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Subject: Re: The mother of all Combinations!

Author: Slater Wold

Date: 19:16:31 05/09/04

Go up one level in this thread


On May 09, 2004 at 15:44:49, Jorge Pichard wrote:

>Here is an astonishing combination.  White sacrifices most of his pieces to win
>most of Black's!
>
>
>Averbakh- Bondarevsky
>USSR 1951
>
>New game,
>[D]2rq4/5rbk/3p1n1p/p2Pp2P/1p2b3/4BNR1/PP1Q1P2/3BK1R1 w - - 0 1

EPD Kit revision date: 1996.04.21
unable to open book file [./book.bin].
book is disabled
unable to open book file [./books.bin].
book learning disabled
result learning disabled
position learning disabled
book learning disabled
result learning disabled
position learning disabled
book file disabled.
6 piece tablebase files found
18165kb of RAM used for TB indices and decompression tables
hash table memory =   96M bytes.
pawn hash table memory =   24M bytes.
EGTB cache memory =   16M bytes.


Crafty v19.12

White(1): easy
pondering disabled.
White(1): st 12000
search time set to 12000.00.
White(1): setboard 2rq4/5rbk/3p1n1p/p2Pp2P/1p2b3/4BNR1/PP1Q1P2/3BK1R1 w - - 0 1
White(1): go
              clearing hash tables
              time surplus   0.00  time limit 200:00 (200:00)
              depth   time  score   variation (1)
                6     0.06  -1.27   1. Nh4 Nxd5 2. Bb3 Qxh4 3. Bxd5 Rc2
                                    4. Bxf7 Rxd2 5. Kxd2
                6     0.09  -1.22   1. Qe2 Qc7 2. Bb3 Kh8 3. Bd2 Bxd5 4.
                                    Bxd5 Nxd5
                6     0.16  -1.07   1. Rg6 Ng8 2. R6g3 Qf8 3. Bb6 Nf6 4.
                                    Bxa5 Nxh5
                6->   0.19  -1.07   1. Rg6 Ng8 2. R6g3 Qf8 3. Bb6 Nf6 4.
                                    Bxa5 Nxh5
                7     0.28  -0.70   1. Rg6 Ng8 2. R6g4 Bf5 3. R4g3 Qf6
                                    4. Qe2
                7     0.33     +1   1. Bxh6!!
                7     0.34     +3   1. Bxh6!!
                7     0.37   1.24   1. Bxh6 Bxh6 2. Qxh6+ Kxh6 3. Rg6+
                                    Bxg6 4. Rxg6+ Kxh5 5. Nxe5+ Kh4 6.
                                    Rh6+ Kg5 7. Nxf7+ Kf5 8. Nxd8 Rxd8
                7->   0.37   1.24   1. Bxh6 Bxh6 2. Qxh6+ Kxh6 3. Rg6+
                                    Bxg6 4. Rxg6+ Kxh5 5. Nxe5+ Kh4 6.
                                    Rh6+ Kg5 7. Nxf7+ Kf5 8. Nxd8 Rxd8
                8     0.44   1.24   1. Bxh6 Bxh6 2. Qxh6+ Kxh6 3. Rg6+
                                    Bxg6 4. Rxg6+ Kxh5 5. Nxe5+ Kh4 6.
                                    Rh6+ Kg5 7. Nxf7+ Kf5 8. Nxd8 Rxd8
                8->   0.45   1.24   1. Bxh6 Bxh6 2. Qxh6+ Kxh6 3. Rg6+
                                    Bxg6 4. Rxg6+ Kxh5 5. Nxe5+ Kh4 6.
                                    Rh6+ Kg5 7. Nxf7+ Kf5 8. Nxd8 Rxd8
                9     0.59   1.24   1. Bxh6 Bxh6 2. Qxh6+ Kxh6 3. Rg6+
                                    Bxg6 4. Rxg6+ Kxh5 5. Nxe5+ Kh4 6.
                                    Rh6+ Kg5 7. Nxf7+ Kf5 8. Nxd8 Rxd8
                9->   0.66   1.24   1. Bxh6 Bxh6 2. Qxh6+ Kxh6 3. Rg6+
                                    Bxg6 4. Rxg6+ Kxh5 5. Nxe5+ Kh4 6.
                                    Rh6+ Kg5 7. Nxf7+ Kf5 8. Nxd8 Rxd8
               10     0.92   1.44   1. Bxh6 Bxh6 2. Qxh6+ Kxh6 3. Rg6+
                                    Bxg6 4. Rxg6+ Kxh5 5. Nxe5+ Kh4 6.
                                    Rh6+ Kg5 7. Nxf7+ Kf5 8. Nxd8 Rxd8
                                    9. Bf3
               10->   1.56   1.44   1. Bxh6 Bxh6 2. Qxh6+ Kxh6 3. Rg6+
                                    Bxg6 4. Rxg6+ Kxh5 5. Nxe5+ Kh4 6.
                                    Rh6+ Kg5 7. Nxf7+ Kf5 8. Nxd8 Rxd8
                                    9. Bf3
               11     1.98   1.43   1. Bxh6 Bxh6 2. Qxh6+ Kxh6 3. Rg6+
                                    Bxg6 4. Rxg6+ Kxh5 5. Nxe5+ Kh4 6.
                                    Rh6+ Kg5 7. Nxf7+ Kf5 8. Nxd8 Rxd8
                                    9. Bc2+ Ne4 10. Bd3
               11->   2.83   1.43   1. Bxh6 Bxh6 2. Qxh6+ Kxh6 3. Rg6+
                                    Bxg6 4. Rxg6+ Kxh5 5. Nxe5+ Kh4 6.
                                    Rh6+ Kg5 7. Nxf7+ Kf5 8. Nxd8 Rxd8
                                    9. Bc2+ Ne4 10. Bd3
               12     3.84   1.44   1. Bxh6 Bxh6 2. Qxh6+ Kxh6 3. Rg6+
                                    Bxg6 4. Rxg6+ Kxh5 5. Nxe5+ Ng4 6.
                                    Bxg4+ Kh4 7. Rh6+ Kg5 8. Nxf7+ Kxg4
                                    9. Nxd8 Rxd8 10. Ke2 Kf4 11. Kd3
               12->   6.47   1.44   1. Bxh6 Bxh6 2. Qxh6+ Kxh6 3. Rg6+
                                    Bxg6 4. Rxg6+ Kxh5 5. Nxe5+ Ng4 6.
                                    Bxg4+ Kh4 7. Rh6+ Kg5 8. Nxf7+ Kxg4
                                    9. Nxd8 Rxd8 10. Ke2 Kf4 11. Kd3
               13     8.87   1.33   1. Bxh6 Bxh6 2. Qxh6+ Kxh6 3. Rg6+
                                    Bxg6 4. Rxg6+ Kxh5 5. Nxe5+ Ng4 6.
                                    Bxg4+ Kh4 7. Rh6+ Kg5 8. Nxf7+ Kxg4
                                    9. Nxd8 Rxd8 10. Ke2 Kf4 11. Re6 a4
               13->  18.03   1.33   1. Bxh6 Bxh6 2. Qxh6+ Kxh6 3. Rg6+
                                    Bxg6 4. Rxg6+ Kxh5 5. Nxe5+ Ng4 6.
                                    Bxg4+ Kh4 7. Rh6+ Kg5 8. Nxf7+ Kxg4
                                    9. Nxd8 Rxd8 10. Ke2 Kf4 11. Re6 a4
               14    25.69   1.45   1. Bxh6 Bxh6 2. Qxh6+ Kxh6 3. Rg6+
                                    Bxg6 4. Rxg6+ Kxh5 5. Nxe5+ Ng4 6.
                                    Bxg4+ Kh4 7. Rh6+ Kg5 8. Nxf7+ Kxg4
                                    9. Nxd8 Rxd8 10. Ke2 Kf4 11. Kd3 Ke5
                                    12. Kc4
               14->  46.86   1.45   1. Bxh6 Bxh6 2. Qxh6+ Kxh6 3. Rg6+
                                    Bxg6 4. Rxg6+ Kxh5 5. Nxe5+ Ng4 6.
                                    Bxg4+ Kh4 7. Rh6+ Kg5 8. Nxf7+ Kxg4
                                    9. Nxd8 Rxd8 10. Ke2 Kf4 11. Kd3 Ke5
                                    12. Kc4
               15     1:03   1.42   1. Bxh6 Bxh6 2. Qxh6+ Kxh6 3. Rg6+
                                    Bxg6 4. Rxg6+ Kxh5 5. Nxe5+ Ng4 6.
                                    Bxg4+ Kh4 7. Rh6+ Kg5 8. Nxf7+ Kxg4
                                    9. Nxd8 Rxd8 10. Ke2 Kg5 11. Re6 Kf4
                                    12. Kd3 Kf3
               15->   2:16   1.42   1. Bxh6 Bxh6 2. Qxh6+ Kxh6 3. Rg6+
                                    Bxg6 4. Rxg6+ Kxh5 5. Nxe5+ Ng4 6.
                                    Bxg4+ Kh4 7. Rh6+ Kg5 8. Nxf7+ Kxg4
                                    9. Nxd8 Rxd8 10. Ke2 Kg5 11. Re6 Kf4
                                    12. Kd3 Kf3
               16     3:15   1.44   1. Bxh6 Bxh6 2. Qxh6+ Kxh6 3. Rg6+
                                    Bxg6 4. Rxg6+ Kxh5 5. Nxe5+ Ng4 6.
                                    Bxg4+ Kh4 7. Rh6+ Kg5 8. Nxf7+ Kxg4
                                    9. Nxd8 Rxd8 10. Ke2 Kf5 11. Re6 a4
                                    12. f3 a3 13. b3
               16->  12:05   1.44   1. Bxh6 Bxh6 2. Qxh6+ Kxh6 3. Rg6+
                                    Bxg6 4. Rxg6+ Kxh5 5. Nxe5+ Ng4 6.
                                    Bxg4+ Kh4 7. Rh6+ Kg5 8. Nxf7+ Kxg4
                                    9. Nxd8 Rxd8 10. Ke2 Kf5 11. Re6 a4
                                    12. f3 a3 13. b3
               17    14:38   1.47   1. Bxh6 Bxh6 2. Qxh6+ Kxh6 3. Rg6+
                                    Bxg6 4. Rxg6+ Kxh5 5. Nxe5+ Ng4 6.
                                    Bxg4+ Kh4 7. Rh6+ Kg5 8. Nxf7+ Kxg4
                                    9. Nxd8 Rxd8 10. Ke2 Kf5 11. Re6 a4
                                    12. Kd3 a3 13. bxa3 bxa3 14. Kd4
               17->  74:29   1.47   1. Bxh6 Bxh6 2. Qxh6+ Kxh6 3. Rg6+
                                    Bxg6 4. Rxg6+ Kxh5 5. Nxe5+ Ng4 6.
                                    Bxg4+ Kh4 7. Rh6+ Kg5 8. Nxf7+ Kxg4
                                    9. Nxd8 Rxd8 10. Ke2 Kf5 11. Re6 a4
                                    12. Kd3 a3 13. bxa3 bxa3 14. Kd4
               18    82:14   1.52   1. Bxh6 Bxh6 2. Qxh6+ Kxh6 3. Rg6+
                                    Bxg6 4. Rxg6+ Kxh5 5. Nxe5+ Ng4 6.
                                    Bxg4+ Kh4 7. Rh6+ Kg5 8. Nxf7+ Kxg4
                                    9. Nxd8 Rxd8 10. Ke2 Kf5 11. Re6 a4
                                    12. Kd3 a3 13. b3 Kf4 14. Re4+ Kf3
                                    15. Rxb4 Kxf2
?              18   130:45  34/37*  1. Ke2
White(1): ?
              time=130:46  cpu=99%  mat=0  n=19009986802  fh=93%  nps=2.42M
              ext-> chk=1408201864 cap=43265224 pp=13339185 1rep=100798210 mate=
5233408
              predicted=0  nodes=19009986802  evals=3273554100  50move=0
              endgame tablebase-> probes=0  hits=0



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