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Order any two training programs in our online chess shop and get a third training program absolutely free. If your order is more than $120 / €100 Euro, you will get additional present.

New CT-ART 5.0 combines three excellent courses guiding you from beginner to advanced level.

ChessOK.com » Rybka 4 Aquarium, Opening Book & Chess Assistant 11 release
Rybka 4 Aquarium, Opening Book & Chess Assistant 11 release 26 May 2010

(Deep) Rybka 4 Aquarium has been released! All the preorder items have been sent as of now. If you haven’t recieved your link and serial number (the missing/blocked emails are the unfortunate evil), please mail to sales@convekta.com. We’re terribly sorry to delay your expectations.

Rybka 4 Aquarium for download
Rybka 4 Aquarium on DVD
Deep Rybka 4 Aquarium for download
Deep Rybka 4 Aquarium on DVD

Rybka 4 Aquarium book by Jiri Dufek has also been released!

Rybka 4 Aquarium book by Jiri Dufek for download
Rybka 4 Aquarium book by Jiri Dufek on DVD

Chess Assistant 11 is there!
— Starter for download / on DVD
— Professional for download / on DVD
Mega with Gold Nalimov Tablebases

You can also upgrade from Chess Assistant 10 for a lower price. Check out Chess Assistant & Databases catalog.

There’s also a 30% discount if you buy a combo of Chess Assistant + Rybka 4 Aquarium. Check out our Specials catalog.

Study chess online on Chess King Learn! Time-proven training courses, thousands of examples and exercises.

Start playing right now in your web browser on Chess King Playing Zone! Teams, tournaments, training, analysis and much more!

7-man Lomonosov Tablebases provide deeper-than-ever insight into chess endgame.

Download weekly chess database updates (containing 2000+ games) with latest tournaments and games in PGN and Chess Assistant format.

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