Solved 12 training puzzles141010
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Sjoerd van Dongen
Physical Chemist casually enjoying Chess.
Amsterdam Netherlands
Member since 21 Mar 2016
Active
Time spent playing: 1 day 23 hours 1 minute
Solved 20 training puzzles142020
Solved 9 training puzzles140031
Solved 9 training puzzles136964
Completed 1 correspondence game1 win
Solved 2 training puzzles13057
Solved 12 training puzzles131252