Tournament.m

- (BOOL)isEqual:(id)object
{
    if (self == object) {
        return YES;
    }

    if (![object isKindOfClass:TRTournament.class]) {
        return NO;
    }

    return [self isEqualToTournament:(TRTournament *)object];
}

- (BOOL)isEqualToTournament:(TRTournament *)tournament
{
    return [self.ID isEqualToString:tournament.ID] &&
           [self.name isEqualToString:tournament.name];
}