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: Serge Koussevitzky | Statement: [Symphony No. 2 "The Age of Anxiety", premiereConductor, Serge Koussevitzky]

Target entity: Serge Koussevitzky
Context triple: [Symphony No. 2 "The Age of Anxiety", premiereConductor, Serge Koussevitzky]

• A. Serge Koussevitzky chosen
  Serge Koussevitzky was a renowned Russian-born conductor, double bassist, and music director of the Boston Symphony Orchestra, celebrated for championing contemporary composers and founding the Tanglewood Music Center.
• B. Charles Munch
  Charles Munch was a renowned 20th-century French conductor celebrated for his dynamic interpretations of French and German repertoire and his influential recordings with major orchestras.
• C. Claude Monteux
  Claude Monteux was an American flutist and conductor known for his performances with major orchestras and for continuing the musical legacy of his father, conductor Pierre Monteux.
• D. William Steinberg
  William Steinberg was a renowned 20th-century German-American conductor celebrated for his precise, disciplined interpretations with major orchestras in the United States and Europe.
• E. Erich Leinsdorf
  Erich Leinsdorf was an Austrian-born American conductor renowned for his leadership of major orchestras and opera companies, particularly in the mid-20th century.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target predicate: premiereConductor
Context triple: [Symphony No. 2 "The Age of Anxiety", premiereConductor, Serge Koussevitzky]

• A. principalConductor
  Indicates that one entity serves as the main or lead conductor for another entity, typically an orchestra or musical ensemble.
• B. chiefConductorFrom
  Indicates that an entity serves as the chief conductor originating from or associated with a specified place or organization.
• C. principalGuestConductorOf
  Indicates that one entity serves as the principal guest conductor for another entity, typically an orchestra or musical ensemble.
• D. originalConductor chosen
  Indicates that an entity served as the first or initial conductor responsible for leading or directing a particular performance, ensemble, or musical work.
• E. formerConductor
  Indicates that an entity previously held the role or position of a conductor but no longer does so.
• F. None of above.