Author: Mike Byrne
Date: 17:09:18 06/30/02
Go up one level in this thread
On June 30, 2002 at 15:03:22, Art Basham wrote:
>Here white plays Ng6+...!
>Too difficult for my slow computor to find...:-)
>Lets see what you can do with it...
>
>[D]4qn1k/1b3rpp/pb2pB2/1pp1P2P/3p1NQ1/P2P2PB/1PP4K/5R2 w - - bm Ng6+; id
>"ECM.1380"
dual xeon p4's 1.7Gz
standard smp crafty
12.24 seconds
White(1): setb 4qn1k/1b3rpp/pb2pB2/1pp1P2P/3p1NQ1/P2P2PB/1PP4K/5R2 w - - bm
Ng6+; id
+---+---+---+---+---+---+---+---+
8 | | | | | *Q| *N| | *K|
+---+---+---+---+---+---+---+---+
7 | | *B| | | | *R| *P| *P|
+---+---+---+---+---+---+---+---+
6 | *P| *B| | | *P| B | | |
+---+---+---+---+---+---+---+---+
5 | | *P| *P| | P | | | P |
+---+---+---+---+---+---+---+---+
4 | | | | *P| | N | Q | |
+---+---+---+---+---+---+---+---+
3 | P | | | P | | | P | B |
+---+---+---+---+---+---+---+---+
2 | | P | P | | | | | K |
+---+---+---+---+---+---+---+---+
1 | | | | | | R | | |
+---+---+---+---+---+---+---+---+
a b c d e f g h
White(1): go
clearing hash tables
time surplus 0.00 time limit 166:39 (166:39)
nss depth time score variation (1)
starting thread 1
6-> 0.14 -0.47 1. Bh4 Bc7 2. Qg5 h6 3. Ng6+ Kh7 4.
Nxf8+ Rxf8 5. Qg6+ Qxg6 6. hxg6+
7 0.43 -0.21 1. Bh4 Bc7 2. Re1 Qb8 3. Kg1 Bxe5 4.
Nxe6 Nxe6 5. Qxe6
7-> 0.52 -0.21 1. Bh4 Bc7 2. Re1 Qb8 3. Kg1 Bxe5 4.
Nxe6 Nxe6 5. Qxe6
8 0.93 -0.40 1. Bh4 Bc7 2. Re1 Ba5 3. Re2 Bc8 4.
Rf2 Kg8
8-> 1.22 -0.40 1. Bh4 Bc7 2. Re1 Ba5 3. Re2 Bc8 4.
Rf2 Kg8
9 2.35 -0.28 1. Bh4 Bc7 2. Re1 Ba5 3. Re2 Qd7 4.
h6 Bd5 5. hxg7+ Rxg7 6. Bf6
(2) 9-> 3.85 -0.28 1. Bh4 Bc7 2. Re1 Ba5 3. Re2 Qd7 4.
h6 Bd5 5. hxg7+ Rxg7 6. Bf6
10 10.88 -0.26 1. Bh4 h6 2. Ng6+ Kg8 3. Rxf7 Qxf7
4. Ne7+ Kh8 5. Qf4 Qxf4 6. gxf4 Bf3
7. f5 exf5 8. Bxf5 Bxh5
10 12.24 ++ 1. Ng6+!!
10 14.16 0.28 1. Ng6+ hxg6 2. hxg6 gxf6 3. gxf7 Qxf7
4. Rxf6 Qe7 5. Rh6+ Nh7 6. Qxe6 Qxe6
7. Bxe6 Kg7
(2) 10-> 14.91 0.28 1. Ng6+ hxg6 2. hxg6 gxf6 3. gxf7 Qxf7
4. Rxf6 Qe7 5. Rh6+ Nh7 6. Qxe6 Qxe6
7. Bxe6 Kg7
11 18.29 0.52 1. Ng6+ hxg6 2. hxg6 gxf6 3. gxf7 Qxf7
4. Rxf6 Qe7 5. Rh6+ Nh7 6. Qxe6 Qxe6
7. Rxe6 Bc7 8. Re7
11-> 20.11 0.52 1. Ng6+ hxg6 2. hxg6 gxf6 3. gxf7 Qxf7
4. Rxf6 Qe7 5. Rh6+ Nh7 6. Qxe6 Qxe6
7. Rxe6 Bc7 8. Re7
12 25.46 0.21 1. Ng6+ hxg6 2. hxg6 Nxg6 3. Qxg6 Kg8
4. Bg4 Qc6 5. Bf3 Qc7 6. Bh5 Rf8 7.
Kg1 Bd5 8. Qg5
(2) 12-> 33.32 0.21 1. Ng6+ hxg6 2. hxg6 Nxg6 3. Qxg6 Kg8
4. Bg4 Qc6 5. Bf3 Qc7 6. Bh5 Rf8 7.
Kg1 Bd5 8. Qg5
13 49.14 ++ 1. Ng6+!!
13 1:17 0.69 1. Ng6+ hxg6 2. hxg6 Nxg6 3. Qxg6 Kg8
4. Bg4 Qc6 5. Rf3 Qd7 6. Rf4 Qc6 7.
Bf3 Qc8 8. Bh5 Rd7
White(1): sd 13
search depth set to 13.
13-> 1:31 0.69 1. Ng6+ hxg6 2. hxg6 Nxg6 3. Qxg6 Kg8
4. Bg4 Qc6 5. Rf3 Qd7 6. Rf4 Qc6 7.
Bf3 Qc8 8. Bh5 Rd7
time=1:31 cpu=392% mat=0 n=101834430 fh=93% nps=1115k
ext-> chk=3707012 cap=326148 pp=189265 1rep=477918 mate=44953
predicted=0 nodes=101834430 evals=23695217
endgame tablebase-> probes done=0 successful=0
SMP-> split=910 stop=99 data=8/32 cpu=5:58 elap=1:31
modified crafty 16.33 seconds
White(1): setb 4qn1k/1b3rpp/pb2pB2/1pp1P2P/3p1NQ1/P2P2PB/1PP4K/5R2 w - - bm
Ng6+; id
+---+---+---+---+---+---+---+---+
8 | | | | | *Q| *N| | *K|
+---+---+---+---+---+---+---+---+
7 | | *B| | | | *R| *P| *P|
+---+---+---+---+---+---+---+---+
6 | *P| *B| | | *P| B | | |
+---+---+---+---+---+---+---+---+
5 | | *P| *P| | P | | | P |
+---+---+---+---+---+---+---+---+
4 | | | | *P| | N | Q | |
+---+---+---+---+---+---+---+---+
3 | P | | | P | | | P | B |
+---+---+---+---+---+---+---+---+
2 | | P | P | | | | | K |
+---+---+---+---+---+---+---+---+
1 | | | | | | R | | |
+---+---+---+---+---+---+---+---+
a b c d e f g h
White(1): go
clearing hash tables
time surplus 0.00 time limit 166:39 (166:39)
nss depth time score variation (1)
starting thread 1
6-> 0.14 0.16 1. Bh4 Bc7 2. Re1 Ba5 3. Rf1 Kg8
7 0.33 0.53 1. Bh4 Bc7 2. h6 Bxe5 3. Qh5 Bxf4 4.
hxg7+ Kxg7 5. Rxf4
7-> 0.44 0.53 1. Bh4 Bc7 2. h6 Bxe5 3. Qh5 Bxf4 4.
hxg7+ Kxg7 5. Rxf4
8 1.11 0.38 1. Bh4 Bc7 2. Re1 Bc6 3. h6 Kg8 4.
Nxe6 Nxe6 5. Qxe6
8-> 1.39 0.38 1. Bh4 Bc7 2. Re1 Bc6 3. h6 Kg8 4.
Nxe6 Nxe6 5. Qxe6
9 4.55 0.36 1. Bh4 h6 2. b4 Bc6 3. Re1 Kg8 4. bxc5
Bxc5 5. Nxe6 Bf3 <HT>
9-> 5.25 0.36 1. Bh4 h6 2. b4 Bc6 3. Re1 Kg8 4. bxc5
Bxc5 5. Nxe6 Bf3 <HT>
10 9.19 0.27 1. Bh4 h6 2. Kg1 Bc7 3. Re1 Bc8 4.
Bg2 Bd7 5. Re4 Kg8 <HT>
10 16.33 ++ 1. Ng6+!!
(4) 10-> 16.64 0.75 1. Ng6+
(3) 11 18.74 0.54 1. Ng6+ hxg6 2. hxg6 gxf6 3. gxf7 Qxf7
4. Rxf6 Qe7 5. Rh6+ Nh7 6. Qxe6 Qxe6
7. Rxe6 Bc7 8. Re7
(2) 11-> 21.80 0.54 1. Ng6+ hxg6 2. hxg6 gxf6 3. gxf7 Qxf7
4. Rxf6 Qe7 5. Rh6+ Nh7 6. Qxe6 Qxe6
7. Rxe6 Bc7 8. Re7
12 25.93 ++ 1. Ng6+!!
12 43.08 1.51 1. Ng6+ hxg6 2. hxg6 Nxg6 3. Qxg6 Kg8
4. Bg4 Qc6 5. Bf3 Qc7 6. Bh5 Rf8 7.
Kg1 Bd5 8. Qg5
12-> 46.80 1.51 1. Ng6+ hxg6 2. hxg6 Nxg6 3. Qxg6 Kg8
4. Bg4 Qc6 5. Bf3 Qc7 6. Bh5 Rf8 7.
Kg1 Bd5 8. Qg5
13 1:06 ++ 1. Ng6+!!
13-> 1:36 1.90 1. Ng6+ hxg6 2. hxg6 Nxg6 3. Qxg6 Kg8
4. Bg4 Qc6 5. Bf3 Qc7 6. Bh5 Rf8 7.
Kg1 Bd5 8. Qg5
time=1:36 cpu=397% mat=0 n=115328380 fh=93% nps=1194k
ext-> chk=4879042 cap=372640 pp=387119 1rep=647624 mate=42395
predicted=0 nodes=115328380 evals=28268634
endgame tablebase-> probes done=0 successful=0
SMP-> split=1015 stop=96 data=9/32 cpu=6:23 elap=1:36
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Last modified: Thu, 15 Apr 21 08:11:13 -0700
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