Dane Mattson
Superior, WI
Chess.com-ansatte
Spiller med tittel
Topp-Blogger
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National Master Dane Mattson. Chess.com Daily Puzzle curator, Lessons author. Fellow traveler on the road to chess improvement and fullfilment. Join us for the 2025 Improvement Challenge! 
https://www.chess.com/news/view/announcing-chess-improvement-challenge-2025
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