Input (grade 13): Grigori Yefimovich Rasputin () (-) was a Russian mystic who is perceived as having influenced the later days of the Russian Tsar Nicholas II, his wife the Tsaritsa Alexandra, and their only son the Tsarevich Alexei.
Output (grade 9): Rasputin played a part in the lives of the Tsar Nicholas II, his wife, the Tsarina Alexandra and their only son, the Tsarevich Alexei.