Author: Michel Langeveld
Date: 07:11:08 01/21/00
Go up one level in this thread
On January 21, 2000 at 09:28:04, Robert Hyatt wrote:
>On January 21, 2000 at 08:07:34, Michel Langeveld wrote:
>
>>Bob,
>>
>>Why is it that position #1/6 takes so long since Crafty 17.05?
>>
>>Michel Langeveld
>>http://stad.dsl.nl/~rudolf
>
>
>Each position had a specific search depth. Jason picked them since he wrote
>(and maintains) this code. It is difficult to pick a depth that works for
>slow machines _and_ fast parallel machines. I have run the bench on my
>PII/400 notebook and didn't see any taking a way-long time lately.
>
>Can you give me an idea of how long each runs (from the log file)??? It is
>certainly possible for me to adjust the depth for any position if needed to
>bring it into line with the others...
I didn't meant the difference between position #1 and one of the other bench
positions, but more the difference between the time of position #1 with Crafty
17.05 and Crafty 17.04.
I put some benchmark's at my Crafty Benchmark Page:
http://stad.dsl.nl/~rudolf/
Log file for crafty 17.05:
------------------------------------ CUT HERE -----------------------
pondering enabled.
EGTB cache memory = 16M bytes.
hash table memory = 48M bytes.
pawn hash table memory = 32M bytes.
Crafty v17.5
White(1): bench
Running benchmark. . .
+---+---+---+---+---+---+---+---+
8 | | | | *R| | *K| | |
+---+---+---+---+---+---+---+---+
7 | | | | | *N| *P| *P| |
+---+---+---+---+---+---+---+---+
6 | | *P| *P| *R| | | | *P|
+---+---+---+---+---+---+---+---+
5 | *P| | | | | | | P |
+---+---+---+---+---+---+---+---+
4 | P | | | P | P | P | P | |
+---+---+---+---+---+---+---+---+
3 | | N | R | | | | | |
+---+---+---+---+---+---+---+---+
2 | | | | | | K | | |
+---+---+---+---+---+---+---+---+
1 | | | R | | | | | |
+---+---+---+---+---+---+---+---+
a b c d e f g h
end-game phase
time surplus 0.00 time limit 15:00 (15:00)
nss depth time score variation (1)
7 1.15 0.32 g5 b5 e5 Rd5 gxh6 gxh6 axb5 cxb5 Rc7
7 1.37 0.54 e5 Rd5 f5 Rxd4 Nxd4 Rxd4 Rc4
7-> 1.37 0.54 e5 Rd5 f5 Rxd4 Nxd4 Rxd4 Rc4
8 1.48 0.54 e5 Rd5 f5 Rxd4 Nxd4 Rxd4 Rc4 Rd3
8-> 1.53 0.54 e5 Rd5 f5 Rxd4 Nxd4 Rxd4 Rc4 Rd3
9 2.47 0.55 e5 R6d7 Kf3 Ke8 f5 Rxd4 Nxd4 Rxd4 Rc4
9-> 2.63 0.55 e5 R6d7 Kf3 Ke8 f5 Rxd4 Nxd4 Rxd4 Rc4
10 4.61 0.51 e5 Rd5 f5 b5 f6 gxf6 exf6 Ng8 Nxa5
b4 Rc5 Nxf6 Nxc6 Nxg4+
10-> 4.99 0.51 e5 Rd5 f5 b5 f6 gxf6 exf6 Ng8 Nxa5
b4 Rc5 Nxf6 Nxc6 Nxg4+
11 7.19 0.32 e5 Rd5 f5 b5 f6 gxf6 exf6 Ng8 Nxa5
Nxf6 Kf3 R8d6 Nxc6 bxa4
11 55.80 0.36 g5 Re6 Kf3 f6 gxf6 gxf6 R3c2 Kf7 Rg2
f5 e5 Nd5
11 1:05 0.53 Kf3 R6d7 e5 Re8 f5 Ra7 Ke4 b5 axb5
cxb5 Rc7 Rxc7 Rxc7
11-> 1:05 0.53 Kf3 R6d7 e5 Re8 f5 Ra7 Ke4 b5 axb5
cxb5 Rc7 Rxc7 Rxc7
time=1:06 cpu=99% mat=0 n=15368579 fh=89% nps=232048
ext-> checks=239500 recaps=62994 pawns=25086 1rep=11753 thrt:362
predicted=0 nodes=15368579 evals=7287490
endgame tablebase-> probes done=0 successful=0
hashing-> trans/ref=33% pawn=98% used=61%
+---+---+---+---+---+---+---+---+
8 | *R| *N| *B| *Q| *K| *B| | *R|
+---+---+---+---+---+---+---+---+
7 | *P| | | | *P| *P| *P| *P|
+---+---+---+---+---+---+---+---+
6 | | *P| | | | | | |
+---+---+---+---+---+---+---+---+
5 | | | *P| *P| P | | | |
+---+---+---+---+---+---+---+---+
4 | | | | N | | | | |
+---+---+---+---+---+---+---+---+
3 | | | P | | | | | |
+---+---+---+---+---+---+---+---+
2 | P | P | P | | Q | P | P | P |
+---+---+---+---+---+---+---+---+
1 | R | | B | | K | B | | R |
+---+---+---+---+---+---+---+---+
a b c d e f g h
time surplus 0.00 time limit 15:00 (15:00)
nss depth time score variation (1)
7 0.76 0.50 e6 fxe6 Nxe6 Bxe6 Qxe6 Qd7 Qxd7+ Nxd7
Bg5 h6 Bf4
7-> 0.87 0.50 e6 fxe6 Nxe6 Bxe6 Qxe6 Qd7 Qxd7+ Nxd7
Bg5 h6 Bf4
8 1.92 0.50 e6 fxe6 Nxe6 Bxe6 Qxe6 Qd7 Qxd7+ Nxd7
Bb5 e6 O-O Bd6
8-> 2.58 0.50 e6 fxe6 Nxe6 Bxe6 Qxe6 Qd7 Qxd7+ Nxd7
Bb5 e6 O-O Bd6
9 8.51 0.75 e6 fxe6 Nxe6 Bxe6 Qxe6 Qd7 Qxd7+ Nxd7
Be3 e6 O-O-O Kf7 Bc4
9-> 9.33 0.75 e6 fxe6 Nxe6 Bxe6 Qxe6 Qd7 Qxd7+ Nxd7
Be3 e6 O-O-O Kf7 Bc4
10 14.11 0.66 e6 fxe6 Nxe6 Bxe6 Qxe6 Qd7 Qxd7+ Nxd7
Be3 e6 O-O-O Kf7 Bb5 Ne5
10-> 19.99 0.66 e6 fxe6 Nxe6 Bxe6 Qxe6 Qd7 Qxd7+ Nxd7
Be3 e6 O-O-O Kf7 Bb5 Ne5
11 32.95 0.72 e6 fxe6 Nxe6 Bxe6 Qxe6 Qd7 Qxd7+ Nxd7
Be3 e6 O-O-O c4 Bd4 Kf7 f4
11-> 40.20 0.72 e6 fxe6 Nxe6 Bxe6 Qxe6 Qd7 Qxd7+ Nxd7
Be3 e6 O-O-O c4 Bd4 Kf7 f4
time=40.53 cpu=99% mat=0 n=8852404 fh=92% nps=218523
ext-> checks=333749 recaps=30775 pawns=11165 1rep=24393 thrt:509
predicted=0 nodes=8852404 evals=1525439
endgame tablebase-> probes done=0 successful=0
hashing-> trans/ref=33% pawn=97% used=52%
+---+---+---+---+---+---+---+---+
8 | | | | | *B| | | |
+---+---+---+---+---+---+---+---+
7 | *P| | | | *K| *P| | |
+---+---+---+---+---+---+---+---+
6 | | | | | | | *P| |
+---+---+---+---+---+---+---+---+
5 | | | | *P| P | | | *P|
+---+---+---+---+---+---+---+---+
4 | | | *P| P | | P | | |
+---+---+---+---+---+---+---+---+
3 | | | | | K | | P | |
+---+---+---+---+---+---+---+---+
2 | P | | | | N | | | P |
+---+---+---+---+---+---+---+---+
1 | | | | | | | | |
+---+---+---+---+---+---+---+---+
a b c d e f g h
end-game phase
time surplus 0.00 time limit 15:00 (15:00)
nss depth time score variation (1)
9 0.60 0.31 f5 Kd7 Nf4 Kc6 a4 a5 fxg6 fxg6 Ne6
Bf7
9-> 0.65 0.31 f5 Kd7 Nf4 Kc6 a4 a5 fxg6 fxg6 Ne6
Bf7
10 1.09 0.41 f5 Kd7 Nf4 Kc6 Kd2 a5 Kc3 g5 Nxh5 g4
10-> 1.26 0.41 f5 Kd7 Nf4 Kc6 Kd2 a5 Kc3 g5 Nxh5 g4
11 2.25 0.43 f5 Kd7 Nf4 Kc6 Kd2 a5 Kc3 a4 Kb4 gxf5
Nxh5
11-> 2.41 0.43 f5 Kd7 Nf4 Kc6 Kd2 a5 Kc3 a4 Kb4 gxf5
Nxh5
12 4.77 0.63 f5 Kd7 Nf4 Kc6 Kd2 a5 Kc3 a4 Kb4 gxf5
Kxa4 Kb6+ Kb4
12-> 6.15 0.63 f5 Kd7 Nf4 Kc6 Kd2 a5 Kc3 a4 Kb4 gxf5
Kxa4 Kb6+ Kb4
13 12.13 0.79 f5 Kd7 Nf4 Kc6 Kd2 g5 Nxh5 Bd7 f6 g4
Nf4 Bf5 Kc3
13-> 14.17 0.79 f5 Kd7 Nf4 Kc6 Kd2 g5 Nxh5 Bd7 f6 g4
Nf4 Bf5 Kc3
14 33.12 0.94 f5 Kd7 Nf4 Kc6 h4 a5 a4 Kb7 Nxd5 Bxa4
fxg6 fxg6 e6 Kc6 Nc3
14-> 42.34 0.94 f5 Kd7 Nf4 Kc6 h4 a5 a4 Kb7 Nxd5 Bxa4
fxg6 fxg6 e6 Kc6 Nc3
time=42.67 cpu=99% mat=0 n=11974376 fh=90% nps=280430
ext-> checks=383471 recaps=42597 pawns=78454 1rep=7822 thrt:225
predicted=0 nodes=11974376 evals=1751314
endgame tablebase-> probes done=0 successful=0
hashing-> trans/ref=50% pawn=96% used=68%
+---+---+---+---+---+---+---+---+
8 | *R| | | | *R| | *K| |
+---+---+---+---+---+---+---+---+
7 | *P| *P| *Q| *B| | *P| *P| *P|
+---+---+---+---+---+---+---+---+
6 | | | | | | | | |
+---+---+---+---+---+---+---+---+
5 | | | | | *P| | N | Q |
+---+---+---+---+---+---+---+---+
4 | | | | | | | | |
+---+---+---+---+---+---+---+---+
3 | | | P | | | | | |
+---+---+---+---+---+---+---+---+
2 | P | P | | | | P | P | P |
+---+---+---+---+---+---+---+---+
1 | R | | | | R | | K | |
+---+---+---+---+---+---+---+---+
a b c d e f g h
time surplus 0.00 time limit 15:00 (15:00)
nss depth time score variation (1)
7 0.49 -0.12 Bf5 Qf3 Bg6 Rad1 Rad8 Rd5 Rxd5 Qxd5
7-> 0.55 -0.12 Bf5 Qf3 Bg6 Rad1 Rad8 Rd5 Rxd5 Qxd5
8 1.04 -0.12 Bf5 Qf3 Bg6 Rad1 Rad8 Qe3 f6 Ne4
8-> 1.42 -0.12 Bf5 Qf3 Bg6 Rad1 Rad8 Qe3 f6 Ne4
9 2.80 -0.08 Bf5 Qf3 Bg6 Rad1 Rad8 Qe3 f6 Rxd8 Rxd8
Ne6
9-> 3.18 -0.08 Bf5 Qf3 Bg6 Rad1 Rad8 Qe3 f6 Rxd8 Rxd8
Ne6
10 6.53 -0.12 Bf5 Qf3 Bg6 Rad1 Rad8 Qe3 f6 Rxd8 Qxd8
Nf3 e4
10-> 9.17 -0.12 Bf5 Qf3 Bg6 Rad1 Rad8 Qe3 f6 Rxd8 Qxd8
Nf3 e4
11 15.60 -0.12 Bf5 Qf3 Bg6 Rad1 Rad8 Qe3 a5 f3 f6
Rxd8 Rxd8 Ne6
11-> 23.51 -0.12 Bf5 Qf3 Bg6 Rad1 Rad8 Qe3 a5 f3 f6
Rxd8 Rxd8 Ne6
time=23.83 cpu=98% mat=0 n=6235376 fh=91% nps=261770
ext-> checks=135798 recaps=20763 pawns=263 1rep=17470 thrt:607
predicted=0 nodes=6235376 evals=1188431
endgame tablebase-> probes done=0 successful=0
hashing-> trans/ref=35% pawn=98% used=38%
+---+---+---+---+---+---+---+---+
8 | | | *R| | | *R| *K| |
+---+---+---+---+---+---+---+---+
7 | | *B| *Q| *N| *B| *P| *P| |
+---+---+---+---+---+---+---+---+
6 | | *P| | *P| *P| *N| | *P|
+---+---+---+---+---+---+---+---+
5 | *P| P | | | | | | |
+---+---+---+---+---+---+---+---+
4 | N | | P | | P | | | |
+---+---+---+---+---+---+---+---+
3 | P | | | B | | N | | P |
+---+---+---+---+---+---+---+---+
2 | | B | | | Q | P | P | |
+---+---+---+---+---+---+---+---+
1 | R | | | R | | | K | |
+---+---+---+---+---+---+---+---+
a b c d e f g h
time surplus 0.00 time limit 15:00 (15:00)
nss depth time score variation (1)
6 0.60 -0.01 Rfe8 Qe3 Bd8 Rac1 Nc5 Nxc5 Qxc5
6 1.15 ++ Bxe4!!
6 1.26 1.14 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Nxb6 Nxb6
6-> 1.26 1.14 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Nxb6 Nxb6
7 1.54 1.15 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Nxb6 Nxb6
Bc6
7-> 1.59 1.15 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Nxb6 Nxb6
Bc6
8 2.09 0.93 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Bxf6 Nxf6
Nxb6 Rxe4 Rac1
8-> 2.36 0.93 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Bxf6 Nxf6
Nxb6 Rxe4 Rac1
9 4.28 1.12 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Nxb6 Rxe4
Nxd7 Nxd7 Bc3 Rb8
9-> 4.50 1.12 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Nxb6 Rxe4
Nxd7 Nxd7 Bc3 Rb8
10 6.75 0.96 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Bxf6 Nxf6
Nxb6 Rxe4 Rac1 Re2 Rc7
10-> 8.29 0.96 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Bxf6 Nxf6
Nxb6 Rxe4 Rac1 Re2 Rc7
11 14.83 0.96 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Nxb6 Nxb6
Bd3 Rc7 Bd4 Nfd5 Rac1
11-> 17.41 0.96 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Nxb6 Nxb6
Bd3 Rc7 Bd4 Nfd5 Rac1
12 30.98 0.96 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Bxf6 Nxf6
Nxb6 Rxe4 Nd4 Bd8 Nc8 Bc7 Ne7+ Kh8
12-> 42.90 0.96 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Bxf6 Nxf6
Nxb6 Rxe4 Nd4 Bd8 Nc8 Bc7 Ne7+ Kh8
time=43.23 cpu=99% mat=0 n=9768418 fh=93% nps=225911
ext-> checks=81534 recaps=34608 pawns=2245 1rep=3108 thrt:154
predicted=0 nodes=9768418 evals=2145973
endgame tablebase-> probes done=0 successful=0
hashing-> trans/ref=43% pawn=99% used=45%
+---+---+---+---+---+---+---+---+
8 | *R| | *B| *Q| *K| | | *R|
+---+---+---+---+---+---+---+---+
7 | *P| *P| | | *B| *P| *P| *P|
+---+---+---+---+---+---+---+---+
6 | | | *P| | | | | |
+---+---+---+---+---+---+---+---+
5 | | | | *P| P | | | |
+---+---+---+---+---+---+---+---+
4 | P | | | Q | | P | | |
+---+---+---+---+---+---+---+---+
3 | | | N | | B | | | |
+---+---+---+---+---+---+---+---+
2 | | P | P | | | | P | P |
+---+---+---+---+---+---+---+---+
1 | R | | | | | R | K | |
+---+---+---+---+---+---+---+---+
a b c d e f g h
time surplus 0.00 time limit 15:00 (15:00)
nss depth time score variation (1)
7 0.61 0.24 Bf5 Rfc1 O-O a5 Qe8 a6 b6
7-> 0.61 0.24 Bf5 Rfc1 O-O a5 Qe8 a6 b6
8 1.38 0.24 Bf5 Rfc1 O-O a5 Qe8 a6 b6 Rab1
8-> 1.87 0.24 Bf5 Rfc1 O-O a5 Qe8 a6 b6 Rab1
9 6.98 0.34 Bf5 a5 O-O Qd2 a6 Bb6 Qd7 Rad1 Rae8
9-> 7.64 0.34 Bf5 a5 O-O Qd2 a6 Bb6 Qd7 Rad1 Rae8
10 19.83 0.29 Bf5 Qd1 O-O a5 Qc7 a6 bxa6 Rxa6 Rfb8
Qc1 Re8 <HT>
10-> 24.34 0.29 Bf5 Qd1 O-O a5 Qc7 a6 bxa6 Rxa6 Rfb8
Qc1 Re8 <HT>
11 1:14 0.33 Bf5 Qd2 O-O a5 Re8 a6 b6 Rfd1 Bg4 Ne2
Qc7
11-> 1:15 0.33 Bf5 Qd2 O-O a5 Re8 a6 b6 Rfd1 Bg4 Ne2
Qc7
time=1:16 cpu=99% mat=0 n=15749892 fh=91% nps=206393
ext-> checks=148986 recaps=49008 pawns=22562 1rep=8907 thrt:15
predicted=0 nodes=15749892 evals=4363016
endgame tablebase-> probes done=0 successful=0
hashing-> trans/ref=31% pawn=98% used=71%
Total nodes: 94499352
Raw nodes per second: 323627
Total elapsed time: 292
SMP time-to-ply measurement: 2.191781
------------------------------------------------------------------------
Log file for crafty 17.04:
------------------------------------------------------------------------
pondering enabled.
EGTB cache memory = 16M bytes.
hash table memory = 48M bytes.
pawn hash table memory = 32M bytes.
Crafty v17.4
White(1): bench
Running benchmark. . .
+---+---+---+---+---+---+---+---+
8 | | | | *R| | *K| | |
+---+---+---+---+---+---+---+---+
7 | | | | | *N| *P| *P| |
+---+---+---+---+---+---+---+---+
6 | | *P| *P| *R| | | | *P|
+---+---+---+---+---+---+---+---+
5 | *P| | | | | | | P |
+---+---+---+---+---+---+---+---+
4 | P | | | P | P | P | P | |
+---+---+---+---+---+---+---+---+
3 | | N | R | | | | | |
+---+---+---+---+---+---+---+---+
2 | | | | | | K | | |
+---+---+---+---+---+---+---+---+
1 | | | R | | | | | |
+---+---+---+---+---+---+---+---+
a b c d e f g h
end-game phase
time surplus 0.00 time limit 15:00 (15:00)
nss depth time score variation (1)
7 0.71 0.35 Kf3 Ke8 g5 b5 Nxa5 bxa4 Nxc6 Nxc6 Rxc6
Rxc6 Rxc6 Rxd4 gxh6
7 0.82 0.54 e5 Rd5 f5 Rxd4 Nxd4 Rxd4 Rc4
7-> 0.88 0.54 e5 Rd5 f5 Rxd4 Nxd4 Rxd4 Rc4
8 1.10 0.29 e5 Rd5 f5 b5 f6 bxa4 fxe7+ Kxe7 Nc5
Rxd4
8 1.65 0.34 Kf3 Ke8 g5 hxg5 fxg5 b5 e5 Rd5 Ra1
bxa4 Rxa4
8-> 2.86 0.34 Kf3 Ke8 g5 hxg5 fxg5 b5 e5 Rd5 Ra1
bxa4 Rxa4
9 4.34 0.42 Kf3 Re8 e5 Rd5 Ke4 Red8 g5 Ke8 Rc4
9-> 4.83 0.42 Kf3 Re8 e5 Rd5 Ke4 Red8 g5 Ke8 Rc4
10 6.92 0.45 Kf3 Re8 e5 Rd5 Ke4 Red8 g5 hxg5 fxg5
b5 Ra1 bxa4 Rxa4
10-> 9.12 0.45 Kf3 Re8 e5 Rd5 Ke4 Red8 g5 hxg5 fxg5
b5 Ra1 bxa4 Rxa4
11 16.42 0.46 Kf3 Ke8 e5 Rxd4 Nxd4 Rxd4 Rc4 Rxc4
Rxc4 b5 Rc5 bxa4 Rxa5
11-> 17.36 0.46 Kf3 Ke8 e5 Rxd4 Nxd4 Rxd4 Rc4 Rxc4
Rxc4 b5 Rc5 bxa4 Rxa5
time=17.69 cpu=98% mat=0 n=4142082 fh=90% nps=234280
ext-> checks=57083 recaps=17555 pawns=6213 1rep=1408 thrt:214
predicted=0 nodes=4142082 evals=1383571
endgame tablebase-> probes done=0 successful=0
hashing-> trans/ref=36% pawn=97% used=22%
+---+---+---+---+---+---+---+---+
8 | *R| *N| *B| *Q| *K| *B| | *R|
+---+---+---+---+---+---+---+---+
7 | *P| | | | *P| *P| *P| *P|
+---+---+---+---+---+---+---+---+
6 | | *P| | | | | | |
+---+---+---+---+---+---+---+---+
5 | | | *P| *P| P | | | |
+---+---+---+---+---+---+---+---+
4 | | | | N | | | | |
+---+---+---+---+---+---+---+---+
3 | | | P | | | | | |
+---+---+---+---+---+---+---+---+
2 | P | P | P | | Q | P | P | P |
+---+---+---+---+---+---+---+---+
1 | R | | B | | K | B | | R |
+---+---+---+---+---+---+---+---+
a b c d e f g h
time surplus 0.00 time limit 15:00 (15:00)
nss depth time score variation (1)
7 0.76 0.50 e6 fxe6 Nxe6 Bxe6 Qxe6 Qd7 Qxd7+ Nxd7
Bg5 h6 Bf4
7-> 0.82 0.50 e6 fxe6 Nxe6 Bxe6 Qxe6 Qd7 Qxd7+ Nxd7
Bg5 h6 Bf4
8 1.86 0.50 e6 fxe6 Nxe6 Bxe6 Qxe6 Qd7 Qxd7+ Nxd7
Bb5 e6 O-O Bd6
8-> 2.52 0.50 e6 fxe6 Nxe6 Bxe6 Qxe6 Qd7 Qxd7+ Nxd7
Bb5 e6 O-O Bd6
9 8.23 0.75 e6 fxe6 Nxe6 Bxe6 Qxe6 Qd7 Qxd7+ Nxd7
Be3 e6 O-O-O Kf7 Bc4
9-> 9.06 0.75 e6 fxe6 Nxe6 Bxe6 Qxe6 Qd7 Qxd7+ Nxd7
Be3 e6 O-O-O Kf7 Bc4
10 14.28 0.66 e6 fxe6 Nxe6 Bxe6 Qxe6 Qd7 Qxd7+ Nxd7
Be3 e6 O-O-O Kf7 Bb5 Ne5
10-> 21.20 0.66 e6 fxe6 Nxe6 Bxe6 Qxe6 Qd7 Qxd7+ Nxd7
Be3 e6 O-O-O Kf7 Bb5 Ne5
11 34.71 0.72 e6 fxe6 Nxe6 Bxe6 Qxe6 Qd7 Qxd7+ Nxd7
Be3 e6 O-O-O c4 Bd4 Kf7 f4
11-> 42.45 0.72 e6 fxe6 Nxe6 Bxe6 Qxe6 Qd7 Qxd7+ Nxd7
Be3 e6 O-O-O c4 Bd4 Kf7 f4
time=42.73 cpu=99% mat=0 n=9390635 fh=92% nps=219509
ext-> checks=358806 recaps=32929 pawns=11325 1rep=26091 thrt:545
predicted=0 nodes=9390635 evals=1659212
endgame tablebase-> probes done=0 successful=0
hashing-> trans/ref=31% pawn=97% used=54%
+---+---+---+---+---+---+---+---+
8 | | | | | *B| | | |
+---+---+---+---+---+---+---+---+
7 | *P| | | | *K| *P| | |
+---+---+---+---+---+---+---+---+
6 | | | | | | | *P| |
+---+---+---+---+---+---+---+---+
5 | | | | *P| P | | | *P|
+---+---+---+---+---+---+---+---+
4 | | | *P| P | | P | | |
+---+---+---+---+---+---+---+---+
3 | | | | | K | | P | |
+---+---+---+---+---+---+---+---+
2 | P | | | | N | | | P |
+---+---+---+---+---+---+---+---+
1 | | | | | | | | |
+---+---+---+---+---+---+---+---+
a b c d e f g h
end-game phase
time surplus 0.00 time limit 15:00 (15:00)
nss depth time score variation (1)
10 0.99 0.26 f5 gxf5 Nf4 Bc6 h4 f6 Nxh5 fxe5 dxe5
Ke6 Kd4 <HT>
10-> 1.26 0.26 f5 gxf5 Nf4 Bc6 h4 f6 Nxh5 fxe5 dxe5
Ke6 Kd4 <HT>
11 2.41 0.52 f5 gxf5 Nf4 Bc6 Nxh5 Bb5 Nf6 Ke6 h4
c3 h5 <HT>
11-> 2.63 0.52 f5 gxf5 Nf4 Bc6 Nxh5 Bb5 Nf6 Ke6 h4
c3 h5 <HT>
12 4.23 0.38 f5 gxf5 Nf4 Bc6 Nxh5 a5 h4 a4 Nf6 a3
Kf4 Ke6
12-> 6.15 0.38 f5 gxf5 Nf4 Bc6 Nxh5 a5 h4 a4 Nf6 a3
Kf4 Ke6
13 16.48 0.73 f5 g5 h4 gxh4 gxh4 Kd7 f6 a5 Nf4 Kc6
Nxh5 Bd7 Nf4 Bf5
13-> 20.05 0.73 f5 g5 h4 gxh4 gxh4 Kd7 f6 a5 Nf4 Kc6
Nxh5 Bd7 Nf4 Bf5
14 38.01 0.74 f5 gxf5 Nf4 Bc6 Nxh5 a5 Kd2 Bb5 h4
a4 Nf6 Ke6 Kc3 a3
14-> 51.57 0.74 f5 gxf5 Nf4 Bc6 Nxh5 a5 Kd2 Bb5 h4
a4 Nf6 Ke6 Kc3 a3
time=51.90 cpu=99% mat=0 n=15470479 fh=91% nps=298197
ext-> checks=502670 recaps=62299 pawns=82070 1rep=8340 thrt:202
predicted=0 nodes=15470479 evals=1708416
endgame tablebase-> probes done=0 successful=0
hashing-> trans/ref=53% pawn=96% used=77%
+---+---+---+---+---+---+---+---+
8 | *R| | | | *R| | *K| |
+---+---+---+---+---+---+---+---+
7 | *P| *P| *Q| *B| | *P| *P| *P|
+---+---+---+---+---+---+---+---+
6 | | | | | | | | |
+---+---+---+---+---+---+---+---+
5 | | | | | *P| | N | Q |
+---+---+---+---+---+---+---+---+
4 | | | | | | | | |
+---+---+---+---+---+---+---+---+
3 | | | P | | | | | |
+---+---+---+---+---+---+---+---+
2 | P | P | | | | P | P | P |
+---+---+---+---+---+---+---+---+
1 | R | | | | R | | K | |
+---+---+---+---+---+---+---+---+
a b c d e f g h
time surplus 0.00 time limit 15:00 (15:00)
nss depth time score variation (1)
7 0.49 -0.12 Bf5 Qf3 Bg6 Rad1 Rad8 Rd5 Rxd5 Qxd5
7-> 0.49 -0.12 Bf5 Qf3 Bg6 Rad1 Rad8 Rd5 Rxd5 Qxd5
8 0.99 -0.12 Bf5 Qf3 Bg6 Rad1 Rad8 Qe3 f6 Ne4
8-> 1.31 -0.12 Bf5 Qf3 Bg6 Rad1 Rad8 Qe3 f6 Ne4
9 2.41 -0.12 Bf5 Qf3 Bg6 Rad1 Rad8 Qe3 f6 Rxd8 Rxd8
Ne6
9-> 2.80 -0.12 Bf5 Qf3 Bg6 Rad1 Rad8 Qe3 f6 Rxd8 Rxd8
Ne6
10 5.93 -0.12 Bf5 Qf3 Bg6 Rad1 Rad8 Qe3 f6 Rxd8 Qxd8
Nf3 e4
10-> 8.13 -0.12 Bf5 Qf3 Bg6 Rad1 Rad8 Qe3 f6 Rxd8 Qxd8
Nf3 e4
11 13.45 -0.15 Bf5 Qf3 Bg6 Rad1 Rad8 Qe3 f6 Rxd8 Qxd8
Nf3 a5 c4
11-> 22.30 -0.15 Bf5 Qf3 Bg6 Rad1 Rad8 Qe3 f6 Rxd8 Qxd8
Nf3 a5 c4
time=22.63 cpu=98% mat=0 n=5995072 fh=91% nps=264800
ext-> checks=131442 recaps=19207 pawns=279 1rep=16948 thrt:597
predicted=0 nodes=5995072 evals=1149031
endgame tablebase-> probes done=0 successful=0
hashing-> trans/ref=35% pawn=98% used=37%
[cut diagram to create some space]
time surplus 0.00 time limit 15:00 (15:00)
nss depth time score variation (1)
6 0.65 -0.02 Nh5 Qe3 Bf6 Bxf6 Nhxf6 Qf4 d5
6 1.09 0.01 Nh7 Bd4 Ng5 Nxg5 Bxg5 Qg4 Rfd8
6 1.37 ++ Bxe4!!
6 1.42 0.74 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Bxf6 Nxf6
Nxb6 Rxe4
6-> 1.48 0.74 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Bxf6 Nxf6
Nxb6 Rxe4
7 1.70 0.74 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Bxf6 Nxf6
Nxb6 Rxe4
7-> 1.75 0.74 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Bxf6 Nxf6
Nxb6 Rxe4
8 2.25 0.61 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Bxf6 Bxf6
Bc6 Rxa4 Bxd7 Bxa1 Rxa1
8-> 2.52 0.61 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Bxf6 Bxf6
Bc6 Rxa4 Bxd7 Bxa1 Rxa1
9 4.00 0.67 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Nxb6 Rxe4
Nxd7 Nxd7 Bc3 Rb8
9-> 4.28 0.67 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Nxb6 Rxe4
Nxd7 Nxd7 Bc3 Rb8
10 6.97 0.75 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Nxb6 Nxb6
Bd3 Rc7 Rac1 Rfc8
10-> 8.01 0.75 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Nxb6 Nxb6
Bd3 Rc7 Rac1 Rfc8
11 13.62 0.69 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Nxb6 Rxe4
Bxf6 Nxf6 Nd4 Rb8 Nc4 a4
11-> 17.08 0.69 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Nxb6 Rxe4
Bxf6 Nxf6 Nd4 Rb8 Nc4 a4
12 30.70 0.72 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Nxb6 Nxb6
Bd3 Rcc8 Rac1 Rfd8 Bc3 a4
12-> 39.21 0.72 Bxe4 Bxe4 Qxc4 Qxc4 Rxc4 Nxb6 Nxb6
Bd3 Rcc8 Rac1 Rfd8 Bc3 a4
time=39.54 cpu=99% mat=0 n=8935596 fh=93% nps=225988
ext-> checks=71021 recaps=30761 pawns=1618 1rep=2666 thrt:121
predicted=0 nodes=8935596 evals=1834933
endgame tablebase-> probes done=0 successful=0
hashing-> trans/ref=48% pawn=99% used=41%
[cut diagram to create space]
time surplus 0.00 time limit 15:00 (15:00)
nss depth time score variation (1)
7 0.55 0.24 Bf5 Rfc1 O-O a5 Re8 a6 b6
7-> 0.55 0.24 Bf5 Rfc1 O-O a5 Re8 a6 b6
8 1.26 0.24 Bf5 Rfc1 O-O a5 Re8 a6 b6 Rab1
8-> 1.87 0.24 Bf5 Rfc1 O-O a5 Re8 a6 b6 Rab1
9 5.05 0.28 Bf5 Rf2 O-O Rd2 Re8 a5 f6 a6 b6
9-> 5.55 0.28 Bf5 Rf2 O-O Rd2 Re8 a5 f6 a6 b6
10 15.44 0.31 Bf5 Qd2 O-O a5 a6 Rfe1 Bb4 Bb6 Qh4
Rad1
10-> 19.39 0.31 Bf5 Qd2 O-O a5 a6 Rfe1 Bb4 Bb6 Qh4
Rad1
11 49.98 0.35 Bf5 Rfc1 O-O a5 Re8 a6 b5 Bf2 b4 Ne2
f6
11-> 51.14 0.35 Bf5 Rfc1 O-O a5 Re8 a6 b5 Bf2 b4 Ne2
f6
time=51.47 cpu=99% mat=0 n=10746335 fh=91% nps=208666
ext-> checks=112770 recaps=33799 pawns=14713 1rep=5698 thrt:15
predicted=0 nodes=10746335 evals=2
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Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.