.Kg3 Nxg6 70.h4 Nh5+
  ³  (-0.37)   Depth: 15/28   00:00:09  399kN, tb=9617
66...Ng7 67.g6 Ne5 68.Kh4 Kf5 69.Kg3 Nxg6 70.Kf3 Ne5+
  ³  (-0.39)   Depth: 16/31   00:00:12  558kN, tb=14652
66...Ng7 67.g6 Ne5 68.Kh4 Kf5 69.Kg3 Nxg6 70.Kf3 Ne5+
  ³  (-0.39)   Depth: 17/31   00:00:16  796kN, tb=22028
66...Ng7 67.g6 Ne5 68.Kh4 Kf5 69.Kg3 Nxg6 70.Kf3 Ne5+ 71.Kg3 Ke4 72.Kf2 Nf5
73.h3 Nxe3
  -+  (-#150)   Depth: 18/31   00:00:18  956kN, tb=27625
66...Ng7 67.g6 Ne5 68.Kh4 Nxg6+ 69.Kg5 Ne5 70.Kf6 Nf5 71.h3 Nxe3
  -+  (-#97)   Depth: 18/31   00:00:19  1017kN, tb=31498
66...Ng7 67.g6 Ne5 68.Kh4 Nxg6+ 69.Kg5 Ne5 70.Kf6 Nf5 71.h3 Nxe3
  -+  (-#97)   Depth: 18/32   00:00:22  1257kN, tb=40500
66...Ng7 67.g6 Ne5 68.Kh4 Nxg6+ 69.Kg5 Ne5 70.h4 Nf5 71.h5 Nf7+ 72.Kf6 N7h6
  -+  (-#93)   Depth: 19/34   00:00:31  1904kN, tb=71278
66...Ng7 67.g6 Ne5 68.Kh4 Nxg6+ 69.Kg5 Ne5 70.h4 Nf5 71.h5 Nf7+ 72.Kf6 N7h6
  -+  (-#93)   Depth: 20/36   00:00:50  2940kN, tb=117468
66...Kf5 67.g6 Kxg6 68.Kg2 Ne5 69.Kh3 Kf5 70.Kh4 Ng7 71.Kg3 Ke4 72.Kh4 Kxe3
  -+  (-#92)   Depth: 20/36   00:00:53  3158kN, tb=138631
66...Kf5 67.g6 Kxg6 68.Kg2 Ne5 69.Kf2 Kf5 70.Ke1 Nf3+ 71.Ke2 Nxh2
  -+  (-#74)   Depth: 20/36   00:00:55  3241kN, tb=147735
66...Kf5 67.g6 Kxg6 68.Kg2 Ne5 69.e4 Kg5 70.Kf1 Kf4 71.Ke1 Kxe4
  -+  (-#63)   Depth: 20/36   00:01:00  3769kN, tb=171846
66...Kf5 67.g6 Kxg6 68.Kg2 Ne5 69.e4 Kg5 70.Kf1 Kf4 71.Ke1 Kxe4
  -+  (-#63)   Depth: 21/32   00:01:10  4760kN, tb=218356
66...Kf5 67.g6 Kxg6 68.Kg2 Ne5 69.e4 Kg5 70.Kf1 Kf4 71.Ke1 Kxe4
  -+  (-#63)   Depth: 22/34   00:01:27  6868kN, tb=324695
66...Kf5 67.g6 Kxg6 68.Kg2 Nh4+ 69.Kh3 Kg5 70.e4 Nf3 71.Kg2 Kf4 72.e5 Nxe5
  -+  (-#59)   Depth: 23/36   00:01:42  9652kN, tb=470519
66...Kf5 67.g6 Kxg6 68.Kg2 Nh4+ 69.Kh3 Kg5 70.e4 Nf3 71.Kg2 Kf4 72.e5 Nxe5
  -+  (-#59)   Depth: 24/38   00:02:06  14753kN, tb=744429
66...Kf5 67.g6 Kxg6 68.Kg2 Nh4+ 69.Kh3 Kg5 70.e4 Nf3 71.Kg2 Kf4 72.e5 Nxe5
  -+  (-#57)   Depth: 25/40   00:02:52  27265kN, tb=1355832
66...Kf5 67.g6 Kxg6 68.Kg2 Nh4+ 69.Kh3 Kg5 70.e4 Nf3 71.Kg2 Kf4 72.e5 Nxe5
  -+  (-#57)   Depth: 26/41   00:04:00  46198kN, tb=2282549
66...Kf5 67.g6 Ne5 68.Kg2 Nxg6 69.h3 Ke4 70.Kf2 Nh4 71.Ke2 Ng7 72.Kd2 Ne6 73.Kc3
Ng5
  -+  (-#54)   Depth: 27/45   00:06:03  95195kN, tb=5054215
66...Ng7 67.g6 Ne5 68.Kg2 Nxg6 69.Kf2 Ne5 70.h4 Nf3 71.Kg3 Nf5+ 72.Kg4 N5xh4
  -+  (-#53)   Depth: 27/45   00:06:17  97709kN, tb=5194725
66...Ng7 67.g6 Ne5 68.Kh4 Kf5 69.Kg3 Nxg6 70.Kf2 Ke4 71.Ke2 Nh4 72.Kd2 Nf3+
  -+  (-#52)   Depth: 27/46   00:08:46  123065kN, tb=6431445
66...Ng7 67.g6 Ne5 68.Kh4 Kf5 69.Kg3 Nxg6 70.Kf2 Ne5
  -+  (-#49)   Depth: 28/46   00:10:49  166580kN, tb=8707756
66...Ng7 67.g6 Ne5 68.Kh4 Kf5 69.Kg3 Nxg6 70.Kf2 Ne5
  -+  (-#49)   Depth: 29/48   00:14:03  247467kN, tb=12939169
66...Ng7 67.g6 Ne5 68.Kh4 Kf5 69.Kg3 Nxg6 70.Kf2 Ne5
  -+  (-#49)   Depth: 30/54   00:20:21  443052kN, tb=21963535
66...Ng7 67.g6 Ne5 68.Kh4 Kf5 69.Kg3 Nxg6 70.Kf2 Ne5
  -+  (-#49)   Depth: 31/54   00:35:40  869509kN, tb=41669085

(,  28.01.2006)



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