Author: Pete Galati
Date: 06:49:16 02/08/01
Go up one level in this thread
On February 08, 2001 at 08:21:44, leonid wrote:
>Hi!
>
>If you like to solve easy (not deep) forced mate position, here is the one.
>
>[D]Nb1rkrNb/1n1pqp1b/n2qqq1n/1NNNNNNn/2BNNB2/1R2Q1R1/8/2K5 w - -
>
>Please, indicate your result.
>
>Thanks,
>Leonid.
Crafty found the mate in 8 a little bit earlier but it had it's hashtables all
filled up, and I can't operate it at up to 96mb hashtables on my computer, so
I'm stuck with 48 at the moment. I never get around to mentioning, it's a
700mhz Celeron.
Pete
5 piece tablebase files found
1836kb of RAM used for TB indices and decompression tables
EGTB cache memory = 3M bytes.
hash table memory = 48M bytes.
pawn hash table memory = 5M bytes.
Crafty v18.1
White(1): analyze
clearing hash tables
time surplus 0.00 time limit 30.00 (3:30)
nss depth time score variation (1)
2 2.41 8.08 1. Nfxd6+ Nxd6 2. Ndxf6+ Bxf6 3. Nxe7
Nxc4 4. Ngxe6 Nxe3 5. Nxf6+ Kxe7 6.
Nxf8 Nxc5 7. Nxh5 Nxb3+ 8. Nxb3 Rxf8
9. Bxh6
2-> 2.47 8.08 1. Nfxd6+ Nxd6 2. Ndxf6+ Bxf6 3. Nxe7
Nxc4 4. Ngxe6 Nxe3 5. Nxf6+ Kxe7 6.
Nxf8 Nxc5 7. Nxh5 Nxb3+ 8. Nxb3 Rxf8
9. Bxh6
3 3.27 ++ 1. Nfxd6+!!
3 3.29 12.09 1. Nfxd6+ Q6xd6 2. Ngxf6+ Bxf6 3. Nexd6+
Bxd6 4. Nxe7 Nxg3
3-> 3.38 12.09 1. Nfxd6+ Q6xd6 2. Ngxf6+ Bxf6 3. Nexd6+
Bxd6 4. Nxe7 Nxg3
4 3.42 12.43 1. Nfxd6+ Q6xd6 2. Nexd6+ Qfxd6 3.
Nxd6+ Bxd6 4. Ngxe7 Nxg3
4-> 3.91 12.43 1. Nfxd6+ Q6xd6 2. Nexd6+ Qfxd6 3.
Nxd6+ Bxd6 4. Ngxe7 Nxg3
5 4.12 ++ 1. Nfxd6+!!
5 5.91 14.30 1. Nfxd6+ Q7xd6 2. Nexd6+ Qxd6 3. Ngxf6+
Qxf6 4. Nxf6+ Bxf6 5. Nxd7+ Be7 6.
Nxf8 Nxg3 7. Nxb7 Bxf4 8. Qxf4 Bxg5
9. Qxg5 Rxa8 10. Rxg3 Kxf8 11. Qxh6+
5-> 6.78 14.30 1. Nfxd6+ Q7xd6 2. Nexd6+ Qxd6 3. Ngxf6+
Qxf6 4. Nxf6+ Bxf6 5. Nxd7+ Be7 6.
Nxf8 Nxg3 7. Nxb7 Bxf4 8. Qxf4 Bxg5
9. Qxg5 Rxa8 10. Rxg3 Kxf8 11. Qxh6+
6 6.98 ++ 1. Nfxd6+!!
6 7.90 16.05 1. Nfxd6+ Q6xd6 2. Ngxf6+ Nxf6 3. Nexd6+
Qxd6 4. Nxd6+ Bxd6 5. Ng6+ Ne4 6. Qxe4+
Bde5
6-> 32.20 16.05 1. Nfxd6+ Q6xd6 2. Ngxf6+ Nxf6 3. Nexd6+
Qxd6 4. Nxd6+ Bxd6 5. Ng6+ Ne4 6. Qxe4+
Bde5
7 32.39 ++ 1. Nfxd6+!!
7 36.94 18.31 1. Nfxd6+ Q6xd6 2. Ngxf6+ Bxf6 3. Nexd6+
Qxd6 4. Nxd6+ Nxd6 5. Nxd7+ Ne4 6.
N7xf6+ Nxf6 7. Nxf6+ Ke7 8. Nfxe4 Rxd4
9. Qxd4 Bxf4+
7 41.70 ++ 1. Ngxf6+!!
7 46.73 Mat08 1. Ngxf6+ Nxf6 2. Nfxd6+ Q6xd6 3. Nexd6+
Qxd6 4. Ng6+ Ne4 5. Qxe4+ Qe6 <HT>
7-> 1:01 Mat08 1. Ngxf6+ Nxf6 2. Nfxd6+ Q6xd6 3. Nexd6+
Qxd6 4. Ng6+ Ne4 5. Qxe4+ Qe6 <HT>
8 1:19 Mat08 1. Ngxf6+ Nxf6 2. Nfxd6+ Q6xd6 3. Nexd6+
Qxd6 4. Ng6+ Ne4 5. Qxe4+ Qe6 6. Nac7+
Nxc7 7. Ndxc7+ Bxc7 8. Nxc7#
White(1): exit
White(1): q
execution complete.
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