Disambiguation evidence for Portoferraio via surface form

"Portoferraio (at times)"

Triples (1)

Triples where some other subject referred to this entity as "Portoferraio (at times)".

Principality of Piombino → includedTerritory →
"Portoferraio (at times)"
↳ resolves to Portoferraio
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