Question: Where was the place of death of Duke Constantine Petrovich Of Oldenburg's father?
Sentence (from "Duke Constantine Petrovich of Oldenburg"): Duke Constantine Frederick Peter of Oldenburg (tr. ; 9 May 1850 - 18 March 1906) was a son of Duke Peter Georgievich of Oldenburg and his wife Princess Therese of Nassau-Weilburg Known in the court of Tsar Nicholas II as Prince Constantine Petrovich Oldenburgsky, he was the father of the Russian Counts and Countesses von Zarnekau.
Relevant evidence: Yes