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Subject: Match Ktulu 7.0 - The King 3.33 : final result

Author: Olivier Deville

Date: 09:56:15 04/17/05


Here is the final result of my match between Ktulu 7.0 and The King 3.33 :


Match Ktulu 7.0 - The King 3.33
40 moves in 5 minutes, 20 games

Hardware : Athlon64 3000+, 512mb, WindowsXP Home
GUI : Arena 1.1
Ponder off

KTULU 7.0 :

Big book by Denis Grafen
Hash 64 pawnhash 6 evalhash 2
Installed as a winboard engine

THE KING 3.33 :

Book by Leo Dijksman
Hash 64, default settings

                     Score     12345678901234567890
----------------------------------------------------
 1: The King 3.33  15.0 / 20   111===11=111=01=1011
 2: Ktulu 7.0       5.0 / 20   000===00=000=10=0100
----------------------------------------------------
20 games: +9 =6 -5


The final score is very hard on Ktulu. Let's give some comments :

- In several winning positions, Ktulu output an error message :

Error on performing a capture which its content is 6 and movpiece=5

In such cases, Arena stopped the engine and Ktulu lost on time. Winboard would
have let the game continue. This happened in games 3, 6, 8, 9, 12 and 20. Ktulu
lost a full point in all these games, except games 6 and 9 (only a half point
because the opponent was having only a King left).

- In game 5, Ktulu was unable to win the endgame Q vs R.

If we would give Ktulu a full point in all these games, it should have won the
match 10.5 - 9.5 !

As a sidenote, Arena sent a "new" command in all even games (2, 4, 6, 8 etc)
after White played its first move. This harmed the broadcast, if not the
engines.

Ktulu is probably not the 3rd engine in the world, still it is a very promising
one. But it needs some fixing, and Arena as well.

Olivier



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