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Subject: Re: Difficult Test Move For Dedicated ..

Author: Darrel Briley

Date: 01:01:17 07/02/05

Go up one level in this thread


On July 01, 2005 at 21:32:13, Rob Basham wrote:

>[D]r4rk1/p5pp/1qp5/1pn1pN2/4P3/Q4Nb1/PPP1K1P1/R6R b - - 0 1
>
>Black plays.....Rxf5 here!
>
>
>Risc 2500.....takes 7 ply......4 min. and 38 sec.

New game,
r4rk1/p5pp/1qp5/1pn1pN2/4P3/Q4Nb1/PPP1K1P1/R6R b - - 0 1

Analysis by Shredder 9 UCI:

1...Nxe4
  -+  (-3.56)   Depth: 1/4   00:00:02
1...Nxe4
  -+  (-4.31)   Depth: 1/6   00:00:02
1...Nxe4
  -+  (-4.84)   Depth: 1/6   00:00:02
1...Nxe4
  -+  (-4.43)   Depth: 2/6   00:00:02
1...Nxe4 2.Qb3+ Rf7
  -+  (-4.43)   Depth: 2/8   00:00:02
1...Nxe4 2.Qb3+
  -+  (-2.54)   Depth: 3/8   00:00:03
1...Nxe4 2.Ne7+ Kf7 3.Rxh7
  -+  (-2.26)   Depth: 3/8   00:00:03
1...Bf4
  -+  (-2.27)   Depth: 3/9   00:00:03
1...Bf4 2.Ne7+ Kf7 3.Nf5
  -+  (-2.29)   Depth: 3/9   00:00:03
1...Bf4 2.Ne7+
  -+  (-2.04)   Depth: 4/9   00:00:03
1...Bf4 2.Ne7+ Kf7 3.Nf5 Rfd8
  -+  (-2.01)   Depth: 4/13   00:00:03
1...Nxe4
  -+  (-2.02)   Depth: 4/14   00:00:03
1...Nxe4
  -+  (-2.37)   Depth: 4/14   00:00:03
1...Nxe4 2.Ne7+ Kf7 3.Raf1 Rae8
  -+  (-2.65)   Depth: 4/14   00:00:03
1...Nxe4 2.Ne7+
  -+  (-2.40)   Depth: 5/15   00:00:03
1...Nxe4 2.Ne7+
  -+  (-1.90)   Depth: 5/24   00:00:03
1...Nxe4 2.Qb3+ Rf7 3.Ne7+ Kf8 4.Ng6+ hxg6 5.Rh8+ Ke7 6.Rxa8
  =  (-0.21)   Depth: 5/25   00:00:03
1...Bf4
  =  (-0.22)   Depth: 5/25   00:00:03
1...Bf4
  ³  (-0.57)   Depth: 5/25   00:00:03
1...Bf4 2.Ne7+ Kf7 3.Nf5 b4 4.Nd6+ Kg8
  -+  (-2.45)   Depth: 5/25   00:00:03
1...Bf4 2.Ne7+
  -+  (-2.70)   Depth: 6/25   00:00:03  39kN
1...Bf4 2.Qb4 Rad8 3.Raf1 a5 4.Ne7+ Kh8
  -+  (-2.78)   Depth: 6/25   00:00:03  48kN
1...Rxf5
  -+  (-2.79)   Depth: 6/25   00:00:03  55kN
1...Rxf5
  -+  (-3.14)   Depth: 6/25   00:00:03  57kN
1...Rxf5 2.exf5 b4 3.Qe3 Qb5+ 4.Kd1 Rd8+ 5.Nd2 Bf4 6.Qh3 Rxd2+ 7.Kc1
  -+  (-4.86)   Depth: 6/25   00:00:04  69kN
1...Rxf5 2.exf5
  -+  (-5.11)   Depth: 7/25   00:00:04  87kN
1...Rxf5 2.exf5
  -+  (-5.61)   Depth: 7/25   00:00:04  93kN
1...Rxf5 2.exf5 b4 3.Qe3 Qb5+ 4.Kd1 Rd8+ 5.Nd2 Bf4 6.a4 bxa3 7.Qxa3 Rxd2+ 8.Kc1
  -+  (-5.94)   Depth: 7/25   00:00:04  118kN
1...Rxf5 2.exf5 b4 3.Qe3 Qa6+ 4.Kd1 Rd8+ 5.Nd2 Bf4 6.Qf2 Rxd2+ 7.Qxd2 Bxd2
8.Kxd2 e4
  -+  (-6.13)   Depth: 8/25   00:00:04  188kN
1...Rxf5 2.exf5 b4 3.Qe3 Qa6+ 4.Kd1 Rd8+ 5.Nd2 Bf4 6.Qe2 Rxd2+ 7.Qxd2 Bxd2
8.Kxd2 Ne4+ 9.Kc1 Qe2 10.Kb1
  -+  (-5.91)   Depth: 9/30   00:00:05  310kN
1...Rxf5 2.exf5 b4 3.Qe3 Qa6+ 4.Kd1 Rd8+ 5.Nd2 Bf4 6.Qe2 Rxd2+ 7.Qxd2 Bxd2
8.Kxd2 Qc4 9.Kc1 Qf4+ 10.Kb1 a5 11.f6
  -+  (-6.13)   Depth: 10/31   00:00:06  563kN
1...Rxf5 2.exf5 b4 3.Qe3 Qa6+ 4.Kd1 Rd8+ 5.Nd2 Bf4 6.Qe2 Rxd2+ 7.Qxd2 Bxd2
8.Kxd2 Qc4 9.Kc1 Qf4+ 10.Kb1 Qd2 11.g4 e4
  -+  (-6.30)   Depth: 11/34   00:00:07  1075kN
1...Rxf5 2.exf5
  -+  (-6.55)   Depth: 12/38   00:00:09  1825kN
1...Rxf5 2.exf5 b4 3.Qe3 Qa6+ 4.Kd1 Rd8+ 5.Nd2 Bf4 6.Qe2 Rxd2+ 7.Qxd2 Bxd2
8.Kxd2 Qc4 9.f6 Qf4+ 10.Kd1 gxf6 11.g4
  -+  (-6.67)   Depth: 12/38   00:00:09  2388kN
1...Rxf5 2.exf5
  -+  (-6.92)   Depth: 13/38   00:00:11  3902kN
1...Rxf5 2.exf5 b4 3.Qe3 Qa6+ 4.Kd1 Rd8+ 5.Nd2 Bf4 6.Qe2 Rxd2+ 7.Qxd2 Bxd2
8.Kxd2 Ne4+ 9.Kc1 Qe2 10.Kb1 Nd2+ 11.Kc1 Qe3 12.g4 Nb3+ 13.Kb1 Nxa1
  -+  (-6.95)   Depth: 13/38   00:00:13  5240kN

(,  02.07.2005)

Rxf5 takes 3 seconds on an Athlon 2600+.  And yes, my PC is a "dedicated" unit
:o)

                             DB



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