Olaf Michalski
Genewa/Łódź
Klub
Chess.com Verified Titled Players
9.767 Anggota
Chess.com Community
51.878 Anggota
Chess.com - Polska
52.680 Anggota
Olympic Esports Series - Trials
8.786 Anggota
Polski Związek Szachowy
24.770 Anggota