Disambiguation evidence for Ỷ Lan via surface form

"Ỷ Lan Nguyên phi"

Triples (1)

Triples where some other subject referred to this entity as "Ỷ Lan Nguyên phi".

Lý Thánh Tông → spouse →
"Ỷ Lan Nguyên phi"
↳ resolves to Ỷ Lan
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