Disambiguation evidence for Siewierz via surface form

"Siewierz (historic territory in Poland)"

Triples (1)

Triples where some other subject referred to this entity as "Siewierz (historic territory in Poland)".

Prince of Siewierz → namedAfter →
"Siewierz (historic territory in Poland)"
↳ resolves to Siewierz
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