Question: Grand Duke George Mikhailovich of Russia is the heir apparent to a Duchess born in which city ?
Sentence (from "Maria Vladimirovna, Grand Duchess of Russia"): Maria Vladimirovna, Grand Duchess of Russia (Russian: Мари́я Влади́мировна Рома́нова ; born 23 December 1953 in Madrid), has been a claimant to the headship of the Imperial Family of Russia who reigned as Emperors and Autocrats of All the Russias, since 1992.
Relevant evidence: Yes