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Subject: Re: Fruit book

Author: Andres Valverde

Date: 06:55:16 08/03/05

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On August 02, 2005 at 17:23:44, Dann Corbit wrote:

>On August 02, 2005 at 16:43:25, Andres Valverde wrote:
>
>>Hi there,
>>
>>I downloaded Dann's book and rename it to book_small.bin. I saved it to the
>>Fruit directory. The engine apparently doesn't use it. Any ideas?
>
>Did you decompress it before renaming it to book_small.bin?

Yes I did, and this is the engine output (initial position):

--> Fruit 2.1 UCI by Fabien Letouzey
--> id name Fruit 2.1
--> id author Fabien Letouzey
--> option name Hash type spin default 16 min 4 max 1024
--> option name Ponder type check default false
--> option name OwnBook type check default true
--> option name BookFile type string default book_small.bin
--> option name NullMove Pruning type combo default Fail High var Always var
Fail High var Never
--> option name NullMove Reduction type spin default 3 min 1 max 3
--> option name Verification Search type combo default Endgame var Always var
Endgame var Never
--> option name Verification Reduction type spin default 5 min 1 max 6
--> option name History Pruning type check default true
--> option name History Threshold type spin default 60 min 0 max 100
--> option name Futility Pruning type check default false
--> option name Futility Margin type spin default 100 min 0 max 500
--> option name Delta Pruning type check default false
--> option name Delta Margin type spin default 50 min 0 max 500
--> option name Quiescence Check Plies type spin default 1 min 0 max 2
--> option name Material type spin default 100 min 0 max 400
--> option name Piece Activity type spin default 100 min 0 max 400
--> option name King Safety type spin default 100 min 0 max 400
--> option name Pawn Structure type spin default 100 min 0 max 400
--> option name Passed Pawns type spin default 100 min 0 max 400
--> uciok
--> readyok
--> info depth 1
--> info depth 1 seldepth 1 score cp 26 time 0 nodes 2 pv b1a3
--> info depth 1 seldepth 1 score cp 54 time 0 nodes 3 pv b1c3
--> info depth 1 seldepth 1 time 0 nodes 21 nps 0
--> info depth 2
--> info depth 2 seldepth 2 score cp 0 time 0 nodes 44 pv b1c3 b8c6
--> info depth 2 seldepth 2 time 0 nodes 82 nps 0
--> info depth 3
--> info depth 3 seldepth 3 score cp 54 time 0 nodes 148 pv b1c3 b8c6 g1f3
--> info depth 3 seldepth 3 time 0 nodes 186 nps 0
--> info depth 4
--> info depth 4 seldepth 6 score cp 0 time 0 nodes 300 pv b1c3 b8c6 g1f3 g8f6
--> info depth 4 seldepth 6 time 0 nodes 976 nps 0
--> info depth 5
--> info depth 5 seldepth 9 score cp 48 time 0 nodes 1729 pv b1c3 b8c6 g1f3 g8f6
d2d4
--> info depth 5 seldepth 9 time 0 nodes 1933 nps 0
--> info depth 6
--> info depth 6 seldepth 12 score cp 0 time 0 nodes 3331 pv b1c3 b8c6 g1f3 g8f6
d2d4 d7d5
--> info depth 6 seldepth 12 time 15 nodes 9447 nps 0
--> info depth 7
--> info depth 7 seldepth 14 score cp 42 time 15 nodes 15332 pv b1c3 b8c6 g1f3
g8f6 d2d4 d7d5 c1f4
--> info depth 7 seldepth 14 time 15 nodes 16243 nps 0
--> info depth 8
--> info depth 8 seldepth 17 score cp 0 time 47 nodes 35078 pv b1c3 g8f6 g1f3
b8c6 d2d4 d7d5 c1f4 c8f5
--> info depth 8 seldepth 20 time 78 nodes 72286 nps 0
--> info depth 9
--> info depth 9 seldepth 20 score cp 15 time 140 nodes 125215 pv b1c3 g8f6 g1f3
b8c6 d2d4 d7d5 d1d3 c6b4 d3b5 b4c6
--> info depth 9 seldepth 21 time 172 nodes 151298 nps 0
--> info depth 10
--> info depth 10 seldepth 22 score cp 12 time 390 nodes 330356 pv b1c3 d7d5
d2d4 c8f5 g1f3 g8f6 f3h4 f5g4 h2h3 g4d7
--> info depth 10 seldepth 22 score cp 15 time 500 nodes 427686 pv g1f3 b8c6
d2d4 d7d5 b1c3 g8f6 d1d3 g7g6 c1f4 c8f5
--> info depth 10 seldepth 24 time 578 nodes 504717 nps 0
--> info depth 11

Maybe the Ownbook option must be set to false?



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