Joao Otavio Benevides Demasi
Клубови
USChess - Members Only
3.336 чланова
Waltham Chess Club - USCF Rated
786 чланова
Chess.com Verified Titled Players
10.287 чланова
Chess.com Legends Club
2.647.091 члан
KT Chess - USCF Tounaments
116 чланова