Olaf Michalski
Genewa/Łódź
Klub
Chess.com Verified Titled Players
10.307 Anggota
Chess.com Community
58.949 Anggota
Chess.com - Polska
55.131 Anggota
Olympic Esports Series - Trials
8.741 Anggota
Polski Związek Szachowy
25.176 Anggota