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Subject: Re: If you are in to deep mates.

Author: Ernst Walet

Date: 10:45:28 01/07/02

Go up one level in this thread


On January 04, 2002 at 22:42:26, Dan Andersson wrote:

>[D]1R6/6pK/5p2/4p3/1B1p3n/8/p1p1pp2/1k3b2 w - - 0 1
>Krabbé (1985)
>
>I have posted it before.


Shredder6 finds the mate in about half an hour.

Ernst.


New game
1R6/6pK/5p2/4p3/1B1p3n/8/p1p1pp2/1k3b2 w - - 0 1

Analysis by Shredder 6:

1.Kxg7 a1Q 2.Kxf6
  -+  (-24.30)   Depth: 1/2   00:00:02
1.Kxg7 a1Q 2.Kxf6
  -+  (-25.05)   Depth: 1/2   00:00:02
1.Kxg7 c1Q
  -+  (-26.10)   Depth: 1/2   00:00:02
1.Be1+ Kc1
  -+  (-21.88)   Depth: 1/2   00:00:02
1.Be1+ Kc1
  -+  (-17.16)   Depth: 1/2   00:00:02
1.Be1+ Kc1
  -+  (-16.94)   Depth: 1/2   00:00:02
1.Bd2+ Ka1
  -+  (-15.89)   Depth: 1/2   00:00:02
1.Bd2+ Ka1
  -+  (-15.69)   Depth: 1/2   00:00:02
1.Bd2+ Ka1 2.Rb1+ axb1Q
  -+  (-15.94)   Depth: 2/4   00:00:02
1.Bd2+ Ka1 2.Rb1+ axb1Q
  -+  (-16.44)   Depth: 2/4   00:00:02
1.Bd2+ Ka1 2.Bc3+ dxc3 3.Kxg7 c1Q 4.Kxf6
  -+  (-19.97)   Depth: 2/4   00:00:02
1.Be1+ Ka1 2.Bxf2 c1Q 3.Bxh4
  -+  (-19.78)   Depth: 2/4   00:00:02
1.Be1+ Ka1 2.Bxf2 c1Q 3.Bxh4
  -+  (-19.35)   Depth: 2/4   00:00:02
1.Be1+ Ka1 2.Bxf2 c1Q 3.Bxh4
  -+  (-19.35)   Depth: 2/4   00:00:02
1.Bc3+ Kc1 2.Ra8 dxc3
  -+  (-18.62)   Depth: 2/4   00:00:02
1.Bc3+ Kc1 2.Ra8 dxc3
  -+  (-18.23)   Depth: 2/4   00:00:02
1.Bc3+ Kc1 2.Ra8 dxc3
  -+  (-18.23)   Depth: 2/4   00:00:02
1.Bc3+ Kc1 2.Rb1+ cxb1Q+ 3.Kh8 dxc3
  -+  (-18.48)   Depth: 3/6   00:00:02
1.Bc3+ Kc1 2.Bb2+ Kd2 3.Rh8
  -+  (-18.98)   Depth: 3/6   00:00:02
1.Bc3+ Kc1 2.Bxd4 exd4 3.Kxg7 a1Q 4.Kxf6
  -+  (-21.60)   Depth: 3/6   00:00:02
1.Bd2+ Ka1 2.Bc3+ dxc3 3.Kxg7 c1Q 4.Kxf6
  -+  (-19.97)   Depth: 3/6   00:00:02
1.Bd2+ Ka1 2.Bc3+ dxc3 3.Kxg7 c1Q 4.Kxf6
  -+  (-19.97)   Depth: 3/6   00:00:02
1.Be1+ Ka1 2.Bxf2 c1Q 3.Bxh4
  -+  (-19.35)   Depth: 3/6   00:00:02
1.Be1+ Ka1 2.Bxf2 c1Q 3.Bxh4
  -+  (-19.35)   Depth: 3/6   00:00:02
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Bxd4+ Kc1
  -+  (-14.33)   Depth: 3/6   00:00:02
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Bxd4+ Kc1
  -+  (-13.83)   Depth: 3/6   00:00:02
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 3/6   00:00:02
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 4/8   00:00:02
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 5/10   00:00:02
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 6/12   00:00:02
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 7/14   00:00:02  54kN
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 8/16   00:00:02  66kN
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 9/18   00:00:03  264kN
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 10/20   00:00:03  308kN
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 11/22   00:00:05  1037kN
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 12/24   00:00:05  1184kN
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 13/25   00:00:10  3619kN
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 14/26   00:00:11  4053kN
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 15/27   00:00:22  9922kN
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 16/28   00:00:24  11040kN
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 17/29   00:00:49  24375kN, tb=27
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 18/30   00:00:55  27175kN, tb=41
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 19/31   00:01:51  56648kN, tb=183
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 20/32   00:02:04  63211kN, tb=317
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 21/33   00:03:47  114883kN, tb=1635
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 22/34   00:04:22  130812kN, tb=3072
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 23/35   00:07:53  231106kN, tb=10374
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 24/36   00:09:26  271965kN, tb=17124
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 25/37   00:17:52  493450kN, tb=52056
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Ba3+ Ka1 4.Bb2+ Kb1 5.Ba3+ Ka1
  =  (0.01)   Depth: 26/38   00:21:43  594824kN, tb=77652
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Bxd4+ Kc1 4.Be3+ Kd1 5.Rd8+ Ke1 6.Bd2+ Kd1 7.Bb4+ Kc1
8.Ba3+ Kb1 9.Rb8+ Ka1 10.Bb2+ Kb1 11.Bxe5+ Kc1 12.Bf4+ Kd1 13.Rd8+ Ke1 14.Bd2+
Kd1 15.Bb4+
  +-  (#38)   Depth: 27/39   00:34:24  878305kN, tb=200024
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Bxd4+ Kc1 4.Be3+ Kd1 5.Rd8+ Ke1 6.Bd2+ Kd1 7.Bb4+ Kc1
8.Ba3+ Kb1 9.Rb8+ Ka1 10.Bb2+ Kb1 11.Bxe5+ Kc1 12.Bf4+ Kd1 13.Rd8+ Ke1 14.Bd2+
Kd1 15.Bb4+
  +-  (#38)   Depth: 27/39   00:41:52  1071648kN, tb=241418
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Bxd4+ Kc1 4.Be3+ Kd1 5.Rd8+ Ke1 6.Bd2+ Kd1 7.Bb4+ Kc1
8.Ba3+ Kb1 9.Rb8+ Ka1 10.Bb2+ Kb1 11.Bxe5+ Kc1 12.Bf4+ Kd1 13.Rd8+ Ke1 14.Bd2+
Kd1 15.Bb4+
  +-  (#38)   Depth: 28/40   00:57:11  1489326kN, tb=338194
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Bxd4+ Kc1 4.Be3+ Kd1 5.Rd8+ Ke1 6.Bd2+ Kd1 7.Bb4+ Kc1
8.Ba3+ Kb1 9.Rb8+ Ka1 10.Bb2+ Kb1 11.Bxe5+ Kc1 12.Bf4+ Kd1 13.Rd8+ Ke1 14.Bd2+
Kd1 15.Bb4+
  +-  (#38)   Depth: 29/41   01:21:24  2084266kN, tb=568815
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Bxd4+ Kc1 4.Be3+ Kd1 5.Rd8+ Ke1 6.Bd2+ Kd1 7.Bb4+ Kc1
8.Ba3+ Kb1 9.Rb8+ Ka1 10.Bb2+ Kb1 11.Bxe5+ Kc1 12.Bf4+ Kd1 13.Rd8+ Ke1 14.Bd2+
Kd1 15.Bb4+
  +-  (#38)   Depth: 30/42   02:48:44  4108898kN, tb=1591743
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Bxd4+ Kc1 4.Be3+ Kd1 5.Rd8+ Ke1 6.Bd2+ Kd1 7.Bb4+ Kc1
8.Ba3+ Kb1 9.Rb8+ Ka1 10.Bb2+ Kb1 11.Bxe5+ Kc1 12.Bf4+ Kd1 13.Rd8+ Ke1 14.Bd2+
Kd1 15.Bb4+
  +-  (#38)   Depth: 31/43   05:03:30  7507874kN, tb=2603665
1.Ba3+ Ka1 2.Bb2+ Kb1 3.Bxd4+ Kc1 4.Be3+ Kd1 5.Rd8+ Ke1 6.Bd2+ Kd1 7.Bb4+ Kc1
8.Ba3+ Kb1 9.Rb8+ Ka1 10.Bb2+ Kb1 11.Bxe5+ Kc1 12.Bf4+ Kd1 13.Rd8+ Ke1 14.Bd2+
Kd1 15.Bb4+
  +-  (#38)   Depth: 32/44   08:42:19  11761089kN, tb=6168404

(Celeron 1.2GHz, 832MB hash, 3,4 and 5 piece EGTB's 07.01.2002)



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