Disambiguation evidence for Kolubara River region via surface form

"Kolubara District (historical-geographical region)"

Triples (1)

Triples where some other subject referred to this entity as "Kolubara District (historical-geographical region)".

Lazarevac → partOfRegion →
"Kolubara District (historical-geographical region)"
↳ resolves to Kolubara River region
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