Chess Assistant 12 with Houdini 2 is a unique tool for managing chess games and databases, playing chess online, analyzing games, or playing chess against the computer. The Starter Package includes the best chess engine – Houdini 2, Chess opening Encyclopedia 2011, a powerful search system, a unique Tree mode, databases of 5.1 million games in total... (
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The program works with the following extensions:
cdp,
ror