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Subject: Re: Does any program except Brutus play this sacrifice?

Author: Mike Byrne

Date: 15:37:50 09/14/03

Go up one level in this thread


Crafty 19.04 Se set to Morhpy (sacrificing Crafty with a 10% weight added to
pawn values plays it quite readily)

Black(1): kra morphy
  queen value..........................950
  rook value...........................500
  bishop value.........................300
  knight value.........................300
  pawn value...........................110




Black(1): go
              clearing hash tables
              time surplus   0.00  time limit 28.12 (3:30)/(25)
              depth   time  score   variation (1)
starting thread 1
                1     0.00  -0.01   1. ... Qe7 2. Nxc5 bxc5
                1->   0.02  -0.01   1. ... Qe7 2. Nxc5 bxc5
                2     0.02   0.10   1. ... Qe7 2. Qe2
                2->   0.02   0.10   1. ... Qe7 2. Qe2
                3     0.03   0.21   1. ... Qe7 2. Nxc5 bxc5 3. Qe2
                3     0.03     ++   1. ... Nd3!!
                3     0.03  -0.50   1. ... Nd3 2. Nxc5 Re1+ 3. Qxe1 Nxe1
                                    4. Rxe1 bxc5
                3->   0.05  -0.50   1. ... Nd3 2. Nxc5 Re1+ 3. Qxe1 Nxe1
                                    4. Rxe1 bxc5
                4     0.05  -0.50   1. ... Nd3 2. Nxc5 Re1+ 3. Qxe1 Nxe1
                                    4. Rxe1 bxc5
                4->   0.06  -0.50   1. ... Nd3 2. Nxc5 Re1+ 3. Qxe1 Nxe1
                                    4. Rxe1 bxc5 (s=4)
                5     0.08  -0.50   1. ... Nd3 2. Nxc5 Re1+ 3. Qxe1 Nxe1
                                    4. Rxe1 bxc5 (s=3)
                5->   0.11  -0.50   1. ... Nd3 2. Nxc5 Re1+ 3. Qxe1 Nxe1
                                    4. Rxe1 bxc5 (s=3)
                6     0.12  -0.50   1. ... Nd3 2. Nxc5 Re1+ 3. Qxe1 Nxe1
                                    4. Rxe1 bxc5 (s=2)
                6     0.19     ++   1. ... Bxf2+!!
                6     0.31  -1.07   1. ... Bxf2+ 2. Kxf2 Nfg4+ 3. Kg1 Qh6
                                    4. Rc3 Qxh2+ 5. Kf1 h6 6. Qe2
                6->   0.36  -1.07   1. ... Bxf2+ 2. Kxf2 Nfg4+ 3. Kg1 Qh6
                                    4. Rc3 Qxh2+ 5. Kf1 h6 6. Qe2
                7     0.48  -1.12   1. ... Bxf2+ 2. Kxf2 Nfg4+ 3. Kg1 Qh6
                                    4. Rc3 Qxh2+ 5. Kf1 Kh8 6. Qe2 Kg8
                7->   0.56  -1.12   1. ... Bxf2+ 2. Kxf2 Nfg4+ 3. Kg1 Qh6
                                    4. Rc3 Qxh2+ 5. Kf1 Kh8 6. Qe2 Kg8
                8     0.81  -1.00   1. ... Bxf2+ 2. Kxf2 Nfg4+ 3. Kg1 Qh6
                                    4. Rc3 Qxh2+ 5. Kf1 Kh8 6. Qe2 Kg8
                                    7. Nd4
                8->   1.02  -1.00   1. ... Bxf2+ 2. Kxf2 Nfg4+ 3. Kg1 Qh6
                                    4. Rc3 Qxh2+ 5. Kf1 Kh8 6. Qe2 Kg8
                                    7. Nd4
                9     1.55  -1.06   1. ... Bxf2+ 2. Kxf2 Nfg4+ 3. Kg1 Qh6
                                    4. Rc3 Qxh2+ 5. Kf1 Qh5 6. Qd2 Nc4
                                    7. Qd7 Nf6
                9->   1.89  -1.06   1. ... Bxf2+ 2. Kxf2 Nfg4+ 3. Kg1 Qh6
                                    4. Rc3 Qxh2+ 5. Kf1 Qh5 6. Qd2 Nc4
                                    7. Qd7 Nf6
               10     3.84  -1.21   1. ... Bxf2+ 2. Kxf2 Nfg4+ 3. Kg1 Qh6
                                    4. Rc3 Qxh2+ 5. Kf1 Qh5 6. Qc2 Nc4
                                    7. Bc1 Nh2+ 8. Kf2 Ne5
               10->   4.64  -1.21   1. ... Bxf2+ 2. Kxf2 Nfg4+ 3. Kg1 Qh6
                                    4. Rc3 Qxh2+ 5. Kf1 Qh5 6. Qc2 Nc4
                                    7. Bc1 Nh2+ 8. Kf2 Ne5
               11     8.66  -0.86   1. ... Bxf2+ 2. Kxf2 Nfg4+ 3. Kg1 Qh6
                                    4. Rc3 Qxh2+ 5. Kf1 Qh5 6. Qd4 h6 7.
                                    Nd2 Qh2 8. Nc4 h5 9. Nxe5 Rxe5
               11->  15.81  -0.86   1. ... Bxf2+ 2. Kxf2 Nfg4+ 3. Kg1 Qh6
                                    4. Rc3 Qxh2+ 5. Kf1 Qh5 6. Qd4 h6 7.
                                    Nd2 Qh2 8. Nc4 h5 9. Nxe5 Rxe5
              time=28.34  cpu=164%  mat=0  n=30699637  fh=95%  nps=1083k
              ext-> chk=2085346 cap=59017 pp=16084 1rep=115327 mate=15376
              predicted=0  nodes=30699637  evals=4315716
              endgame tablebase-> probes=0  hits=0
              SMP->  split=744  stop=64  data=8/64  cpu=46.75  elap=28.34

Black(1): Bxf2+
              time used:  28.36
White(2):



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