Question: Which country Thuận Thiên (Trần Dynasty Empress)'s mother is from?
Sentence (from "Thuận Thiên (Trần dynasty empress)"): Thuận Thiên was born in the royal family of the Lý dynasty as the first child of the Emperor Lý Huệ Tông and Lady Thuận Trinh Trần Thị Dung with whom she witnessed the turbulent time of the Late Lý and Early Trần Dynasty.
Relevant evidence: Yes