I have no idea how to use rybka or shredder of Chess assistant9 to
analyse or annotate chess games I saved in the internet.If you or any
one can show me the way in detail I shall be grateful.Prasanta Roy






--- In Rybka_chess_group@yahoogroups.com, "bogdan_calmac"
<bogdan_calmac@...> wrote:
>
> I'm trying to use Rybka (2.1 32-bit, single CPU) to analyze my
> (mediocre) games through the two GUIs that I own, Fritz 8 and
> Shredder 10 UCI.
>
> I tried the following analysis modes:
> - Full analysis (Fritz 8)
> - Blunder check (Fritz 8)
> - Deep position analysis (Fritz 8)
> - Analyze game (Shredder 10)
>
> The general problem is that Rybka does not take into acount the
time
> limits specified, but just keep analyzing indefinitely at some
point.
> For instance, when using "Blunder Check" with time=60sec and
> threshold=66, Rybka rightfully sees that 15.Nb3 is a gross blunder
> but then hangs on analyzing 14...Nf4. I left it overnight and I
found
> it in the same place at the ridiculous depth of 22:-)
>
> 1. e4 e5 2. Nf3 Nc6 3. d3 Nf6 4. Be2 d5 5. exd5 Nxd5
> 6. c4 Bb4+ 7. Bd2 Nf4 8. O-O Qf6 9. Bxb4 Nxb4 10. Qa4+ Bd7
> 11. Qxb4 Nxe2+ 12. Kh1 Bc6 13. Nbd2 O-O-O 14. Rae1 Nf4 15. Nb3 Bxf3
> 16. gxf3 Nxd3 17. Nc5 Qxf3+ 18. Kg1 Nxb4 19. Re3 Qc6 0-1
>
> I tried again with time=5sec and the same thing happened. On the
> other hand, other engines (Fritz 8, Shredder 10 UCI) have no
problem
> with this game and analyse each move for the specified time plus at
> most 50%. That's acceptable, you must probably finish analyzing the
> current ply, but Rybka goes many plies deeper after the time is up.
>
> So now the question: Is Rybka compatible with the various analysis
> modes of third party GUIs (which rely on UCI)? Or is is usable just
> for interactive analysis mode (turn on infinite analysis and keep
> staring at the best line)?
>
> I also want to mention that I use a Thinkpad T60 (Intel Centrino
Duo
> 2GHz CPU, 1.5 GB RAM). For the above test I tried hash sizes of 64,
> 128 and 512 with the same result. Also, the engine was left with
the
> default configuration.
>
> Thank you.
>