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Subject: Re: Test Position

Author: Robert Hyatt

Date: 07:20:42 01/07/04

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On January 07, 2004 at 00:20:17, K. Burcham wrote:

>
>Steve Maughan, big book of combinations
>
>Tibensky - Franzen
>Find Kh6
> [D] 1r3rk1/b1pR1p2/p3p1p1/2q1P1Kp/P1N2P2/1P1Q2P1/7P/3R4 w - -

Takes Crafty a bit of time to find this:

               12     2:33   0.61   1. f5 exf5 2. e6 Rbe8 3. exf7+ Rxf7
                                    4. Qd5 Qxd5 5. R1xd5 Rxd7 6. Rxd7 Re6
                                    7. Rxc7 Bd4 8. Kf4
               12     2:49   0.63   1. Rd2 a5 2. Kh4 Rfe8 3. Kh3 Rec8 4.
                                    Qc3 Bb6 5. R2d3 Qc6 6. Nxb6 Qxc3 7.
                                    Rxc3 cxb6
               12     3:13     ++   1. Kh6!!
               12     3:46   3.89   1. Kh6 h4 2. Qxg6+ fxg6 3. Rg7+ Kh8
                                    4. Rdd7 Rf7 5. Rgxf7 Qf8+ 6. Rxf8+
                                    Rxf8 7. Rxc7 Bg1 8. Rh7+ Kg8 9. Rg7+
                                    Kh8 10. Nd6 Bxh2 11. Rf7 Rxf7 12. Nxf7+
               12->   3:46   3.89   1. Kh6 h4 2. Qxg6+ fxg6 3. Rg7+ Kh8
                                    4. Rdd7 Rf7 5. Rgxf7 Qf8+ 6. Rxf8+
                                    Rxf8 7. Rxc7 Bg1 8. Rh7+ Kg8 9. Rg7+
                                    Kh8 10. Nd6 Bxh2 11. Rf7 Rxf7 12. Nxf7+
                                    (s=5)
               13     3:56   4.01   1. Kh6 h4 2. Qxg6+ fxg6 3. Rg7+ Kh8
                                    4. Rdd7 Rf7 5. Rgxf7 Qf8+ 6. Rxf8+
                                    Rxf8 7. gxh4 Bg1 8. Kxg6 Bxh2 9. h5
                                    Bxf4 10. h6 (s=4)
               13->   4:03   4.01   1. Kh6 h4 2. Qxg6+ fxg6 3. Rg7+ Kh8
                                    4. Rdd7 Rf7 5. Rgxf7 Qf8+ 6. Rxf8+
                                    Rxf8 7. gxh4 Bg1 8. Kxg6 Bxh2 9. h5
                                    Bxf4 10. h6 (s=2)
               14     4:25     ++   1. Kh6!!
               14     4:55   4.61   1. Kh6 h4 2. Qxg6+ fxg6 3. Rg7+ Kh8
                                    4. Rdd7 Rf7 5. Rgxf7 Kg8 6. Rg7+ Kf8
                                    7. Rdf7+ Ke8 8. Kxg6 Qf8 9. Rxf8+ Kxf8
                                    10. Rf7+ Ke8 11. Rxc7 Bd4
               14->   5:00   4.61   1. Kh6 h4 2. Qxg6+ fxg6 3. Rg7+ Kh8
                                    4. Rdd7 Rf7 5. Rgxf7 Kg8 6. Rg7+ Kf8
                                    7. Rdf7+ Ke8 8. Kxg6 Qf8 9. Rxf8+ Kxf8
                                    10. Rf7+ Ke8 11. Rxc7 Bd4
                15     7:20   4.45   1. Kh6 h4 2. Qxg6+ fxg6 3. Rg7+ Kh8
                                    4. Rdd7 Rf7 5. Rgxf7 Qf8+ 6. Rxf8+
                                    Rxf8 7. Rxc7 Bg1 8. Rh7+ Kg8 9. Rg7+
                                    Kh8 10. Nd6 Bxh2 11. Nf7+ Rxf7 12.
                                    Rxf7 Kg8 13. Rg7+ Kf8 14. gxh4 Bxf4+
                                    15. Kxg6 Bxe5
               15->   7:40   4.45   1. Kh6 h4 2. Qxg6+ fxg6 3. Rg7+ Kh8
                                    4. Rdd7 Rf7 5. Rgxf7 Qf8+ 6. Rxf8+
                                    Rxf8 7. Rxc7 Bg1 8. Rh7+ Kg8 9. Rg7+
                                    Kh8 10. Nd6 Bxh2 11. Nf7+ Rxf7 12.
                                    Rxf7 Kg8 13. Rg7+ Kf8 14. gxh4 Bxf4+
                                    15. Kxg6 Bxe5
              time=17:03  cpu=371%  mat=0  n=2297373559  fh=85%  nps=2.24M
              ext-> chk=101655272 cap=6028479 pp=4830324 1rep=17967398
              mate=2288091
              predicted=0  nodes=2297373559  evals=822687396
              endgame tablebase-> probes=0  hits=0
              SMP->  split=32167  stop=6712  data=21/64  cpu=63:26  elap=17:03

>
>Shredder 7.04
>2210 mhz AMD xp
>192 hash
>
>  8/23	 0:00 	+0.56 	1.Kh4 Qc6 2.Rd2 Bc5 3.Qxg6+ fxg6 4.Rg7+ Kxg7 5.Rd7+ Qxd7
>(277.909) 395.3
>  9/23	 0:01 	+0.37 	1.Kh4 Qc6 2.Nd2 Rb4 3.h3 Rfb8 4.Rd8+ Rxd8 5.Qxd8+ Kh7 6.Qf8
>(529.454) 398.6
>  9/27	 0:01 	+0.38++	1.Qf3 Rfc8 2.Kh4 Qb4 3.R1d3 Qxb3 4.Rxb3 Rxb3 (559.704)
>397.7
>  9/27	 0:02 	+0.52 	1.Qf3 Rbd8 2.Qb7 Rxd7 3.Rxd7 Qg1 4.Kf6 Bb8 5.Qxa6 Qxh2
>(852.540) 413.2
>  9/27	 0:02 	+0.53++	1.Rd2 Rfc8 2.Qc3 Qc6 3.Kh4 Bf2 4.Qc2 Qg2 5.Rxf2 Qxh2+
>6.Rxh2 (1.042.479) 411.7
>  9/27	 0:02 	+0.53 	1.Rd2 Rfc8 2.Qc3 Qc6 3.Kh4 Bc5 4.Kh3 (1.100.988) 412.0
> 10/27	 0:06 	+0.64 	1.Rd2 Rb4 2.Rc2 Qg1 3.Rxc7 Bf2 (2.600.649) 409.9
> 11/30	 0:12 	+0.64 	1.Rd2 Rbe8 2.Qe4 Re7 3.Rd8 Rxd8 4.Rxd8+ Kh7 5.Qb7 a5 6.Qb5
>f6+ (5.233.861) 414.5
> 12/30	 0:20 	+0.58 	1.Rd2 Rbe8 2.Nb2 Qg1 3.Rc2 Bb6 4.Qxa6 Rd8 5.Qd3 Rxd7 6.Kh6
>Rxd3 (8.501.788) 418.8
> 12/30	 0:31 	+0.59++	1.Kh6 Rfc8 2.Rxf7 Kxf7 3.Qxg6+ Kf8 4.Rd7 Qd5 5.Rxd5 Rxb3
>6.Qxh5 exd5 (13.064.153) 419.5
> 12/30	 0:33 	+0.93 	1.Kh6 Qc6 2.Na5 Qb6 3.Qc3 Qf2 4.R1d2 Qc5 5.Qxc5 c6 6.Qxa7
>(14.157.721) 418.9
> 13/31	 0:44 	+1.18++	1.Kh6 Qc6 2.Nd2 Qb6 3.Ne4 Kh8 4.Nf6 Qxb3 5.Qxa6 Rbd8
>6.Qxa7 (18.448.870) 418.5
> 13/31	 0:53 	+1.68++	1.Kh6 Qc6 2.Nd2 Qb6 3.Ne4 Kh8 4.Nf6 Qxb3 5.Qxg6 Qxa4
>6.Qg7+ (22.476.654) 418.2
> 13/32	 1:26 	+3.27 	1.Kh6 Qc6 2.Nd2 Rb4 3.Nf3 Qe4 4.Qxe4 Rxe4 5.Ng5 Re2 6.Nh7
>Bc5 (35.715.695) 411.4
> 14/37	 1:49 	+3.52++	1.Kh6 Qc6 2.Nd2 Rb4 3.Nf3 Qe4 4.Rxf7 Kxf7 5.Ng5+ Ke8
>6.Nxe4 Rd4 7.Qxa6 (44.888.807) 411.3
> 14/37	 2:07 	+4.02++	1.Kh6 Qc6 2.Nd2 Rb4 3.Nf3 Qe4 4.Rxf7 Kxf7 5.Ng5+ Ke7
>6.Nxe4 Rd4 7.Qxa6 Kd7 (52.527.190) 411.9
> 14/37	 3:08 	+5.09 	1.Kh6 h4 2.Qxg6+ fxg6 3.Rg7+ Kh8 4.Rh7+ Kg8 5.Rdd7 Rf7
>6.Rdxf7 Qf8+ 7.Rxf8+ Kxf8 8.Kxg6 hxg3 9.Kf6 Kg8 10.Rg7+ Kh8 11.Rxg3 Rf8+ 12.Kxe6
>Rxf4 13.Kd7 (78.918.324) 418.5
> 15/39	 3:30 	+5.09 	1.Kh6 h4 2.Qxg6+ fxg6 3.Rg7+ Kh8 4.Rdd7 Rf7 5.Rdxf7 Qf8
>6.Rxf8+ Rxf8 7.Rxc7 Bg1 8.gxh4 (88.712.555) 420.9
>best move: Kg5-h6 time: 3:41.266 min  n/s: 421.217  CPU 99.0%  nodes: 93.201.219



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