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Subject: King Safety Test position - Shredder 8 article

Author: Frank E. Oldham

Date: 19:12:19 03/19/04


http://www.chessbase.com/shop/product.asp?pid=193&user=&coin

crafty19.10 finds it in ply 12

White(1): setboard 3r1r2/pb3pkp/1pn2Np1/2p1PP2/8/b2BQ3/qP4PP/3R1R1K w
White(1): go
              clearing hash tables
              time surplus   0.00  time limit 166:39 (166:39) [easy move]
              depth   time  score   variation (1)
starting thread 1
               10->  38.66   0.01   1. Nh5+ Kh8 2. Qg5 gxh5 3. Qf6+ Kg8
                                    4. Qg5+ Kh8 (s=7)
               11    47.08   0.01   1. Nh5+ Kh8 2. Qg5 gxh5 3. Qf6+ Kg8
                                    4. Qg5+ Kh8 (s=6)
               11     4:44   0.28   1. Ng4 Kh8 2. Qg5 Rg8 3. Nh6 Rg7 4.
                                    f6 Rgg8 5. bxa3 Rgf8 6. Ra1
               11->   4:44   0.28   1. Ng4 Kh8 2. Qg5 Rg8 3. Nh6 Rg7 4.
                                    f6 Rgg8 5. bxa3 Rgf8 6. Ra1
               12     9:58   0.64   1. Ng4 Rg8 2. Ba6 Kh8 3. Bxb7 Rxd1
                                    4. Rxd1 Na5 5. Nf6 Nxb7 6. Nxg8 Bxb2
                                    7. Ne7 gxf5 8. Nxf5
               12    14:29     ++   1. Nxh7!!
               12    23:15   2.23   1. Nxh7 Rxd3 2. Rxd3 Kxh7 3. fxg6+
                                    fxg6 4. Qh3+ Kg8 5. Rxf8+ Kxf8 6. Qh8+
                                    Ke7 7. Qh7+ Qf7 8. Rd7+ Kxd7 9. Qxf7+
                                    Ne7 10. e6+ Kd6 11. bxa3 c4
               12->  23:15   2.23   1. Nxh7 Rxd3 2. Rxd3 Kxh7 3. fxg6+
                                    fxg6 4. Qh3+ Kg8 5. Rxf8+ Kxf8 6. Qh8+
                                    Ke7 7. Qh7+ Qf7 8. Rd7+ Kxd7 9. Qxf7+
                                    Ne7 10. e6+ Kd6 11. bxa3 c4 (s=2)
              time=23:15  cpu=397%  mat=-4  n=3382510422  fh=92%  nps=2.42M
              ext-> chk=243703673 cap=8937453 pp=7841285 1rep=34210930
mate=2431770
              predicted=0  nodes=3382510422  evals=919660060
              endgame tablebase-> probes=0  hits=0
              SMP->  split=1295  stop=266  data=10/32  cpu=92:25  elap=23:15

Frank



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