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Subject: Re: Stalemates and crazy rooks...

Author: Dann Corbit

Date: 10:24:16 07/16/99

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The short version:

8/7k/5p2/4p3/4P3/6qb/1R4B1/6K1 b - - acd 15; acn 198445133; am Bxg2; ce 1050; pv
Qe3+ Kh2 Bxg2 Rxg2 Qxe4 Rb2 Qf4+ Kh3 e4 Rb7+ Kg6 Rb1 e3 Ra1 e2 Kg2 Qd2 Kf3 Qc3+
Kxe2 Qxa1;
8/7k/5p2/4p3/4P3/6q1/1R4b1/6K1 w - - acd 19; acn 191719734; bm Rb7; ce -1020; pv
Rb7+ Qg7 Rxg7+ Kxg7 Kxg2 Kg6 Kf2 Kh5 Kf3 Kh4 Ke3 Kg4 Ke2 Kf4 Kd3 Kf3 Kd2 Kxe4
Ke2 f5;

The long version:

pondering enabled.
EGTB cache memory = 32M bytes.
hash table memory = 12M bytes.
pawn hash table memory = 4M bytes.
play best book line after search.
EGTB access enabled
using tbpath=e:/crafty/release/tb,F:/KBP
4 piece tablebase files found
1386kb of RAM used for TB indices and decompression tables
PFGA: EPD record: 1
end-game phase
              clearing hash tables
              time surplus   0.00  time limit 16:39 (16:39)
          s   depth   time  score   variation (1)
Black(0): exit

                9     1.27   7.79   1. ... Bxg2 2. Rxg2 Qe1+ 3. Kh2 Qh4+
                                    4. Kg1 Qxe4 5. Rg3 Qf4 6. Rg2 e4 7.
                                    Rf2 Qe3 8. Kg2
                9->   1.73   7.79   1. ... Bxg2 2. Rxg2 Qe1+ 3. Kh2 Qh4+
                                    4. Kg1 Qxe4 5. Rg3 Qf4 6. Rg2 e4 7.
                                    Rf2 Qe3 8. Kg2
               10     2.55   7.84   1. ... Bxg2 2. Rxg2 Qe1+ 3. Kh2 Qh4+
                                    4. Kg1 Qxe4 5. Kh2 Qf4+ 6. Kg1 e4 7.
                                    Rh2+ Kg6 8. Rg2+ Kh5 9. Rf2 Qe3 10.
                                    Kg2
               10->   3.38   7.84   1. ... Bxg2 2. Rxg2 Qe1+ 3. Kh2 Qh4+
                                    4. Kg1 Qxe4 5. Kh2 Qf4+ 6. Kg1 e4 7.
                                    Rh2+ Kg6 8. Rg2+ Kh5 9. Rf2 Qe3 10.
                                    Kg2
               11    10.25   7.85   1. ... Bxg2 2. Rb7+ Kg8 3. Rb8+ Kf7
                                    4. Rf8+ Ke7 5. Re8+ Kd6 6. Rd8+ Kc6
                                    7. Rc8+ Kb5 8. Rc5+ Kb4 9. Rc4+ Ka5
                                    10. Rc5+ Kb6 11. Rc4
               11    14.26   8.03   1. ... Qe3+ 2. Kh2 Bxg2 3. Rxg2 Qxe4
                                    4. Rg1 Qe3 5. Rg2 Qf4+ 6. Kh3 Qf3+
                                    <HT>
               11    16.63   8.08   1. ... Qe1+ 2. Kh2 Bxg2 3. Rxg2 Qh4+
                                    4. Kg1 Qxe4 5. Rg3 Qf4 6. Kg2 e4 <HT>
               11    18.73   8.09   1. ... Kh6 2. Kh1 Kg5 3. Bxh3 Qxh3+
                                    4. Kg1 Qe3+ 5. Kh2 Qf4+ 6. Kh3 Qh4+
                                    7. Kg2 Qxe4+ 8. Kh3 Qf3+ 9. Kh2 Qf4+
                                    10. Kh3 Qg4+ 11. Kh2 Qh4+ 12. Kg2 e4
               11->  19.10   8.09   1. ... Kh6 2. Kh1 Kg5 3. Bxh3 Qxh3+
                                    4. Kg1 Qe3+ 5. Kh2 Qf4+ 6. Kh3 Qh4+
                                    7. Kg2 Qxe4+ 8. Kh3 Qf3+ 9. Kh2 Qf4+
                                    10. Kh3 Qg4+ 11. Kh2 Qh4+ 12. Kg2 e4
               12    23.59   8.16   1. ... Kh6 2. Kh1 Bxg2+ 3. Rxg2 Qe1+
                                    4. Kh2 Qh4+ 5. Kg1 Qxe4 6. Rh2+ Kg5
                                    7. Rh8 Qg4+ 8. Kf1 f5 9. Re8 Qf3+ 10.
                                    Kg1 Qg3+ 11. Kf1 e4
               12->  30.73   8.16   1. ... Kh6 2. Kh1 Bxg2+ 3. Rxg2 Qe1+
                                    4. Kh2 Qh4+ 5. Kg1 Qxe4 6. Rh2+ Kg5
                                    7. Rh8 Qg4+ 8. Kf1 f5 9. Re8 Qf3+ 10.
                                    Kg1 Qg3+ 11. Kf1 e4
               13    39.70   8.32   1. ... Kh6 2. Kh1 Bxg2+ 3. Rxg2 Qe1+
                                    4. Kh2 Qh4+ 5. Kg1 Qxe4 6. Rh2+ Kg5
                                    7. Rh8 Qg4+ 8. Kf1 Qf3+ 9. Kg1 e4 10.
                                    Rg8+ Kf4 11. Rf8 Qg3+ 12. Kf1 f5
               13     1:40   8.49   1. ... Qe3+ 2. Kh2 Bxg2 3. Rxg2 Qxe4
                                    4. Rb2 Qf4+ 5. Kg2 e4 6. Rf2 Qg4+ 7.
                                    Kh2 e3 8. Rg2 Qh5+ 9. Kg3 e2 10. Rg1
                                    Qg5+ 11. Kh2
               13->   1:50   8.49   1. ... Qe3+ 2. Kh2 Bxg2 3. Rxg2 Qxe4
                                    4. Rb2 Qf4+ 5. Kg2 e4 6. Rf2 Qg4+ 7.
                                    Kh2 e3 8. Rg2 Qh5+ 9. Kg3 e2 10. Rg1
                                    Qg5+ 11. Kh2
               14     4:54   8.86   1. ... Qe3+ 2. Kh2 Bxg2 3. Rxg2 Qxe4
                                    4. Ra2 Qf4+ 5. Kg1 e4 6. Ra7+ Kg6 7.
                                    Ra2 e3 8. Rb2 Qf3 9. Rg2+ Kf5 10. Kh2
                                    e2 11. Rg3
               14->   5:45   8.86   1. ... Qe3+ 2. Kh2 Bxg2 3. Rxg2 Qxe4
                                    4. Ra2 Qf4+ 5. Kg1 e4 6. Ra7+ Kg6 7.
                                    Ra2 e3 8. Rb2 Qf3 9. Rg2+ Kf5 10. Kh2
                                    e2 11. Rg3
               15     6:37     ++   1. ... Qe3+!!
               15    15:25  10.50   1. ... Qe3+ 2. Kh2 Bxg2 3. Rxg2 Qxe4
                                    4. Rb2 Qf4+ 5. Kh3 e4 6. Rb7+ Kg6 7.
                                    Rb1 e3 8. Ra1 e2 9. Kg2 Qd2 10. Kf3
                                    Qc3+ 11. Kxe2 Qxa1
              time=16:39  cpu=100%  mat=5  n=198445133  fh=90%  nps=199685
              ext-> checks=32253907 recaps=16200 pawns=402595 1rep=1297978
thrt:115107
              predicted=0  nodes=198445133  evals=25968678
              endgame tablebase-> probes done=9288  successful=9272
PFGA: EPD record: 2
              clearing hash tables
              time surplus   0.00  time limit 16:39 (16:39) [easy move]
          s   depth   time  score   variation (1)
                9     1.02  -7.76   1. Rxg2 Qe1+ 2. Kh2 Qh4+ 3. Kg1 Qxe4
                                    4. Kf1 Qd4 5. Ke2 e4 6. Rg3 f5 7. Rg5
                9->   1.07  -7.76   1. Rxg2 Qe1+ 2. Kh2 Qh4+ 3. Kg1 Qxe4
                                    4. Kf1 Qd4 5. Ke2 e4 6. Rg3 f5 7. Rg5
               10     2.72  -7.94   1. Rxg2 Qe1+ 2. Kh2 Qh4+ 3. Kg1 Qxe4
                                    4. Rg3 Qf4 5. Rg2 e4 6. Rh2+ Kg6 7.
                                    Rg2+ <HT>
               10     2.93  -7.67   1. Rb7+ Kg8 2. Rb8+ Kf7 3. Rf8+ Ke7
                                    4. Rf7+ Kd6 5. Rxf6+ Kc7 6. Rf7+ Kc6
                                    7. Rc7+ Kd6 8. Rc6+ Kd7 9. Rc7+ Ke6
                                    <HT>
               10->   2.98  -7.67   1. Rb7+ Kg8 2. Rb8+ Kf7 3. Rf8+ Ke7
                                    4. Rf7+ Kd6 5. Rxf6+ Kc7 6. Rf7+ Kc6
                                    7. Rc7+ Kd6 8. Rc6+ Kd7 9. Rc7+ Ke6
                                    <HT>
               11     3.17  -7.77   1. Rb7+ Kg8 2. Rb8+ Kf7 3. Rf8+ Ke7
                                    4. Rf7+ Kd6 5. Rxf6+ Kc7 6. Rf7+ Kc6
                                    7. Rc7+ Kd6 8. Rc6+ Ke7 9. Rc7+ <HT>
               11->   3.32  -7.77   1. Rb7+ Kg8 2. Rb8+ Kf7 3. Rf8+ Ke7
                                    4. Rf7+ Kd6 5. Rxf6+ Kc7 6. Rf7+ Kc6
                                    7. Rc7+ Kd6 8. Rc6+ Ke7 9. Rc7+ <HT>
               12     3.52  -7.47   1. Rb7+ Kg8 2. Rb8+ Kf7 3. Rb7+ Ke6
                                    4. Rb6+ Kd7 5. Rd6+ Kc7 6. Rc6+ Kd8
                                    7. Rd6+ Kc8 8. Rc6+ Kb7 9. Rb6+ Ka7
                                    10. Ra6+ Kb8 11. Rb6+ Ka8 12. Rb4
               12->   3.63  -7.47   1. Rb7+ Kg8 2. Rb8+ Kf7 3. Rb7+ Ke6
                                    4. Rb6+ Kd7 5. Rd6+ Kc7 6. Rc6+ Kd8
                                    7. Rd6+ Kc8 8. Rc6+ Kb7 9. Rb6+ Ka7
                                    10. Ra6+ Kb8 11. Rb6+ Ka8 12. Rb4
               13     3.71     ++   1. Rb7+!!
               13     6.34  -1.81   1. Rb7+ Kh6 2. Rh7+ Kg5 3. Rg7+ Kf4
                                    4. Rxg3 Bxe4 5. Kf2 f5 6. Rh3 Kg4 <HT>
               13->   6.38  -1.81   1. Rb7+ Kh6 2. Rh7+ Kg5 3. Rg7+ Kf4
                                    4. Rxg3 Bxe4 5. Kf2 f5 6. Rh3 Kg4 <HT>
               14     6.78  -1.81   1. Rb7+ Kh6 2. Rh7+ Kg5 3. Rg7+ Kf4
                                    4. Rxg3 Bxe4 5. Kf2 f5 6. Rh3 Bd5 7.
                                    Rh4+ Kg5 8. Rb4 Be4 9. Ke3 Bd5 10.
                                    Rb8
               14->   6.84  -1.81   1. Rb7+ Kh6 2. Rh7+ Kg5 3. Rg7+ Kf4
                                    4. Rxg3 Bxe4 5. Kf2 f5 6. Rh3 Bd5 7.
                                    Rh4+ Kg5 8. Rb4 Be4 9. Ke3 Bd5 10.
                                    Rb8
               15     7.97  -1.83   1. Rb7+ Kh6 2. Rh7+ Kg5 3. Rg7+ Kf4
                                    4. Rxg3 Bxe4 5. Kf2 f5 6. Rh3 Bd5 7.
                                    Rd3 Bh1 8. Rg3 Bc6 9. Rg6 Be4
               15->   8.04  -1.83   1. Rb7+ Kh6 2. Rh7+ Kg5 3. Rg7+ Kf4
                                    4. Rxg3 Bxe4 5. Kf2 f5 6. Rh3 Bd5 7.
                                    Rd3 Bh1 8. Rg3 Bc6 9. Rg6 Be4
               16    10.72     --   1. Rb7+
               16    10.83  -4.10   1. Rb7+ Qg7 2. Rxg7+ Kxg7 3. Kxg2 Kg6
                                    4. Kf2 Kh5 5. Kf3 Kh4 6. Ke3 Kg4 7.
                                    Ke2 Kf4 8. Kd3 Kf3 9. Kd2 Kxe4
               16->  10.98  -4.10   1. Rb7+ Qg7 2. Rxg7+ Kxg7 3. Kxg2 Kg6
                                    4. Kf2 Kh5 5. Kf3 Kh4 6. Ke3 Kg4 7.
                                    Ke2 Kf4 8. Kd3 Kf3 9. Kd2 Kxe4
               17    11.40     --   1. Rb7+
               17    25.02 -10.00   1. Rb7+ Qg7 2. Rxg7+ Kxg7 3. Kxg2 Kg6
                                    4. Kf2 Kh5 5. Kf3 Kh4 6. Ke3 Kg4 7.
                                    Ke2 Kf4 8. Kd3 Kf3 9. Kd2 Kxe4 10.
                                    Ke2
               17->   2:17 -10.00   1. Rb7+ Qg7 2. Rxg7+ Kxg7 3. Kxg2 Kg6
                                    4. Kf2 Kh5 5. Kf3 Kh4 6. Ke3 Kg4 7.
                                    Ke2 Kf4 8. Kd3 Kf3 9. Kd2 Kxe4 10.
                                    Ke2
               18     2:29 -10.20   1. Rb7+ Qg7 2. Rxg7+ Kxg7 3. Kxg2 Kg6
                                    4. Kf2 Kh5 5. Kf3 Kh4 6. Ke3 Kg4 7.
                                    Ke2 Kf4 8. Kd3 Kf3 9. Kd2 Kxe4 10.
                                    Ke2 f5
               18->   3:58 -10.20   1. Rb7+ Qg7 2. Rxg7+ Kxg7 3. Kxg2 Kg6
                                    4. Kf2 Kh5 5. Kf3 Kh4 6. Ke3 Kg4 7.
                                    Ke2 Kf4 8. Kd3 Kf3 9. Kd2 Kxe4 10.
                                    Ke2 f5
               19     4:11     --   1. Rb7+
              time=16:39  cpu=99%  mat=-8  n=191719734  fh=94%  nps=191854
              ext-> checks=27785263 recaps=14571 pawns=466030 1rep=1141090
thrt:46843
              predicted=0  nodes=191719734  evals=28706421
              endgame tablebase-> probes done=66743  successful=66700

Crafty v16.12

White(1): quit
execution complete.




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