Olaf Michalski
Genewa/Łódź
Клубове
Chess.com Verified Titled Players
10 173 Членове
Chess.com Community
54 274 Членове
Chess.com - Polska
53 248 Членове
Olympic Esports Series - Trials
8 765 Членове
Polski Związek Szachowy
24 922 Членове