Disambiguation evidence for Grand Duke Boris Vladimirovich of Russia via surface form

"association with Grand Duke Boris Vladimirovich of Russia"

Triples (1)

Triples where some other subject referred to this entity as "association with Grand Duke Boris Vladimirovich of Russia".

Countess Marianne von Dönhoff → notableFor →
"association with Grand Duke Boris Vladimirovich of Russia"
↳ resolves to Grand Duke Boris Vladimirovich of Russia
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linked to: Countess Marianne von Dönhoff (morganatic, disputed or later relationship often attributed)