Author: Peter Herttrich
Date: 04:30:56 11/06/97
Hello Bob, Hello Crafty-Freaks,
i took a look yesterday evening into the game Crafty-Fritz
in the 2nd round.
And there i detected a strange thing.
I cannot reproduce the move 13. Rd1 for Crafty.
I switched on the annotate:
********
[Event "1997.10.26"]
[Site "Paris"]
[Date "1997.10.27"]
[Round "2"]
[White "Crafty / Alpha 500"]
[WhiteElo ""]
[Black "Fritz / P2-300"]
[BlackElo ""]
[Result "1/2-1/2"]
[Annotator "Crafty v13.10"]
{annotating only white moves.}
{using a scoring margin of +0.000 pawns.}
{search time limit is 10:00}
1. d4 d5
2. c4 c6
3. Nf3 Nf6
4. Nc3 dxc4
5. a4 Bf5
6. e3 e6
7. Bxc4 Bb4
8. O-O Nbd7
9. Qb3 a5
10. Nh4 Bg6
11. g3 Qb6
12. Nxg6 hxg6
13. Rd1
{12:-0.510 Rd1 g5 f3 Qc7 Na2 Bd6 Rb1 O-O Bf1 Nb6 Bd2
Nbd5}
{12:-0.234 Na2 Bd6 Qxb6 Nxb6 Bb3 g5 f3 g4 Bd2 Nbd5 Nc3
Nxc3 bxc3 g5 fxg4 Nxg4}
13. ... O-O-O
***********
Here is the part of the log:
***********
White(13): Rd1
Searching all legal moves.
----------------------------------
move win draw lose % w/l score learn sortv P
Rd1? 0 0 1 100 0.0 -0.006 0/ 0 0.0 N
time surplus 0.00 time limit 10:00 (10:00)
depth time score variation (1)
5 0.17 0.096 Na2 Bd6 Bd2 Qc7 Rae1
5-> 0.27 0.096 Na2 Bd6 Bd2 Qc7 Rae1
6 0.54 -0.014 Na2 Bd6 Qxb6 Nxb6 Bb3 Ng4 h4
6-> 0.69 -0.014 Na2 Bd6 Qxb6 Nxb6 Bb3 Ng4 h4
7 1.19 -0.162 Na2 Bd6 Qxb6 Nxb6 Bb3 Ng4 h4 Nd5
7-> 3.45 -0.162 Na2 Bd6 Qxb6 Nxb6 Bb3 Ng4 h4 Nd5
8 5.93 -0.101 Na2 Be7 Qxb6 Nxb6 Bb3 Ng4 h4 g5
hxg5 Bxg5
8-> 7.66 -0.101 Na2 Be7 Qxb6 Nxb6 Bb3 Ng4 h4 g5
hxg5 Bxg5
9 10.93 -0.219 Na2 Be7 Qxb6 Nxb6 Bb3 g5 f3 Nfd5
Bd2 O-O
9-> 21.25 -0.219 Na2 Be7 Qxb6 Nxb6 Bb3 g5 f3 Nfd5
Bd2 O-O
10 36.61 -0.236 Na2 Bd6 Qxb6 Nxb6 Bb3 g5 f3 O-O Bd2
Nbd5 Rae1
10-> 1:21 -0.236 Na2 Bd6 Qxb6 Nxb6 Bb3 g5 f3 O-O Bd2
Nbd5 Rae1
11 1:40 -0.251 Na2 Bd6 Qxb6 Nxb6 Bb3 g5 f3 O-O Bd2
Rfd8 Rae1 Nbd5
11-> 4:32 -0.251 Na2 Bd6 Qxb6 Nxb6 Bb3 g5 f3 O-O Bd2
Rfd8 Rae1 Nbd5
12 5:56 -0.234 Na2 Bd6 Qxb6 Nxb6 Bb3 g5 f3 g4 Bd2
time: 10:00 cpu:99% mat:0 n:39050105 nps:65090
ext-> checks:447924 recaps:201234 pawns:2459 1rep:156887
predicted:0 nodes:39050105 evals:15500771
endgame tablebase-> probes done: 0 successful: 0
Searching only the move played in game.
--------------------
move win draw lose % w/l score learn sortv P
Rd1? 0 0 1 100 0.0 -0.006 0/ 0 0.0 N
time surplus 0.00 time limit 30:00 (30:00)
depth time score variation (1)
6 0.47 -0.624 Rd1 g5 Na2 g4 Nxb4 axb4 Bf1
6-> 0.47 -0.624 Rd1 g5 Na2 g4 Nxb4 axb4 Bf1
7 1.03 ++ Rd1!!
7 1.61 -0.293 Rd1 g5 Na2 Bd6 f3 Qc7 Bf1
7-> 1.61 -0.293 Rd1 g5 Na2 Bd6 f3 Qc7 Bf1
8 3.14 -0.501 Rd1 g5 Na2 Bd6 f3 Qc7 Bf1 O-O
8-> 3.14 -0.501 Rd1 g5 Na2 Bd6 f3 Qc7 Bf1 O-O
9 9.49 -0.413 Rd1 g5 f3 O-O Na2 c5 Nxb4 cxb4 Bf1
Rac8
9-> 9.54 -0.413 Rd1 g5 f3 O-O Na2 c5 Nxb4 cxb4 Bf1
Rac8
10 30.31 -0.593 Rd1 g5 f4 gxf4 exf4 O-O Kf1 Bxc3
bxc3
Ne4 Bb2 Qc7
10-> 30.32 -0.593 Rd1 g5 f4 gxf4 exf4 O-O Kf1 Bxc3
bxc3
Ne4 Bb2 Qc7
11 1:57 -0.499 Rd1 g5 f3 Qc7 Bd2 g4 Be2 Bxc3 bxc3
Nd5 fxg4 g5
11-> 1:57 -0.499 Rd1 g5 f3 Qc7 Bd2 g4 Be2 Bxc3 bxc3
Nd5 fxg4 g5
12 4:02 -0.510 Rd1 g5 f3 Qc7 Na2 Bd6 Rb1 O-O Bf1
Nb6 Bd2 Nbd5
12-> 4:02 -0.510 Rd1 g5 f3 Qc7 Na2 Bd6 Rb1 O-O Bf1
Nb6 Bd2 Nbd5
time: 4:02 cpu:99% mat:0 n:16055246 nps:66239
ext-> checks:197267 recaps:84724 pawns:622 1rep:64199
predicted:0 nodes:16055246 evals:6449049
endgame tablebase-> probes done: 0 successful: 0
******************
Here my .craftyrc:
time 40/120/20/60/sd/30
hash 48M
hashp 4M
book on
book random 4
book width 1
show book
resign 2 2
exit
****
Machine: K6/200 64MB LINUX
Bob, what has happend?
Have I made something wrong?
The same thing happend with move 14.Bf1 (-0.492) !!
Crafty would move 14.Na2 (+0.143)
This is really a big difference.
And for the third time in move 66.Rc8+
White(66): Rc8+
Searching all legal moves.
----------------------------------
time surplus 0.00 time limit 10:00 (10:00)
depth time score variation (1)
5 0.15 -1.760 Re8 e3 f4 Nd3 f5
5 0.24 -1.576 Rc8+ Kd3 g5 Rf5 Rg8 Rf3+ Kg2
5-> 0.27 -1.576 Rc8+ Kd3 g5 Rf5 Rg8 Rf3+ Kg2
6 0.34 -- Rc8+
6 0.56 -1.968 Rc8+ Kd3 Rd8+ Ke2 f4 Nd3 f5 e3 Rd4
6 0.67 -1.712 Re8 e3 fxe3 Rf3+ Kh4 Rxe3 g5
6-> 0.75 -1.712 Re8 e3 fxe3 Rf3+ Kh4 Rxe3 g5
7 1.09 -1.741 Re8 Rf3+ Kg2 Kd5 Rd8+ Kc6 g5 Nd3
Rc8+
Kd5
7-> 1.44 -1.741 Re8 Rf3+ Kg2 Kd5 Rd8+ Kc6 g5 Nd3
Rc8+
Kd5
8 1.63 -- Re8
8 1.94 -2.124 Re8 Rf3+ Kg2 Kd4 Rd8+ Kc3 Ra8 Nd3
Ra2
Kd4
8-> 4.36 -2.124 Re8 Rf3+ Kg2 Kd4 Rd8+ Kc3 Ra8 Nd3
Ra2
Kd4
9 5.28 -2.089 Re8 Rf3+ Kg2 Kd5 Rd8+ Kc6 Rc8+ Kd7
Rg8 Nd3 Rg7+ Kc6 Rg6+ Kd5
9-> 9.48 -2.089 Re8 Rf3+ Kg2 Kd5 Rd8+ Kc6 Rc8+ Kd7
Rg8 Nd3 Rg7+ Kc6 Rg6+ Kd5
10 12.49 -2.142 Re8 Rf3+ Kg2 Kd5 Rd8+ Kc6 Re8 Nd3
Rxe4
Rxf2+ Kg3 Kd5 Re7
10-> 19.65 -2.142 Re8 Rf3+ Kg2 Kd5 Rd8+ Kc6 Re8 Nd3
Rxe4
Rxf2+ Kg3 Kd5 Re7
11 25.60 -2.127 Re8 Rf3+ Kg2 Kd5 Rd8+ Kc6 Re8 Nd3
Rxe4
Rxf2+ Kg3 Kd5 Re3 Kd4
11-> 39.14 -2.127 Re8 Rf3+ Kg2 Kd5 Rd8+ Kc6 Re8 Nd3
Rxe4
Rxf2+ Kg3 Kd5 Re3 Kd4
12 47.20 -- Re8
12 58.39 -2.469 Re8 Rf3+ Kg2 Kd5 Rd8+ Ke6 Re8+ Kd6
Rd8+ Ke7 Rd4 Rf4 g5 Nd3 Kg3 Rf3+
Kg4
Nxf2+
12-> 1:54 -2.469 Re8 Rf3+ Kg2 Kd5 Rd8+ Ke6 Re8+ Kd6
Rd8+ Ke7 Rd4 Rf4 g5 Nd3 Kg3 Rf3+
Kg4
Nxf2+
13 2:16 -- Re8
13 4:20 -2.811 Re8 Rf3+ Kh4 Kd5 Rd8+ Ke6 Re8+ Kd6
Rd8+ Nd7 Re8 Nf6 Rd8+ Ke7 Rb8 Rxf2
g5 Nd5
time: 10:00 cpu:99% mat:-3 n:42966500 nps:71952
ext-> checks:2821571 recaps:57373 pawns:935175
1rep:1059941
predicted:0 nodes:42966500 evals:15028791
endgame tablebase-> probes done: 918608 successful: 0
Searching only the move played in game.
--------------------
time surplus 0.00 time limit 30:00 (30:00)
depth time score variation (1)
6 0.20 -- Rc8+
6 0.42 -1.968 Rc8+ Kd3 Rd8+ Ke2 f4 Nd3 f5 e3 Rd4
6-> 0.42 -1.968 Rc8+ Kd3 Rd8+ Ke2 f4 Nd3 f5 e3 Rd4
7 1.17 -2.027 Rc8+ Kd3 Rd8+ Kc2 Re8 Rf3+ Kh4 Nd3
Rxe4 Rxf2
7-> 1.17 -2.027 Rc8+ Kd3 Rd8+ Kc2 Re8 Rf3+ Kh4 Nd3
Rxe4 Rxf2
8 2.51 -2.139 Rc8+ Kd3 Rd8+ Ke2 Re8 Rf3+ Kg2
Rxf2+
Kh3 Nxg4 Kxg4 e3 Re4
8-> 2.51 -2.139 Rc8+ Kd3 Rd8+ Ke2 Re8 Rf3+ Kg2
Rxf2+
Kh3 Nxg4 Kxg4 e3 Re4
9 9.26 -2.142 Rc8+ Kd5 Rd8+ Kc6 Re8 Rf3+ Kg2 Nd3
Rxe4 Rxf2+ Kg3 Kd5 Re7
9-> 9.36 -2.142 Rc8+ Kd5 Rd8+ Kc6 Re8 Rf3+ Kg2 Nd3
Rxe4 Rxf2+ Kg3 Kd5 Re7
10 18.11 -- Rc8+
10 27.60 -2.956 Rc8+ Kd3 Rd8+ Ke2 Rd4 Rf3+ Kh4 Rf4
Rd5 Nd3 Kh5 Kxf2 g5
10-> 27.60 -2.956 Rc8+ Kd3 Rd8+ Ke2 Rd4 Rf3+ Kh4 Rf4
Rd5 Nd3 Kh5 Kxf2 g5
11 1:02 -3.057 Rc8+ Kd3 Re8 Rf3+ Kh4 Nc6 g5 Rxf2
g6
Rg2 Re6 Nd4 Kh3 Rg1
11-> 1:02 -3.057 Rc8+ Kd3 Re8 Rf3+ Kh4 Nc6 g5 Rxf2
g6
Rg2 Re6 Nd4 Kh3 Rg1
12 1:56 -3.095 Rc8+ Kd3 Re8 Rf3+ Kh4 Nc6 g5 Rxf2
g6
Rg2 Re6 Nd4 Kh3 Rg5 Rd6
12-> 1:56 -3.095 Rc8+ Kd3 Re8 Rf3+ Kh4 Nc6 g5 Rxf2
g6
Rg2 Re6 Nd4 Kh3 Rg5 Rd6
13 8:14 -3.375 Rc8+ Kd3 Rd8+ Ke2 Rd4 Rf3+ Kh4 Rf4
Rd5 Nd3 Kg3 Rxf2 g5 e3 g6 Rf6 Rg5
Rf3+
Kg4
13-> 8:14 -3.375 Rc8+ Kd3 Rd8+ Ke2 Rd4 Rf3+ Kh4 Rf4
Rd5 Nd3 Kg3 Rxf2 g5 e3 g6 Rf6 Rg5
Rf3+
Kg4
time: 8:14 cpu:99% mat:-3 n:36060119 nps:72923
ext-> checks:2389060 recaps:56088 pawns:819392 1rep:979707
predicted:0 nodes:36060119 evals:11522124
endgame tablebase-> probes done: 778711 successful: 0
*****
By the way, the editor in this ccc-html-window is a nightmare!!
Uff, i hope this msg reaches the target.
Peter
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