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Subject: Re: Just once more - a fiery Be4 !!

Author: Ernst Walet

Date: 10:33:31 12/27/02

Go up one level in this thread


On December 26, 2002 at 22:28:48, Mark Young wrote:

>On December 26, 2002 at 20:38:13, Sune Larsson wrote:
>
>>
>> [D]r1b1k2r/1p1n1p1p/p1n1p1p1/3pP3/1q3Q2/2NB1N2/PPP2PP1/2KR3R w kq - 0 15
>>
>> Here we go again! At least GM Grischuk did just that, in his game vs
>> GM Brynell. Bundesliga 2002-12-15. In the position above young Alexander
>> uncorked the spectacular move 15.Be4!!
>>
>> Something for the programs to chew on...
>>
>New game
>r1b1k2r/1p1n1p1p/p1n1p1p1/3pP3/1q3Q2/2NB1N2/PPP2PP1/2KR3R w kq - 0 1
>
>Analysis by Fritz 8:
>
>1.Qg3 Nc5 2.Rh4 Qb6 3.Rh6 Nxd3+ 4.Rxd3 Bd7
>  =  (0.06)   Depth: 7/23   00:00:00  90kN
>1.Qg3 Nc5 2.Rh4 Qb6 3.Kb1 Nxd3 4.Rxd3 h6 5.Nd4
>  =  (0.09)   Depth: 8/25   00:00:00  255kN
>1.Qg3 Nc5 2.Rh4 Nxd3+ 3.Rxd3 Qc5 4.Nd4 h6 5.Kb1 b6
>  =  (0.06)   Depth: 9/29   00:00:00  561kN
>1.Qg3 Qa5 2.Kb1 b5 3.Qf4 Qb6 4.Rd2 Qc7 5.Re2 f6
>  =  (0.03)   Depth: 10/32   00:00:02  2164kN
>1.Qg3 Qa5 2.Kb1 b5 3.Qf4 Qb6 4.Rd2 Qc7 5.Re2 b4 6.Nd1
>  =  (0.00)   Depth: 11/36   00:00:07  6980kN
>1.Qg3 b5 2.Kb1 Bb7 3.Ne2 Qc5 4.Nc1 Qb6 5.Nb3 Qc7 6.Rde1 Rc8
>  =  (-0.06)   Depth: 12/37   00:00:22  22302kN
>1.Qg3 b5 2.Kb1 Bb7 3.Rh4 Qa5 4.Rdh1 b4 5.Ne2 b3 6.cxb3 Qc7 7.Ned4 Ncxe5
>  =  (-0.09)   Depth: 13/43   00:01:23  83017kN
>1.Qg3 b5 2.Kb1 Bb7 3.Ne2 Rc8 4.Rh6 Qa5 5.Ned4 Nb4
>  =  (-0.12)   Depth: 14/39   00:03:03  182732kN
>1.Qg3 h5 2.Kb1 Qf8 3.Rh4 b6 4.Ne2 Qg7 5.Nf4 Rg8 6.Re1 Bb7 7.Qg5 Nc5
>  =  (-0.09)   Depth: 15/45   00:11:45  703319kN
>1.Be4!
>  =  (-0.06)   Depth: 15/45   00:20:25  1214305kN
>1.Be4!
>  =  (0.09)   Depth: 15/45   00:25:40  1541245kN
>1.Be4 Qc4 2.Rxd5 exd5 3.Nxd5 Qxa2 4.e6 0-0 5.Qh6 Qa1+ 6.Kd2 Qxh1 7.Qxh1 fxe6
>8.Nc7 Rb8
>  =  (0.19)   Depth: 15/46   00:29:50  1789518kN
>
>(Young, MyTown 26.12.2002)


Hiarcs8 needs a lot of time too... although an hour less than Fritz7.

New game
r1b1k2r/1p1n1p1p/p1n1p1p1/3pP3/1q3Q2/2NB1N2/PPP2PP1/2KR3R w kq - 0 1

Analysis by Hiarcs 8:

1.Qxb4 Nxb4
  =  (-0.09)   Depth: 1   00:00:00
1.Qxb4 Nxb4
  =  (-0.09)   Depth: 2/7   00:00:00
1.Qxb4 Nxb4
  ³  (-0.34)   Depth: 3/9   00:00:00
1.Qxb4 Nxb4 2.Kb1 Nxd3
  ³  (-0.38)   Depth: 3/11   00:00:00
1.Qxb4 Nxb4 2.Kb1 Nxd3 3.cxd3
  ³  (-0.38)   Depth: 4/12   00:00:00
1.Qxb4 Nxb4 2.Kb1 Nxd3 3.cxd3 f6 4.d4
  ³  (-0.54)   Depth: 5/14   00:00:00  5kN
1.Qg3 Nc5 2.a3 Nxd3+ 3.Rxd3 Qc5 4.Kb1
  ³  (-0.41)   Depth: 5/16   00:00:00  13kN
1.Qg3 Nc5 2.Rh4 Nxd3+ 3.Rxd3 Qb6 4.Na4 Qa5
  ³  (-0.53)   Depth: 6/16   00:00:00  31kN
1.Qg3 b5 2.Rh4 Qf8 3.Kb1 b4 4.Ne2
  ³  (-0.48)   Depth: 7/18   00:00:01  110kN
1.Qg3 b5 2.Kb1 Qc5 3.Ne2 Bb7 4.c3 f5
  ³  (-0.46)   Depth: 8/23   00:00:03  364kN
1.Qg3 b5 2.a3 Qa5 3.Kb1 b4 4.axb4
  ³  (-0.43)   Depth: 9/24   00:00:08  1049kN
1.Qg5 Qe7 2.Qe3 b5 3.Kb1 Bb7 4.a3 b4 5.Na4
  ³  (-0.41)   Depth: 9/27   00:00:19  2320kN
1.Qg5 Qe7 2.Qxe7+ Kxe7 3.Rde1 b5 4.g4 b4 5.Na4 h5 6.g5
  ³  (-0.44)   Depth: 10/27   00:00:34  4300kN
1.Qg5 Qe7 2.Qf4 b5 3.g4 b4 4.Na4 h5 5.c3 bxc3 6.Nxc3
  ³  (-0.43)   Depth: 11/33   00:01:56  13774kN
1.Qg5 Qe7 2.Qf4 b5 3.Kb1 Bb7 4.Ne2 Nb4 5.Ned4 Nxd3 6.Rxd3 Nc5 7.Rdd1
  ³  (-0.49)   Depth: 12/35   00:05:47  40286kN
1.Qg5 Qe7 2.Qf4 b5 3.Kb1 b4 4.Ne2 Bb7 5.Ned4 Rc8 6.Nxc6 Rxc6 7.Nd4 Rc8
  ³  (-0.48)   Depth: 13/40   00:42:43  286697kN
1.Be4 Qc4
  =  (-0.24)   Depth: 13/43   01:14:38  498040kN
1.Be4 Qc4
  =  (-0.24)   Depth: 13/43   01:21:44  545939kN

(Celeron 1.2GHz, 512MB hash, 3, 4 and 5 piece EGTB's 27.12.2002)

Ernst.



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