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: Sergei Aleksandrovich Kusevitsky | Statement: [Serge Koussevitzky, birthName, Sergei Aleksandrovich Kusevitsky]

Target entity: Sergei Aleksandrovich Kusevitsky
Context triple: [Serge Koussevitzky, birthName, Sergei Aleksandrovich Kusevitsky]

• A. Nikolai Sokoloff
  Nikolai Sokoloff was a Russian-American conductor best known as the founding music director of the Cleveland Orchestra and a prominent leader in U.S. government-sponsored music initiatives during the New Deal era.
• B. Sergei Brylin
  Sergei Brylin is a former Russian professional ice hockey forward best known for his long NHL career with the New Jersey Devils, with whom he won three Stanley Cup championships.
• C. Sergei Alliluyev
  Sergei Alliluyev was a Russian railway worker and Bolshevik revolutionary best known as the father of Nadezhda Alliluyeva, Joseph Stalin’s second wife.
• D. Nikolai Tikhonov
  Nikolai Tikhonov was a Soviet statesman and economist who served as Premier of the Soviet Union during the early 1980s under Leonid Brezhnev and his successors.
• E. Aleksei Vinogradov
  Aleksei Vinogradov was a Soviet military commander best known for leading Red Army forces during the early stages of the Winter War against Finland, including the ill-fated operations around Suomussalmi.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"

Entity: Sergei Aleksandrovich Kusevitsky
Triple: [Serge Koussevitzky, birthName, Sergei Aleksandrovich Kusevitsky]

Sergei Aleksandrovich Kusevitsky, better known as Serge Koussevitzky, was a prominent Russian-born American conductor, double-bassist, and music director of the Boston Symphony Orchestra renowned for championing contemporary composers.

Target entity: Sergei Aleksandrovich Kusevitsky
Target entity description: Sergei Aleksandrovich Kusevitsky, better known as Serge Koussevitzky, was a prominent Russian-born American conductor, double-bassist, and music director of the Boston Symphony Orchestra renowned for championing contemporary composers.

• A. Nikolai Sokoloff
  Nikolai Sokoloff was a Russian-American conductor best known as the founding music director of the Cleveland Orchestra and a prominent leader in U.S. government-sponsored music initiatives during the New Deal era.
• B. Sergei Brylin
  Sergei Brylin is a former Russian professional ice hockey forward best known for his long NHL career with the New Jersey Devils, with whom he won three Stanley Cup championships.
• C. Sergei Alliluyev
  Sergei Alliluyev was a Russian railway worker and Bolshevik revolutionary best known as the father of Nadezhda Alliluyeva, Joseph Stalin’s second wife.
• D. Nikolai Tikhonov
  Nikolai Tikhonov was a Soviet statesman and economist who served as Premier of the Soviet Union during the early 1980s under Leonid Brezhnev and his successors.
• E. Aleksei Vinogradov
  Aleksei Vinogradov was a Soviet military commander best known for leading Red Army forces during the early stages of the Winter War against Finland, including the ill-fated operations around Suomussalmi.
• F. None of above. chosen