bn:01692205n
Noun Named Entity
AR
No term available
EN
Prince John Konstantonovich of Russia, born as Grand Duke John Konstantinovich of Russia, sometimes also known as Prince Ivan or Prince Ioann or Prince Johan, was the eldest son of Grand Duke Konstantin Konstantinovich of Russia by his wife, Yelizaveta Mavrikievna, née Princess Elisabeth of Saxe-Altenburg. Wikipedia
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