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: Arthur Cochran is a former Princeton music professor | Statement: [Perfect Harmony, characterRole, Arthur Cochran is a former Princeton music professor]

Target entity: Arthur Cochran is a former Princeton music professor
Context triple: [Perfect Harmony, characterRole, Arthur Cochran is a former Princeton music professor]

• A. Glenn Chadwick
  Glenn Chadwick is known as the husband of American actress Michael Learned, famed for her role as Olivia Walton on the television series "The Waltons."
• B. Donald Sarason
  Donald Sarason was an American mathematician known for his influential work in operator theory and function spaces, particularly Hardy spaces, and for mentoring prominent analysts.
• C. John Cranko
  John Cranko was a renowned South African-born British choreographer and director, best known for his influential narrative ballets and leadership of the Stuttgart Ballet.
• D. Chuck Mangione
  Chuck Mangione is an American flugelhorn player, composer, and bandleader best known for his smooth jazz hit "Feels So Good."
• E. JoAnn Falletta
  JoAnn Falletta is an acclaimed American conductor known for her long-standing leadership of the Buffalo Philharmonic Orchestra and her championing of contemporary and American composers.
• 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: Arthur Cochran is a former Princeton music professor
Triple: [Perfect Harmony, characterRole, Arthur Cochran is a former Princeton music professor]

Arthur Cochran is the central, curmudgeonly choir director in the television series "Perfect Harmony," whose refined musical background clashes humorously with a small-town church choir.

Target entity: Arthur Cochran is a former Princeton music professor
Target entity description: Arthur Cochran is the central, curmudgeonly choir director in the television series "Perfect Harmony," whose refined musical background clashes humorously with a small-town church choir.

• A. Glenn Chadwick
  Glenn Chadwick is known as the husband of American actress Michael Learned, famed for her role as Olivia Walton on the television series "The Waltons."
• B. Donald Sarason
  Donald Sarason was an American mathematician known for his influential work in operator theory and function spaces, particularly Hardy spaces, and for mentoring prominent analysts.
• C. John Cranko
  John Cranko was a renowned South African-born British choreographer and director, best known for his influential narrative ballets and leadership of the Stuttgart Ballet.
• D. Chuck Mangione
  Chuck Mangione is an American flugelhorn player, composer, and bandleader best known for his smooth jazz hit "Feels So Good."
• E. JoAnn Falletta
  JoAnn Falletta is an acclaimed American conductor known for her long-standing leadership of the Buffalo Philharmonic Orchestra and her championing of contemporary and American composers.
• F. None of above. chosen