Discussion of anything and everything relating to chess playing software and machines.
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Glarean
Posts: 262 Joined: Sun Oct 05, 2008 1:04 pm
Location: Switzerland
Full name: Walter Eigenmann
Post
by Glarean » Sat Nov 07, 2009 1:35 am
.
The weekly series of chezz puzzles "The brilliant chess move" (Glarean Magazine) includes
tactical and strategic examples of great human chess art, and simultaneously
it is composed of very hard positions for most chess software.
The Brilliant Chess Move Nr.51
http://glareanverlag.wordpress.com/2009 ... n-magazin/
Now you can download the brilliants 1-50
Regards: Walter
White to move
r3rb2/1b3pk1/1q1p3p/1p1P1pN1/1np1P3/3n2RP/1P1Q1PP1/1BB2RK1 w
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Dann Corbit
Posts: 12791 Joined: Wed Mar 08, 2006 8:57 pm
Location: Redmond, WA USA
Post
by Dann Corbit » Sat Nov 07, 2009 1:59 am
Why is the EPD format now missing from the archive?
Glarean
Posts: 262 Joined: Sun Oct 05, 2008 1:04 pm
Location: Switzerland
Full name: Walter Eigenmann
Post
by Glarean » Sat Nov 07, 2009 2:04 am
Dann Corbit wrote: Why is the EPD format now missing from the archive?
Later.
kgburcham
Posts: 2016 Joined: Sun Feb 17, 2008 4:19 pm
Post
by kgburcham » Sat Nov 07, 2009 4:06 am
[d] r3rb2/1b3pk1/1q1p3p/1p1P1pN1/1np1P3/3n2RP/1P1Q1PP1/1BB2RK1 w - -
Rybka 3
16.14 3:23 +0.22++ 1.Qd1 (71.202.015) 358
Glarean
Posts: 262 Joined: Sun Oct 05, 2008 1:04 pm
Location: Switzerland
Full name: Walter Eigenmann
Post
by Glarean » Sat Nov 07, 2009 9:14 am
Glarean wrote: .
The weekly series of chezz puzzles "The brilliant chess move" (Glarean Magazine) includes
tactical and strategic examples of great human chess art, and simultaneously
it is composed of very hard positions for most chess software.
The Brilliant Chess Move Nr.51
http://glareanverlag.wordpress.com/2009 ... n-magazin/
Now you can download the brilliants 1-50
My mistake - sorry.
Right URL:
http://glareanverlag.wordpress.com/2009 ... n-magazin/
Walter
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AdminX
Posts: 6363 Joined: Mon Mar 13, 2006 2:34 pm
Location: Acworth, GA
Post
by AdminX » Sat Nov 07, 2009 9:45 am
Analysis by Rybka 3:
1.Ne6+ Kf6[] 2.Nxf8[] Rxf8[] 3.Qxh6+ Ke7[] 4.Bg5+ Kd7 5.Qf6 Rae8 6.Qxf5+ Kc7[] 7.Bh6 Re5 8.Qf6 Rfe8 9.Be3 Qa6 10.Bd2 Kb8 11.Rg7 Qb6 12.Rxf7 Bc8 13.Qg6 R5e7 14.Rf6
=/+ (-0.47) Depth: 6 00:00:01 53kN
+/= (0.33) Depth: 17 00:05:55 68126kN
1.Qd1 Kf6 2.Qh5 Bxd5 3.Bxd3
+/= (0.53 !) Depth: 17 00:12:10 127mN
+- (3.23) Depth: 19 05:47:21 2805mN
"Good decisions come from experience, and experience comes from bad decisions."
__________________________________________________________________
Ted Summers
Glarean
Posts: 262 Joined: Sun Oct 05, 2008 1:04 pm
Location: Switzerland
Full name: Walter Eigenmann
Post
by Glarean » Sat Nov 07, 2009 9:53 am
AdminX wrote: Analysis by Rybka 3:
1.Ne6+ Kf6[] 2.Nxf8[] Rxf8[] 3.Qxh6+ Ke7[] 4.Bg5+ Kd7 5.Qf6 Rae8 6.Qxf5+ Kc7[] 7.Bh6 Re5 8.Qf6 Rfe8 9.Be3 Qa6 10.Bd2 Kb8 11.Rg7 Qb6 12.Rxf7 Bc8 13.Qg6 R5e7 14.Rf6
=/+ (-0.47) Depth: 6 00:00:01 53kN
+/= (0.33) Depth: 17 00:05:55 68126kN
1.Qd1 Kf6 2.Qh5 Bxd5 3.Bxd3
+/= (0.53 !) Depth: 17 00:12:10 127mN
+- (3.23) Depth: 19 05:47:21 2805mN
Thx!
See the "Brilliance" Nr. 22...
Regards: Walter
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rlsuth
Posts: 322 Joined: Wed Mar 08, 2006 9:37 pm
Post
by rlsuth » Sun Nov 08, 2009 1:06 am
Qe2 seems to work the same as Qd1.
kgburcham
Posts: 2016 Joined: Sun Feb 17, 2008 4:19 pm
Post
by kgburcham » Sun Nov 08, 2009 4:33 am
[d] r3rb2/1b3pk1/1q1p3p/1p1P1pN1/1np1P3/3n2RP/1P1Q1PP1/1BB2RK1 w - - 0 1
Rybka 3
16.13 3:17 +0.55++ 1.Qd1 (60.632.270) 314
16.01 3:59 +0.75++ 1.Qd1 (69.504.932) 296
16.01 5:48 +1.15++ 1.Qd1 (94.657.732) 278
16.01 10:39 +1.95++ 1.Qd1 (171.619.699) 274
16.01 20:44 +2.41 1.Qd1 Kf6 2.Qh5 Bxd5 3.Nh7+ Ke7 (335.738.389) 276
17.01 28:53 +2.61++ 1.Qd1 (457.924.607) 270
17.01 37:52 +2.81++ 1.Qd1 (590.988.411) 266
17.01 51:35 +3.06 1.Qd1 Kf6 2.Qh5 Qc7 3.Qh4 (800.136.956) 264
18.01 76:49 +3.26++ 1.Qd1 (1.185.154.549) 263
18.01 102:11 +3.43 1.Qd1 Kf6 2.Qh5 Qc7 3.Qh4 Ke7 4.Ne6+ Kd7 5.Nxc7 Rxe4 6.Qh5 Kxc7 7.Bxd3 Nxd3 8.Qxf7+ Re7 9.Qxf5 Re5 10.Qf7+ Be7 11.Re3 Bxd5 12.Rxe5 Bxf7 13.Rxe7+ Kc6 14.Rxf7 (1.599.223.975) 267
19.01 138:50 +3.43 1.Qd1 Kf6 2.Qh5 Bxd5 3.Nh7+ Ke7 4.exd5 Qb7 (2.235.452.085) 274
Rybka 3:
1.Qe2
+/= (0.56 !) Depth: 16 00:03:18 64101kN
1.Qe2
+/- (0.76 !) Depth: 16 00:03:59 73244kN
1.Qe2
+/- (1.16 !) Depth: 16 00:05:11 90104kN
1.Qe2
+- (1.96 !) Depth: 16 00:07:53 131mN
1.Qe2 Nxc1 2.Qh5[]
+- (3.02) Depth: 16 00:14:39 248mN
1.Qe2 Nxc1 2.Qh5 Ne2+ 3.Kh2 Bxd5 4.exd5[] Qb7 5.Ne6+[] Kh8[] 6.Nxf8[] Nxg3[] 7.Qxh6+[] Kg8[] 8.fxg3[] f6 9.Ne6[] Rxe6 10.dxe6[] Nd3 11.Bxd3[] cxd3 12.Rxf5[] Qg7 13.Qf4[] Re8 14.Qxd6[] Qe7 15.Qxd3[] Qxe6 16.Rxb5[]
+- (3.02) Depth: 17 00:22:16 367mN
1.Qe2 Kf6 2.Qh5 Bxd5
+- (3.09) Depth: 18 00:40:00 659mN
Glarean
Posts: 262 Joined: Sun Oct 05, 2008 1:04 pm
Location: Switzerland
Full name: Walter Eigenmann
Post
by Glarean » Sun Nov 08, 2009 9:31 am
rlsuth wrote: Qe2 seems to work the same as Qd1.
Yes, there are 2 solutions.
Walter