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Subject: Re: interesting position [Qb7 dropping like a stone.]

Author: Dann Corbit

Date: 11:06:34 06/13/00

Go up one level in this thread


On June 13, 2000 at 02:23:18, Paulo Soares wrote:

>On June 13, 2000 at 02:13:12, Dann Corbit wrote:
>
>>Does not look that great, quite frankly.  We'll see how it turns out after 333
>>minutes in the morning.  I'm suspecting that the position is just dead lost
>>period.
>(sniped)
>
>Yes, this position it's a dead lost for blaks.

Seems that way, all right.  There is always hope, but it looks very bleak.

[D] 4r1k1/p4ppp/1pq1P3/3p1PPP/3B1Q2/P4NK1/8/3n4 b - - acd 16; acn 720904506; acs
20000; am fxe6; bm Qb7; ce -138; id "Dart 6-9-00"; pv Qb7 Ne5 fxe6 f6 Rf8 h6 g6
Qg4 Qc7 Qxd1 Qd6 Qd3 Rf7 Kf3 Rc7;

pondering enabled.
EGTB cache memory = 6M bytes.
hash table memory = 24M bytes.
pawn hash table memory = 8M bytes.
play best book line after search.
EGTB access enabled
using tbpath=./TB
4 piece tablebase files found
1302kb of RAM used for TB indices and decompression tables


Crafty v17.11

White(1): epdpfga epd.epd epd.out
PFGA: EPD record: 1   ID: Dart 6-9-00
middle-game phase
              clearing hash tables
              time surplus   0.00  time limit 333:20 (333:20)
         nss  depth   time  score   variation (1)
                6->   0.52   3.24   1. ... fxe6 2. f6 Rc8 3. fxg7 Nc3 4.
                                    Qe5 a6 5. Bxc3 Qxc3
                7     0.88   3.05   1. ... fxe6 2. f6 Rc8 3. f7+ Kf8 4.
                                    Bxg7+ Kxg7 5. Qf6+ Kf8 6. Qh8+ Ke7
                                    7. Qxh7
                7->   1.51   3.05   1. ... fxe6 2. f6 Rc8 3. f7+ Kf8 4.
                                    Bxg7+ Kxg7 5. Qf6+ Kf8 6. Qh8+ Ke7
                                    7. Qxh7
                8     1.94     --   1. ... fxe6
                8     4.08   2.19   1. ... fxe6 2. f6 Rc8 3. Ne5 Qb5 4.
                                    fxg7 Qe8 5. h6 Qh5
                8->  10.52   2.19   1. ... fxe6 2. f6 Rc8 3. Ne5 Qb5 4.
                                    fxg7 Qe8 5. h6 Qh5
                9    11.72     --   1. ... fxe6
                9    18.55   0.14   1. ... fxe6 2. f6 Qb7 3. Qc1 Qf7 4.
                                    Qxd1 Qxh5 5. fxg7 Qf7 6. Qe2
                9->   1:06   0.14   1. ... fxe6 2. f6 Qb7 3. Qc1 Qf7 4.
                                    Qxd1 Qxh5 5. fxg7 Qf7 6. Qe2
               10     1:09   0.18   1. ... fxe6 2. f6 Qb7 3. Qc1 gxf6 4.
                                    gxf6 Qf7 5. Ng5 Nc3 6. Qxc3 Qxh5
               10->   1:45   0.18   1. ... fxe6 2. f6 Qb7 3. Qc1 gxf6 4.
                                    gxf6 Qf7 5. Ng5 Nc3 6. Qxc3 Qxh5
               11     1:59  -0.16   1. ... fxe6 2. f6 Qb7 3. Qc1 h6 4.
                                    Qxd1 gxf6 5. gxf6 Qf7 6. Qd2 Kh7 7.
                                    Qd3+ Kg8
               11     5:52  -0.15   1. ... Qb7 2. Qc1 Qe7 3. Be5 fxe6 4.
                                    f6 Qf7 5. Qxd1 Qxh5 6. fxg7 Rc8 7.
                                    Qd4
               11->   6:13  -0.15   1. ... Qb7 2. Qc1 Qe7 3. Be5 fxe6 4.
                                    f6 Qf7 5. Qxd1 Qxh5 6. fxg7 Rc8 7.
                                    Qd4
               12     8:10  -0.27   1. ... Qb7 2. Qc1 Qe7 3. h6 fxe6 4.
                                    f6 gxf6 5. gxf6 Qd6+ 6. Ne5 Kh8 7.
                                    Qxd1 Qxa3+ 8. Kf4 Qd6
               12->  14:59  -0.27   1. ... Qb7 2. Qc1 Qe7 3. h6 fxe6 4.
                                    f6 gxf6 5. gxf6 Qd6+ 6. Ne5 Kh8 7.
                                    Qxd1 Qxa3+ 8. Kf4 Qd6
               13    19:04     --   1. ... Qb7
               13    21:43  -1.01   1. ... Qb7 2. Ne5 fxe6 3. f6 Rf8 4.
                                    h6 g6 5. Qg4 Qc7 6. Qxd1 Qd6 7. Qd3
                                    Rf7
               13->  59:08  -1.01   1. ... Qb7 2. Ne5 fxe6 3. f6 Rf8 4.
                                    h6 g6 5. Qg4 Qc7 6. Qxd1 Qd6 7. Qd3
                                    Rf7
               14    67:43  -1.33   1. ... Qb7 2. Ne5 fxe6 3. f6 Rf8 4.
                                    h6 g6 5. Qg4 Qc7 6. Qxd1 Qd6 7. Qc1
                                    Rf7 8. Qc8+ Rf8
               14-> 142:54  -1.33   1. ... Qb7 2. Ne5 fxe6 3. f6 Rf8 4.
                                    h6 g6 5. Qg4 Qc7 6. Qxd1 Qd6 7. Qc1
                                    Rf7 8. Qc8+ Rf8
               15   168:43  -1.38   1. ... Qb7 2. Ne5 fxe6 3. f6 Rf8 4.
                                    h6 g6 5. Qg4 Qc7 6. Qxd1 Qd6 7. Qd3
                                    Rf7 8. Kf3 Rc7
               15-> 316:30  -1.38   1. ... Qb7 2. Ne5 fxe6 3. f6 Rf8 4.
                                    h6 g6 5. Qg4 Qc7 6. Qxd1 Qd6 7. Qd3
                                    Rf7 8. Kf3 Rc7
              time=333:20  cpu=99%  mat=3  n=720904506  fh=2%  nps=36045
              ext-> checks=380422461 recaps=17984320 pawns=19603644
1rep=31924120 thrt:2757304
              predicted=0  nodes=720904506  evals=885485626
              endgame tablebase-> probes done=0  successful=0
Black(1): exit

Black(1): quit
execution complete.



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