Disambiguation evidence for Gertrude of Süpplingenburg via surface form

"Clementia’s mother-in-law, Gertrude of Saxony"

Triples (1)

Triples where some other subject referred to this entity as "Clementia’s mother-in-law, Gertrude of Saxony".

Clementia of Burgundy → predecessor →
"Clementia’s mother-in-law, Gertrude of Saxony"
↳ resolves to Gertrude of Süpplingenburg
ⓘ