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Subject: Re: Nice king safety testposition

Author: Uri Blass

Date: 08:58:52 08/17/01

Go up one level in this thread


I see that even longer analysis of more than an hour does not see a win for
white after f5 g3

New position
[D]3qr1k1/pp1bppb1/3p2p1/2rN1PBn/2nNP3/1B4p1/PPP4Q/2KR3R w - - 0 1

Analysis by Deep Fritz:

4.Bxc4--
  -+  (-2.59)   Depth: 1/6   00:00:00
4.Bxc4-- gxh2
  -+  (-6.50)   Depth: 1/16   00:00:00
4.Qxh5!
  -+  (-6.41)   Depth: 1/16   00:00:00
4.Qxh5! gxh5
  -+  (-5.91)   Depth: 1/16   00:00:00
4.Nxe7+!
  -+  (-5.62)   Depth: 1/16   00:00:00
4.Nxe7+! Qxe7
  -+  (-3.19)   Depth: 1/19   00:00:00  1kN
4.Bxe7!
  -+  (-3.16)   Depth: 1/19   00:00:00  1kN
4.Bxe7! gxh2
  -+  (-2.37)   Depth: 1/19   00:00:00  1kN
4.Qg2!
  -+  (-1.72)   Depth: 1/19   00:00:00  1kN
4.Qg2!
  ³  (-0.47)   Depth: 1/19   00:00:00  1kN
4.Qg2 Be5 5.fxg6
  ³  (-0.37)   Depth: 2/22   00:00:00  3kN
4.Qg2 Be5 5.fxg6 fxg6
  ³  (-0.37)   Depth: 3/23   00:00:00  11kN
4.Qg2 Be5 5.fxg6 fxg6 6.Kb1
  ³  (-0.28)   Depth: 4/25   00:00:00  22kN
4.Qh4!
  =  (-0.25)   Depth: 4/25   00:00:00  26kN
4.Qh4! g2 5.Rhg1 Bxd4
  =  (0.00)   Depth: 4/25   00:00:00  33kN
4.Qh4 f6 5.fxg6 Rf8 6.Bxc4 Rxc4 7.Qxh5
  =  (0.19)   Depth: 5/29   00:00:00  101kN
4.Qh4 Bf6 5.Bxf6 exf6 6.Bxc4 Rxc4 7.Kb1 Re5
  ²  (0.28)   Depth: 6/28   00:00:00  254kN
4.Qh4 f6 5.Be3 Qa5 6.fxg6 g2 7.Rhg1
  ²  (0.38)   Depth: 7/30   00:00:01  929kN
4.Qh4 Bf6 5.Bxf6 exf6 6.Ne2 g2 7.Rhg1 Na5 8.Rxg2 Nxb3+ 9.axb3
  ²  (0.56)   Depth: 8/32   00:00:04  2822kN
4.Qh4 Bf6 5.Bxf6 exf6 6.Ne2 g2 7.Rhg1 Na5 8.Rxg2 Nxb3+
  ²  (0.56)   Depth: 9/34   00:00:09  6140kN
4.Qh4 Bf6 5.Bxf6 exf6 6.Ne2 g2 7.Rhg1 Na5 8.Nd4 Nxb3+ 9.Nxb3 Rc4
  ±  (0.78)   Depth: 10/36   00:00:38  25265kN
4.Qh4 Bf6 5.Bxf6 exf6 6.Rdg1 Kf8 7.fxg6 fxg6 8.Rxg3 Ne5 9.Rg2 f5
  ±  (1.00)   Depth: 11/38   00:02:31  101228kN
4.Qh4 g2 5.Rhg1 Nf6 6.Bxf6 exf6 7.Bxc4 Rxc4 8.Rxg2 g5 9.Qg4 Bc6
  ±  (0.97)   Depth: 12/41   00:05:46  235730kN
4.Qh4 Qa5 5.Nxe7+ Rxe7 6.Bxe7 Ba4 7.Bxc4 Rxc4 8.f6 Bh6+ 9.Kb1 Bg5
  ±  (0.94)   Depth: 13/44   00:19:42  791284kN
4.Qh4 Qa5 5.Nxe7+ Rxe7 6.Bxe7 Ba4 7.Bd8 b6 8.Bxc4 Rxc4 9.f6 Bh6+
  ±  (0.91)   Depth: 14/45   00:45:40  1819250kN

(Blass, Tel-aviv 17.08.2001)

Uri



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