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Subject: Re: Hard Tactical Position for CM9000 or Deepfritz7

Author: Rory Nolan

Date: 02:33:36 08/28/02

Go up one level in this thread


On August 28, 2002 at 05:16:03, Manfred Meiler wrote:

>On August 28, 2002 at 04:50:51, George Piles wrote:
>
>>On August 28, 2002 at 04:49:19, George Piles wrote:
>>
>>>
>>> [D]2r2rk1/p3bb1p/2n1Q1p1/q2pP3/3P1P2/p1NB1NR1/1P4P1/1K1R4 w - - id id Pos   1 -
>>>REBEL - EVANS.EPD;
>>>
>>>
>>>  How long does it take your program to get a Positive score in this position
>>>after the key move?
>>
>> Key move is Bxg6, don't know why it wasn't displayed
>
>
>Deep Fritz 7 on PIII-800 MHz:


DF7 XP1900+ 128mb hash

New game
2r2rk1/p3bb1p/2n1Q1p1/q2pP3/3P1P2/p1NB1NR1/1P4P1/1K1R4 w - - 0 1

Analysis by Deep Fritz 7:

1.Qh3!
  -+  (-2.53)   Depth: 5/30   00:00:00  166kN
1.Qh3 axb2 2.Rh1 Qa1+ 3.Kc2
  -+  (-4.94)   Depth: 6/33   00:00:00  307kN
1.Qd7!
  -+  (-4.91)   Depth: 6/33   00:00:00  426kN
1.Qd7!
  -+  (-4.75)   Depth: 6/33   00:00:00  450kN
1.Qd7!
  -+  (-4.44)   Depth: 6/33   00:00:00  458kN
1.Qd7!
  -+  (-3.81)   Depth: 6/33   00:00:00  484kN
1.Qd7 axb2 2.e6
  -+  (-3.81)   Depth: 7/28   00:00:00  574kN
1.Qd7--
  -+  (-4.09)   Depth: 8/31   00:00:01  798kN
1.Qd7 axb2 2.e6
  -+  (-4.09)   Depth: 8/33   00:00:01  1005kN
1.Qd7!
  -+  (-3.81)   Depth: 9/33   00:00:03  2275kN
1.Bxg6!
  -+  (-3.78)   Depth: 9/34   00:00:06  3720kN
1.Bxg6!
  -+  (-3.62)   Depth: 9/34   00:00:06  3791kN
1.Bxg6!
  -+  (-3.31)   Depth: 9/34   00:00:06  3879kN
1.Bxg6!
  -+  (-2.69)   Depth: 9/34   00:00:06  4068kN
1.Bxg6 Bxe6 2.Bxh7+ Kh8 3.Rh1 Rxf4 4.Bf5+ Bh4
  -+  (-1.50)   Depth: 9/34   00:00:07  4707kN
1.Bxg6!
  µ  (-1.22)   Depth: 10/36   00:00:08  5601kN
1.Bxg6!
  µ  (-0.94)   Depth: 10/36   00:00:09  6022kN
1.Bxg6!
  ³  (-0.37)   Depth: 10/36   00:00:10  6635kN
1.Bxg6 Bxe6 2.Bxh7+ Kh8 3.Rh1 Rxf4 4.Bf5+ Bh4 5.Nxh4 Rf1+ 6.Rxf1 a2+ 7.Ka1 Re8
8.Ng6+ Kh7
  ±  (1.13)   Depth: 10/39   00:00:12  8489kN
1.Bxg6!
  +-  (1.41)   Depth: 11/36   00:00:21  14112kN
1.Bxg6!
  +-  (1.69)   Depth: 11/38   00:00:24  16214kN
1.Bxg6 Bxe6 2.Bxh7+ Kh8 3.Rh1 Rxf4 4.Bd3+ Bh4 5.Nxh4 Rf1+ 6.Bxf1 a2+ 7.Ka1
  +-  (1.75)   Depth: 11/38   00:00:25  17307kN
1.Bxg6 Bxe6 2.Bxh7+ Kh8 3.Rh1 Rxf4 4.Bd3+ Bh4 5.Nxh4 Rf1+ 6.Bxf1 a2+ 7.Ka1
  +-  (1.75)   Depth: 12/38   00:00:40  28360kN

(Nolan,28.08.2002)

>Bxg6 after 33 seconds (depth 10/39) with score +1.13 (a little bit later +1.75).
>
>Manfred



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