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: Byzantine chant | Statement: [Gregorios the Protopsaltes, mainWorkField, Byzantine chant]

Target entity: Byzantine chant
Context triple: [Gregorios the Protopsaltes, mainWorkField, Byzantine chant]

• A. Byzantine chant chosen
  Byzantine chant is the monophonic, modal liturgical music of the Eastern Orthodox Church and other churches following the Byzantine tradition.
• B. Ambrosian chant
  Ambrosian chant is a liturgical plainchant tradition of the Western Christian Church, distinct from Gregorian chant and historically linked to the Milanese rite.
• C. Gregorian chant
  Gregorian chant is a form of monophonic, unaccompanied sacred song of the Roman Catholic Church, central to medieval liturgy and Western musical tradition.
• D. Mozarabic chant
  Mozarabic chant is a liturgical plainchant tradition of the medieval Iberian Peninsula associated with the Old Spanish (Mozarabic) rite of the Catholic Church.
• E. Old Roman chant
  Old Roman chant is an early form of Western plainchant used in the liturgy of the city of Rome before being largely supplanted by Gregorian chant.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target predicate: mainWorkField
Context triple: [Gregorios the Protopsaltes, mainWorkField, Byzantine chant]

• A. fieldOfWork chosen
  Indicates the professional or academic domain in which an entity is primarily engaged or specializes.
• B. primaryWork
  Indicates that one work is the main or most significant work associated with a given entity, as opposed to other secondary or related works.
• C. settingOfWork
  Indicates the place, time, or environment in which a creative work’s narrative or events are situated.
• D. centralWork
  Indicates that a particular work is the primary, most important, or focal work associated with an entity or context.
• E. subjectOfWork
  Indicates that one entity is the main topic, focus, or theme that a particular work (such as a book, article, or artwork) is about.
• F. None of above.