Triple

Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).

Phrase: Alexei Petrovich Romanov | Statement: [Alexei Petrovich, Tsarevich of Russia, fullName, Alexei Petrovich Romanov]

Target entity: Alexei Petrovich Romanov
Context triple: [Alexei Petrovich, Tsarevich of Russia, fullName, Alexei Petrovich Romanov]

• A. Alexei Alexandrovich Romanov
  Alexei Alexandrovich Romanov was a Russian grand duke and naval officer of the Romanov dynasty, known for his influential role in the Imperial Russian Navy during the late 19th century.
• B. Alexei Alexeyevich Romanov chosen
  Alexei Alexeyevich Romanov, better known as Alexei Petrovich, was the ill-fated son and heir of Peter the Great whose conflict with his father led to his imprisonment and death.
• C. Feodor Nikitich Romanov
  Feodor Nikitich Romanov, later known as Patriarch Filaret, was a prominent Russian boyar and church leader who became de facto ruler of Russia during the early Romanov dynasty.
• D. Andrei Vladimirovich Romanov
  Andrei Vladimirovich Romanov was a Russian grand duke of the Romanov dynasty, noted for his long-term relationship and later marriage to the famed ballerina Mathilde Kschessinska and for living much of his life in exile after the Russian Revolution.
• E. Alexander Pavlovich Romanov
  Alexander Pavlovich Romanov, better known as Alexander I of Russia, was the Emperor of Russia from 1801 to 1825, noted for his role in defeating Napoleon and reshaping Europe at the Congress of Vienna.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.