Disambiguation evidence for Saint Gwladys via surface form

"Gwladys ferch Rhiwallon"

Triples (1)

Triples where some other subject referred to this entity as "Gwladys ferch Rhiwallon".

Rhys ap Tewdwr → spouse →
"Gwladys ferch Rhiwallon"
↳ resolves to Saint Gwladys
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