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Subject: Re: Brilliant....#4

Author: Dana Turnmire

Date: 11:59:29 05/08/04

Go up one level in this thread


On May 08, 2004 at 12:19:04, Mike Byrne wrote:

>Crafty v19.12 SE [Morphy] (1 cpus)
>SE code enabled
>
>White(1): mt 2
>max threads set to 2
>White(1): st 99999
>search time set to 99999.00.
>White(1): [d]2r2rk1/p1q1bpp1/1p6/n2R4/8/P4N2/1B2QPPP/5RK1 w - - 0 1
>White(1): go
>              clearing hash tables
>              time surplus   0.00  time limit 1666:39 (1666:39)
>              time surplus   0.00  time limit 1666:39 (1666:39)
>              depth   time  score   variation (1)
>starting thread 1
>                2->   0.00   1.14   1. Be5 Qc4
>                3     0.00   0.90   1. Be5 Qc4 2. Rd3
>                3     0.00   1.25   1. Re1 Rfe8 2. Be5
>                3->   0.01   1.25   1. Re1 Rfe8 2. Be5
>                4     0.01   1.05   1. Re1 Nc6 2. Ng5 Rfe8
>                4->   0.03   1.05   1. Re1 Nc6 2. Ng5 Rfe8
>                5     0.03   0.98   1. Re1 Rfe8 2. Be5 Qc4 3. Rd3
>                5     0.06   1.12   1. Rc1 Qb7 2. Rcd1 Rfe8 3. Rd7
>                5->   0.09   1.12   1. Rc1 Qb7 2. Rcd1 Rfe8 3. Rd7 (s=3)
>                6     0.11   0.91   1. Rc1 Qb7 2. Rcd1 Rfe8 3. Ne5 a6 (s=2)
>                6     0.15   1.02   1. Rfd1 Rfd8 2. Ne5 Rxd5 3. Rxd5 Nc4
>                                    4. Rd7
>                6     0.30   1.19   1. Nd2 Rfe8 2. Qg4 Bf8 3. Be5 Qe7
>                6->   0.30   1.19   1. Nd2 Rfe8 2. Qg4 Bf8 3. Be5 Qe7 (s=2)
>                7     0.58   1.27   1. Nd2 Rfd8 2. Qg4 g6 3. Be5 Qc2 4.
>                                    Rxd8+ Rxd8 5. Nb1 <HT>
>                7->   0.81   1.27   1. Nd2 Rfd8 2. Qg4 g6 3. Be5 Qc2 4.
>                                    Rxd8+ Rxd8 5. Nb1 <HT>
>                8     1.59   1.24   1. Nd2 Rcd8 2. Qg4 f6 3. Qe6+ Rf7 4.
>                                    Rxd8+ Bxd8 5. Rd1 Qf4 6. Ne4
>                8->   2.20   1.24   1. Nd2 Rcd8 2. Qg4 f6 3. Qe6+ Rf7 4.
>                                    Rxd8+ Bxd8 5. Rd1 Qf4 6. Ne4
>                9     3.23   1.21   1. Nd2 Rcd8 2. Qg4 f6 3. Qe6+ Rf7 4.
>                                    Rc1 Qf4 5. g3 Qb8 6. Rxd8+ Qxd8 7.
>                                    Ne4
>                9->   6.69   1.21   1. Nd2 Rcd8 2. Qg4 f6 3. Qe6+ Rf7 4.
>                                    Rc1 Qf4 5. g3 Qb8 6. Rxd8+ Qxd8 7.
>                                    Ne4 (s=5)
>               10     8.22   1.21   1. Nd2 Rcd8 2. Qg4 f6 3. Qe6+ Rf7 4.
>                                    Rc1 Qf4 5. g3 Qb8 6. Rxd8+ Qxd8 7.
>                                    Ne4 (s=4)
>               10->  17.86   1.21   1. Nd2 Rcd8 2. Qg4 f6 3. Qe6+ Rf7 4.
>                                    Rc1 Qf4 5. g3 Qb8 6. Rxd8+ Qxd8 7.
>                                    Ne4 (s=4)
>               11    27.25   1.27   1. Nd2 Rcd8 2. Qg4 f6 3. Qe6+ Rf7 4.
>                                    Rc1 Qf4 5. Rc8 Rxc8 6. Qxc8+ Bf8 7.
>                                    Qe6 (s=3)
>               11    43.62     +1   1. Bxg7!!
>               11     1:00   1.84   1. Bxg7 Kxg7 2. Ne5 Bg5 3. Qh5 Qe7
>                                    4. Nd7 Bc1 5. Qg4+ Kh7 6. Nxf8+ Qxf8
>                                    7. Rd7 Bxa3 8. Rxa7 (s=2)
>               11->   1:13   1.84   1. Bxg7 Kxg7 2. Ne5 Bg5 3. Qh5 Qe7
>                                    4. Nd7 Bc1 5. Qg4+ Kh7 6. Nxf8+ Qxf8
>                                    7. Rd7 Bxa3 8. Rxa7 (s=2)
>               12     1:39   2.02   1. Bxg7 Kxg7 2. Ne5 Bg5 3. Rd7 Qc3
>                                    4. Qe4 Kg8 5. Qf5 Bh6 6. Nxf7 Bd2
>?              12     1:45   2/51*  1. Nd2
>White(1): ?
>              time=1:51  cpu=186%  mat=0  n=134518969  fh=93%  nps=1.21M
>              ext-> chk=8347417 cap=328867 pp=2956 1rep=681549 mate=48108
>              predicted=0  nodes=134518969  evals=26075741  50move=0
>              endgame tablebase-> probes=0  hits=0
>              SMP->  split=574  stop=118  data=4/128  cpu=3:26  elap=1:51
>
>White(1): Bxg7
>
>Michael

So is it pretty much unanimous that 1.Bxg7 is not the correct move?
>          _
>        _| |_
>       |_ + _|
>        _| |_
>      _/_____\_
>      \       /
>       \_____/
>       (_____)
>        |   |
>        |___|
>       /     \
>     /_________\
>    |._________.|
>   /_____________\
>  (._____________.)



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