Latvia destroyed Turkey 84-50 on Thursday in Södertälje.
Sabine Niedola, a member of Latvia's squad at last month's EuroBasket Women, had a game-high 26 points while team-mate Kristine Vitola contributed 22.
Niedola was nine of 13 (69.2%) inside the arc and also pulled down seven rebounds.
|Spain's Leonor Rodriguez poured in 15 for her team|
Turkey struggled in every department in the opening half and went to the break trailing 52-18.
Daiga Jansone's side outrebounded Turkey 45-27.
In the other Group B game, Spain trailed 37-36 early in the third quarter but went on a 15-2 run over the next five minutes to take a 51-39 lead.
Mete Celius' five consecutive points allowed Belgium to cut the deficit 51-44 with three minutes to go in the quarter.
However, the Belgians went ice cold and failed to score in the first four minutes of the final quarter as Spain pulled away for a 77-49 victory.
Spain power forward Leonor Rodriguez led all scorers with 15 points.