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Subject: Re: NOLOT # 8 Solved

Author: Pierre Bourget

Date: 09:10:57 07/11/01

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On July 11, 2001 at 11:52:33, Christoph Fieberg wrote:

>On July 11, 2001 at 11:33:10, Pierre Bourget wrote:
>
>>On July 11, 2001 at 10:55:22, Joshua Lee wrote:
>>
>>>500Mhz Laptop
>>>bm Bxh7+ - NOLOT.EPD
>>>
>>>[D] r3rbk1/ppq2ppp/2b1pB2/8/6Q1/1P1B3P/P1P2PP1/R2R2K1 w - - 0 1
>>>
>>>Analysis by Fritz 6:
>>>
>>>1.Bxg7--
>>>  µ  (-1.16)   Depth: 1/3   00:00:00
>>>1.Bxg7-- Bxg7
>>>  -+  (-2.12)   Depth: 1/3   00:00:00
>>>1.Bxh7+!
>>>  -+  (-2.06)   Depth: 1/3   00:00:00
>>>1.c3!
>>>  =  (-0.06)   Depth: 1/3   00:00:00
>>>1.c3!
>>>  ²  (0.47)   Depth: 1/3   00:00:00
>>>1.c3 b5
>>>  ²  (0.41)   Depth: 2/5   00:00:00
>>>1.c3 b5 2.a3
>>>  ²  (0.47)   Depth: 3/7   00:00:00
>>>1.c3 e5 2.Qf5 e4
>>>  ²  (0.44)   Depth: 4/11   00:00:00  1kN
>>>1.Qh5!
>>>  ²  (0.47)   Depth: 4/11   00:00:00  2kN
>>>1.Qh5 h6 2.Be5 Bd6 3.Bh7+ Kxh7 4.Rxd6
>>>  ²  (0.59)   Depth: 5/11   00:00:00  6kN
>>>1.Qh5 g6 2.Be5 Qb6 3.Qg4 Red8
>>>  ²  (0.38)   Depth: 6/19   00:00:00  17kN
>>>1.Qh5 g6 2.Qh4 Bg7 3.c3 Bxf6 4.Qxf6
>>>  ²  (0.38)   Depth: 7/17   00:00:00  70kN
>>>1.c4!
>>>  ²  (0.41)   Depth: 7/18   00:00:00  97kN
>>>1.Re1!
>>>  ²  (0.44)   Depth: 7/21   00:00:00  184kN
>>>1.Re1! Rac8 2.Be5 Qe7 3.c4 Red8
>>>  ²  (0.50)   Depth: 7/21   00:00:00  219kN
>>>1.Re1 b5 2.Be5 Qe7 3.c4 Rad8 4.Rad1
>>>  ²  (0.47)   Depth: 8/26   00:00:01  410kN
>>>1.Re1 g6 2.Rad1 Bg7 3.Bxg7 Kxg7 4.a3 Rad8 5.c3 e5
>>>  ²  (0.38)   Depth: 9/25   00:00:03  1234kN
>>>1.Re1 g6 2.Rad1 e5 3.Be4 Bg7 4.Bxg7 Kxg7 5.Bxc6 Qxc6
>>>  ²  (0.44)   Depth: 10/26   00:00:07  2531kN
>>>1.Re1 g6 2.Rad1 Bg7 3.Bxg7 Kxg7 4.b4 e5 5.c4 Rad8
>>>  ²  (0.34)   Depth: 11/27   00:00:16  5653kN
>>>1.Rd2!
>>>  ²  (0.38)   Depth: 11/27   00:00:24  8767kN
>>>1.Rd2 e5 2.Rad1 e4 3.Bc4 b5 4.Be2 Rac8 5.c3 e3
>>>  ²  (0.38)   Depth: 12/27   00:00:34  12608kN
>>>1.Re1!
>>>  ²  (0.41)   Depth: 12/29   00:00:40  14821kN
>>>1.b4!
>>>  ²  (0.44)   Depth: 12/29   00:00:54  19802kN
>>>1.b4! g6 2.b5 Bd7 3.Be2 Bc8 4.Qa4 e5 5.b6 Qc6
>>>  ²  (0.56)   Depth: 12/31   00:01:16  28190kN
>>>1.b4 Qb6 2.b5 Bxb5 3.Rdb1 Bxd3 4.Rxb6 Bf5 5.Qg3 axb6
>>>  ²  (0.41)   Depth: 13/33   00:02:58  66147kN
>>>1.b4 Qb6 2.a3 e5 3.Bg5 e4 4.Bc4 Ba4 5.Be3 Qc7
>>>  ²  (0.41)   Depth: 14/35   00:05:17  118881kN
>>>1.b4 a6 2.c4 e5 3.Bf5 g6 4.a3 Bg7 5.Bxg7 Kxg7
>>>  ²  (0.34)   Depth: 15/37   00:19:52  456600kN
>>>1.b4 a6 2.c4 e5 3.Bf5 g6 4.Rab1 Ba4 5.Re1 a5
>>>  ²  (0.31)   Depth: 16/37   00:31:25  729779kN
>>>1.b4 a6 2.c4 e5 3.Bf5 g6 4.Rab1 Ba4 5.Rd2 Bh6
>>>  ²  (0.38)   Depth: 17/39   01:16:04  1807674kN
>>>1.b4 a6 2.c4 e5 3.Bf5 e4 4.a4 e3 5.fxe3 Rxe3
>>>  ²  (0.31)   Depth: 18/43   03:08:06  4535856kN
>>>1.b4 a6 2.c4 e5 3.b5 e4 4.Be2 Re6 5.Bg5 Be8
>>>  ²  (0.28)   Depth: 19/45   07:34:56  11000312kN
>>>1.b4 a6 2.c4 g6 3.Qg5 Ba4 4.Rdc1 Be7 5.c5 Rad8
>>>  =  (0.25)   Depth: 20/46   24:10:39  35603334kN
>>>1.Bxh7+!
>>>  ²  (0.28)   Depth: 20/49   32:29:19  48172103kN
>>>1.Bxh7+!
>>>  ²  (0.59)   Depth: 21/46   35:24:52  52617477kN
>>>
>>>
>>>my 800Mhz athlon would only shave a few hours off this despite more speed and
>>>256MB for Hash tables instead of 64 for the laptop.
>>
>>What is the winning line ? After Bxh7+ Kxh7 Qh5+ Kg8 Rd4 Bf3! followed by Qxc2
>>and Qg6 i don't see how white is winning ,only a slight edge perhaps.
>>
>>Pierre
>
>1.Bxh7+ 1...Kxh7 2.Qh5+ Kg8 3.Rd4 gxf6 4.Rg4+ Bg7 5.Qh6 Kf8 6.Rxg7 Be4 7.Qxf6
>Red8 [7...Rac8 8.Qg5 Bg6 9.Qh6 Qxc2 10.Rxg6+ Ke7 11.Qh4+ Kd7 12.Qd4+] 8.Qg5 +-
>
>Regards,
>Christoph

But 3....gxf6 is bad i think, better is 3....Bf3 ! .

Pierre



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