Question: When did Prince Dmitri Alexandrovich Of Russia's mother die?
Sentence (from "Prince Dmitri Alexandrovich of Russia"): Prince Dmitri Alexandrovich of Russia (15 August 1901 – 7 July 1980) was the fourth son and fifth child of Grand Duke Alexander Mikhailovich of Russia and Grand Duchess Xenia Alexandrovna of Russia.
Relevant evidence: Yes