Author: Pete Galati
Date: 12:27:19 03/01/00
Go up one level in this thread
On March 01, 2000 at 13:51:18, Dann Corbit wrote:
>Crafty sees a mate in ten in 7 seconds:
>
>pondering enabled.
>EGTB cache memory = 16M bytes.
>pawn hash table memory = 8M bytes.
>play best book line after search.
>EGTB access enabled
>using tbpath=e:/crafty/release/tb,F:/KBP
>4 piece tablebase files found
>1302kb of RAM used for TB indices and decompression tables
>PFGA: EPD record: 1
>middle-game phase
> clearing hash tables
> time surplus 0.00 time limit 1:40 (1:40)
> nss depth time score variation (1)
>White(1): exit
>
> 5-> 0.72 0.69 1. Rb1 Qb6 2. Qe7 Re8 3. Qf7
> 6 1.09 0.35 1. Rb1 Qb6 2. Rh5 Nc3 3. Ra1 Rd7
> 6 2.07 0.54 1. Ra1 Qd4 2. Qxa7 Qxa7 3. Rxa7 Bc4
> 4. Ra5 Bxd5 5. exd5
> 6 2.17 ++ 1. Rxh6+!!
> 6 2.69 3.30 1. Rxh6+ gxh6 2. Qf6+ Kh7 3. Qe7+ Kh8
> 4. Qxd8+ Kg7 5. Qe7+ Kg6 6. Bf7+ Kg7
> 7. Bc4+ Kg6 8. Rxe2
> 6-> 2.76 3.30 1. Rxh6+ gxh6 2. Qf6+ Kh7 3. Qe7+ Kh8
> 4. Qxd8+ Kg7 5. Qe7+ Kg6 6. Bf7+ Kg7
> 7. Bc4+ Kg6 8. Rxe2
> 7 3.51 3.34 1. Rxh6+ gxh6 2. Qf6+ Kh7 3. Qe7+ Kh8
> 4. Qxd8+ Kg7 5. Qe7+ Kg6 6. Bf7+ Kg7
> 7. Bc4+ Kg6 8. Rxe2 Qf1#
> 7-> 3.63 3.34 1. Rxh6+ gxh6 2. Qf6+ Kh7 3. Qe7+ Kh8
> 4. Qxd8+ Kg7 5. Qe7+ Kg6 6. Bf7+ Kg7
> 7. Bc4+ Kg6 8. Rxe2 Qf1#
> 8 3.67 ++ 1. Rxh6+!!
> 8 7.20 Mat10 1. Rxh6+ gxh6 2. Qf6+ Kh7 3. Qe7+ Kh8
> 4. Qxd8+ Kg7 5. Qg8+ Kf6 6. Qf7+ Kg5
> 7. Qg7+ Kh5 8. Bf7+ Kh4 9. Qxh6+ Kg4
> 10. Be6#
> 8-> 7.30 Mat10 1. Rxh6+ gxh6 2. Qf6+ Kh7 3. Qe7+ Kh8
> 4. Qxd8+ Kg7 5. Qg8+ Kf6 6. Qf7+ Kg5
> 7. Qg7+ Kh5 8. Bf7+ Kh4 9. Qxh6+ Kg4
> 10. Be6#
> 9 17.65 Mat10 1. Rxh6+ gxh6 2. Qf6+ Kh7 3. Qe7+ Kh8
> 4. Qxd8+ Kg7 5. Qg8+ Kf6 6. Qf7+ Kg5
> 7. Qg7+ Kh5 8. Bf7+ Kh4 9. Qxh6+ Kg4
> 10. Be6#
> 9-> 17.79 Mat10 1. Rxh6+ gxh6 2. Qf6+ Kh7 3. Qe7+ Kh8
> 4. Qxd8+ Kg7 5. Qg8+ Kf6 6. Qf7+ Kg5
> 7. Qg7+ Kh5 8. Bf7+ Kh4 9. Qxh6+ Kg4
> 10. Be6#
> 10 43.40 Mat10 1. Rxh6+ gxh6 2. Qf6+ Kh7 3. Qe7+ Kh8
> 4. Qxd8+ Kg7 5. Qg8+ Kf6 6. Qf7+ Kg5
> 7. Qg7+ Kh5 8. Bf7+ Kh4 9. Qxh6+ Kg4
> 10. Be6#
> 10-> 54.33 Mat10 1. Rxh6+ gxh6 2. Qf6+ Kh7 3. Qe7+ Kh8
> 4. Qxd8+ Kg7 5. Qg8+ Kf6 6. Qf7+ Kg5
> 7. Qg7+ Kh5 8. Bf7+ Kh4 9. Qxh6+ Kg4
> 10. Be6#
> time=1:40 cpu=99% mat=0 n=21701411 fh=99% nps=215805
> ext-> checks=2547826 recaps=29407 pawns=2847 1rep=236916
>thrt:65357
> predicted=0 nodes=21701411 evals=42468
> endgame tablebase-> probes done=0 successful=0
>
>Crafty v17.8
>
>White(1): quit
>execution complete.
Same story on my slow computer, after a depth of 8 Crafty knew what it wanted.
White(1): read kaissa.pgn
White(1): ! ls
White(1): read kiassa.pgn
+---+---+---+---+---+---+---+---+
8 | | | | *R| | | | *K|
+---+---+---+---+---+---+---+---+
7 | *P| | | | | Q | *P| |
+---+---+---+---+---+---+---+---+
6 | | | | | | | | *P|
+---+---+---+---+---+---+---+---+
5 | | *B| | B | *P| | | |
+---+---+---+---+---+---+---+---+
4 | | | | | P | *P| | |
+---+---+---+---+---+---+---+---+
3 | | | | | | | | R |
+---+---+---+---+---+---+---+---+
2 | | | | | *N| *Q| P | P |
+---+---+---+---+---+---+---+---+
1 | | | | | R | | | K |
+---+---+---+---+---+---+---+---+
a b c d e f g h
White(1): analyze
clearing hash tables
time surplus 0.00 time limit 30.00 (3:00)
nss depth time score variation (1)
5-> 4.61 0.69 1. Rb1 Qb6 2. Qe7 Re8 3. Qf7
6 7.03 0.35 1. Rb1 Qb6 2. Rh5 Nc3 3. Ra1 Rd7
6 14.30 0.54 1. Ra1 Qd4 2. Qxa7 Qxa7 3. Rxa7 Bc4
4. Ra5 Bxd5 5. exd5
6 15.00 ++ 1. Rxh6+!!
6 18.56 3.30 1. Rxh6+ gxh6 2. Qf6+ Kh7 3. Qe7+ Kh8
4. Qxd8+ Kg7 5. Qe7+ Kg6 6. Bf7+ Kg7
7. Bc4+ Kg6 8. Rxe2
6-> 19.05 3.30 1. Rxh6+ gxh6 2. Qf6+ Kh7 3. Qe7+ Kh8
4. Qxd8+ Kg7 5. Qe7+ Kg6 6. Bf7+ Kg7
7. Bc4+ Kg6 8. Rxe2
7 24.14 3.34 1. Rxh6+ gxh6 2. Qf6+ Kh7 3. Qe7+ Kh8
4. Qxd8+ Kg7 5. Qe7+ Kg6 6. Bf7+ Kg7
7. Bc4+ Kg6 8. Rxe2 Qf1#
7-> 24.93 3.34 1. Rxh6+ gxh6 2. Qf6+ Kh7 3. Qe7+ Kh8
4. Qxd8+ Kg7 5. Qe7+ Kg6 6. Bf7+ Kg7
7. Bc4+ Kg6 8. Rxe2 Qf1#
8 25.18 ++ 1. Rxh6+!!
8 47.81 Mat10 1. Rxh6+ gxh6 2. Qf6+ Kh7 3. Qe7+ Kh8
4. Qxd8+ Kg7 5. Qg8+ Kf6 6. Qf7+ Kg5
7. Qg7+ Kh5 8. Bf7+ Kh4 9. Qxh6+ Kg4
10. Be6#
8-> 48.43 Mat10 1. Rxh6+ gxh6 2. Qf6+ Kh7 3. Qe7+ Kh8
4. Qxd8+ Kg7 5. Qg8+ Kf6 6. Qf7+ Kg5
7. Qg7+ Kh5 8. Bf7+ Kh4 9. Qxh6+ Kg4
10. Be6#
9 1:54 Mat10 1. Rxh6+ gxh6 2. Qf6+ Kh7 3. Qe7+ Kh8
4. Qxd8+ Kg7 5. Qg8+ Kf6 6. Qf7+ Kg5
7. Qg7+ Kh5 8. Bf7+ Kh4 9. Qxh6+ Kg4
10. Be6#
9-> 1:55 Mat10 1. Rxh6+ gxh6 2. Qf6+ Kh7 3. Qe7+ Kh8
4. Qxd8+ Kg7 5. Qg8+ Kf6 6. Qf7+ Kg5
7. Qg7+ Kh5 8. Bf7+ Kh4 9. Qxh6+ Kg4
10. Be6#
White(1): exit
White(1): q
execution complete.
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