Disambiguation evidence for Principality of East Frisia via surface form
"Principality of East Frisia"
Triples (1)
Triples where some other subject referred to this entity
as "Principality of East Frisia".
Cirksena dynasty
→
ruledTerritory
→
"Principality of East Frisia"
ⓘ
↳ resolves to Principality of East Frisia