bn:02978982n
Noun Named Entity
NL
Tsarevich Alexei Alexeyevich of Russia
EN
Tsarevich Alexei Alexeyevich was the second son and heir of Tsar Alexis of Russia and Maria Miloslavskaya, brother of Tsar Feodor III, Tsar Ivan V, and Tsarevna Sophia and half-brother of Tsar Peter the Great. Wikipedia
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