Olaf Michalski
Genewa/Łódź
Klub
Chess.com Verified Titled Players
10.287 Anggota
Chess.com Community
57.851 Anggota
Chess.com - Polska
54.838 Anggota
Olympic Esports Series - Trials
8.746 Anggota
Polski Związek Szachowy
25.142 Anggota