Unverified50% confidenceEventExact time
In 2005, the Palamedes Chess Club (PAL/CSS) held a freestyle chess tournament in Germany, with rules allowing players to freely use engines and knowledge bases.
1
Sources
50%
Confidence
Long-term
Relevance
10/26/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedPGN is the universal export format for mainstream chess platforms such as Lichess and Chess.com57% similarUnverifiedAfter Deep Blue, a new form of human-computer collaborative chess emerged — Advanced Chess/Centaur Chess — in which humans using computer-assisted analysis can often play games that surpass those of either pure humans or pure computers.50% similar
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