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Subject: Re: nice queen sac

Author: Mike Byrne

Date: 04:02:27 03/12/04

Go up one level in this thread


yes - - it is decisive ...

Crafty v19.11 SE [Fischer] (2 cpus)
SE code enabled

White(1):
White(1):
White(1): kra kas
  queen value..........................900
  rook value...........................500
  bishop value.........................300
  knight value.........................300
  pawn value...........................100
  personality setting..................41
  personality name ..................  Kasparov

White(1):  [d]3q1r1k/1P1n2p1/4R2p/2QBp2P/3pPb2/R1p2P2/5P2/5K2 w - -
White(1): st 99999
search time set to 99999.00.
White(1): go
              clearing hash tables
              time surplus   0.00  time limit 1666:39 (1666:39)/(30)
              time surplus   0.00  time limit 1666:39 (1666:39)/(30)
              depth   time  score   variation (1)
starting thread 1
                2     0.00   0.84   1. Qe7 c2 2. Qxd8 Rxd8
                2->   0.02   0.84   1. Qe7 c2 2. Qxd8 Rxd8
                3     0.02     --   1. Qe7
                3     0.02  -1.79   1. Qe7 c2 2. Ra1 c1=Q+ 3. Rxc1 Bxc1
                3     0.02  -1.48   1. b8=R Nxc5 2. Rxd8 Rxd8
                3     0.02   0.90   1. Qc4 Qg5 2. Rd6
                3->   0.03   0.90   1. Qc4 Qg5 2. Rd6
                4     0.03   0.69   1. Qc4 Qg5 2. Qc8 Bc1
                4->   0.07   0.69   1. Qc4 Qg5 2. Qc8 Bc1 (s=5)
                5     0.08   0.56   1. Qc4 Qh4 2. Qc8 Qh3+ 3. Ke2 d3+ 4.
                                    Kxd3 Qxf3+ (s=4)
                5->   0.11   0.56   1. Qc4 Qh4 2. Qc8 Qh3+ 3. Ke2 d3+ 4.
                                    Kxd3 Qxf3+
                6     0.18   0.48   1. Qc4 Qh4 2. Ra8 Qh3+ 3. Ke2 Nb8 4.
                                    Qc5
                6->   0.22   0.48   1. Qc4 Qh4 2. Ra8 Qh3+ 3. Ke2 Nb8 4.
                                    Qc5
                7     0.33   0.52   1. Qc4 Qh4 2. Ke2 Qh1 3. Ra7 Bd2 4.
                                    Qd3 Qxh5
                7->   0.46   0.52   1. Qc4 Qh4 2. Ke2 Qh1 3. Ra7 Bd2 4.
                                    Qd3 Qxh5
                8     0.94   0.87   1. Qc4 Nb8 2. Ra7 Kh7 3. Qc5 Nd7 4.
                                    Qc8 Nb8
                8->   1.13   0.87   1. Qc4 Nb8 2. Ra7 Kh7 3. Qc5 Nd7 4.
                                    Qc8 Nb8
                9     1.91   0.97   1. Qc4 Nb8 2. Ra7 Kh7 3. Qc5 Rf6 4.
                                    Qc8 Rf8 5. Qxd8 <HT>
                9->   2.35   0.97   1. Qc4 Nb8 2. Ra7 Kh7 3. Qc5 Rf6 4.
                                    Qc8 Rf8 5. Qxd8 <HT>
               10    12.13     --   1. Qc4
               10    27.83   0.00   1. Qc4 Qh4 2. Ra8 Be3 3. fxe3 Qh1+
                                    4. Kf2 Qxf3+ 5. Kg1 Qg3+ 6. Kh1 Qh3+
                                    7. Kg1 Qg3+
               10    27.96     ++   1. Qxf8+!!
               10    28.28   2.49   1. Qxf8+ Qxf8 2. Ra8 Nb8 3. Rc6 Kh7
                                    4. Rxb8 Qxb8 5. Rc8 d3 6. Bg8+ Kh8
                                    7. Bf7+ Kh7 8. Rxb8
               10->  28.58   2.49   1. Qxf8+ Qxf8 2. Ra8 Nb8 3. Rc6 Kh7
                                    4. Rxb8 Qxb8 5. Rc8 d3 6. Bg8+ Kh8
                                    7. Bf7+ Kh7 8. Rxb8 (s=2)
               11    30.10   2.85   1. Qxf8+ Qxf8 2. Rc6 Kh7 3. Rc8 Qxa3
                                    4. Bg8+ Kh8 5. b8=Q Qc1+ 6. Kg2 g5
                                    7. Bf7+ Nf8 8. Rxf8+ Kg7 9. Qe8
               11->  30.75   2.85   1. Qxf8+ Qxf8 2. Rc6 Kh7 3. Rc8 Qxa3
                                    4. Bg8+ Kh8 5. b8=Q Qc1+ 6. Kg2 g5
                                    7. Bf7+ Nf8 8. Rxf8+ Kg7 9. Qe8
               12    32.49     ++   1. Qxf8+!!
               12->  35.53   3.24   1. Qxf8+ Qxf8 2. Rc6 Kh7 3. Rc8 Qxa3
                                    4. Bg8+ Kh8 5. b8=Q Qc1+ 6. Kg2 g5
                                    7. Bf7+ Nf8 8. Rxf8+ Kg7 9. Qe8
               13    38.05     ++   1. Qxf8+!!
               13     1:00  10.74   1. Qxf8+ Qxf8 2. Ra8 Nb8 3. Rc6 g6
                                    4. Rc8 Kg7 5. Rxf8 Kxf8 6. Rxb8+ Ke7
                                    7. Rc8 Kf6 8. b8=Q gxh5
               13->   1:00  10.74   1. Qxf8+ Qxf8 2. Ra8 Nb8 3. Rc6 g6
                                    4. Rc8 Kg7 5. Rxf8 Kxf8 6. Rxb8+ Ke7
                                    7. Rc8 Kf6 8. b8=Q gxh5
               14     1:04  10.74   1. Qxf8+ Qxf8 2. Ra8 Nb8 3. Rc6 g6
                                    4. Rc8 Kg7 5. Rxf8 Kxf8 6. Rxb8+ Ke7
                                    7. Rc8 gxh5 8. b8=Q Kf6
               14->   1:06  10.74   1. Qxf8+ Qxf8 2. Ra8 Nb8 3. Rc6 g6
                                    4. Rc8 Kg7 5. Rxf8 Kxf8 6. Rxb8+ Ke7
                                    7. Rc8 gxh5 8. b8=Q Kf6
?              15     1:06   1/45*  1. Qxf8+
White(1): ?
              time=1:12  cpu=182%  mat=2  n=64344349  fh=89%  nps=885K
              ext-> chk=4096619 cap=93667 pp=484638 1rep=788726 mate=65015
              predicted=0  nodes=64344349  evals=17143926  50move=0
              endgame tablebase-> probes=0  hits=0
              SMP->  split=1781  stop=239  data=8/128  cpu=2:12  elap=1:12

White(1): Qxf8+
              time used:   1:12
Black(1):



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