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Subject: Re: ANOTHER test position movei-diep

Author: Frank E. Oldham

Date: 00:06:36 07/09/04

Go up one level in this thread


On July 08, 2004 at 21:21:13, John Merlino wrote:

>On July 08, 2004 at 17:19:36, Uri Blass wrote:
>
>Uri,
>
>You might also want to look at 23.Qg3. It may or may not be the best move, but
>CM_SKR wants to play 23.f6+, with 23...gxf6 24.Rxd6! Kxd6 25.Qxf6+ Kd7 26.Rd1+
>Bd3 27.Qf5+, and a draw score.
>
>[D]7r/4kpp1/b1pp3p/q1n1pP2/Pr2P3/1BN2Q2/P1P3PP/K2RR3 w - - 0 23

crafty19.14 agrees -- f6 is found in ply 13 and kept, with the same score & PV
as CM_SKR
               11->   1:53  -0.40   1. Qg3 Rbb8 2. Re3 Qb6 3. Rf3 Rhg8
                                    4. Qf2 f6 5. Qd2 d5 6. exd5 (s=8)
               12     3:14  -0.13   1. Qg3 Rhb8 2. Re3 Rd4 3. Rc1 Kf8 <HT>
                                    (s=7)
               12->   3:29  -0.13   1. Qg3 Rhb8 2. Re3 Rd4 3. Rc1 Kf8 <HT>
               13     4:19  -0.13   1. Qg3 Rhb8 2. Re3 Rd4 3. Rc1 Kf8 <HT>
               13     6:23   0.01   1. f6+ gxf6 2. Rxd6 Nxb3+ 3. cxb3 Kxd6
                                    4. Qxf6+ Kc7 5. Rc1 Rd8 6. Nd5+ Rxd5
                                    7. exd5 c5 8. Qe7+ Kb8 9. Rxc5 Qb6
                                    10. Qxe5+ Kb7
               13->   7:28   0.01   1. f6+ gxf6 2. Rxd6 Nxb3+ 3. cxb3 Kxd6
                                    4. Qxf6+ Kc7 5. Rc1 Rd8 6. Nd5+ Rxd5
                                    7. exd5 c5 8. Qe7+ Kb8 9. Rxc5 Qb6
                                    10. Qxe5+ Kb7 (s=3)
               14    11:34  -0.09   1. f6+ gxf6 2. Rxd6 Kxd6 3. Qxf6+ Ne6
                                    4. Bxe6 Qd8 5. Qxf7 Rf8 6. Qa7 Kxe6
                                    7. Qxa6 Qa8 8. Qxa8 Rxa8 9. Rd1 (s=2)
               14->  27:48  -0.09   1. f6+ gxf6 2. Rxd6 Kxd6 3. Qxf6+ Ne6
                                    4. Bxe6 Qd8 5. Qxf7 Rf8 6. Qa7 Kxe6
                                    7. Qxa6 Qa8 8. Qxa8 Rxa8 9. Rd1 (s=4)
               15    32:22   0.01   1. f6+ gxf6 2. Rxd6 Kxd6 3. Qxf6+ Kd7
                                    4. Rd1+ Bd3 5. Qf5+ Kd6 6. Qf6+ Kd7
                                    (s=3)
               15->  46:38   0.01   1. f6+ gxf6 2. Rxd6 Kxd6 3. Qxf6+ Kd7
                                    4. Rd1+ Bd3 5. Qf5+ Kd6 6. Qf6+ Kd7
                                    (s=4)
               16    47:00   1/38*  1. f6+

              time=47:04  cpu=396%  mat=1  n=6774747802  fh=92%  nps=2.40M
              ext-> chk=416609569 cap=15247258 pp=4775670 1rep=37276611
mate=2511869
              predicted=0  nodes=6774747802  evals=1411436883  50move=0
              endgame tablebase-> probes=0  hits=0
              SMP->  split=3581  stop=585  data=8/64  cpu=186:39  elap=47:04

Frank



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