Disambiguation evidence for Polish–Lithuanian Commonwealth via surface form

"Polish–Lithuanian Commonwealth (suzerainty over Courland)"

Triples (1)

Triples where some other subject referred to this entity as "Polish–Lithuanian Commonwealth (suzerainty over Courland)".

Duchy of Courland over Tobago → sovereignDuringExistence →
"Polish–Lithuanian Commonwealth (suzerainty over Courland)"
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