original_query: Who was Grand Duke Michael Mikhailovich of Russia related to?
query: Who was Grand Duke Michael Mikhailovich of Russia related to?
answer: He was the son of Grand Duke Michael Nicolaievich of Russia and grandson of Tsar Nicholas I of Russia.  His wife, Countess Sophie von Merenberg, was a morganatic daughter of Prince Nicholas William of Nassau and a granddaughter of the poet Alexander Pushkin.