Jefferson dos Santos Oliveira
क्लब
Chess.com Verified Titled Players
9,767 सदस्य
Olympic Esports Series - Trials
8,786 सदस्य
Chess.com Legends Club
24,62,071 सदस्य
Federação Paulista de Xadrez
1,433 सदस्य
Chess.com em Português
33,416 सदस्य