Olaf Michalski
Genewa/Łódź
Klub
Chess.com Verified Titled Players
10.263 Anggota
Chess.com Community
56.863 Anggota
Chess.com - Polska
54.476 Anggota
Olympic Esports Series - Trials
8.751 Anggota
Polski Związek Szachowy
25.109 Anggota