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: Photian Schism | Statement: [East–West Schism, precededBy, Photian Schism]

Target entity: Photian Schism
Context triple: [East–West Schism, precededBy, Photian Schism]

• A. East–West Schism
  The East–West Schism was the 1054 split between the Roman Catholic and Eastern Orthodox Churches, driven by long-standing theological, political, and cultural disputes that permanently divided Western and Eastern Christianity.
• B. Second Council of Ephesus
  The Second Council of Ephesus was a controversial 449 church synod later condemned as the “Robber Council” for overturning earlier Christological decisions and prompting the more definitive Council of Chalcedon.
• C. Nestorianism
  Nestorianism is a Christological doctrine, historically deemed heretical by the mainstream church, that emphasizes a distinction between the human and divine natures of Jesus Christ to the point of effectively positing two persons in Christ.
• D. Second Council of Constantinople
  The Second Council of Constantinople was a 6th-century ecumenical council of the Christian Church that addressed Christological controversies, particularly those surrounding the writings associated with the so-called "Three Chapters."
• E. Patriarchate of Constantinople
  The Patriarchate of Constantinople is the historic see of Eastern Orthodox Christianity in the former Byzantine capital, whose leader holds primacy of honor among Orthodox patriarchs.
• 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: Photian Schism
Triple: [East–West Schism, precededBy, Photian Schism]

The Photian Schism was a 9th-century ecclesiastical dispute between the Eastern and Western Christian churches centered on the contested patriarchate of Constantinople and papal authority, foreshadowing the later East–West Schism.

Target entity: Photian Schism
Target entity description: The Photian Schism was a 9th-century ecclesiastical dispute between the Eastern and Western Christian churches centered on the contested patriarchate of Constantinople and papal authority, foreshadowing the later East–West Schism.

• A. East–West Schism
  The East–West Schism was the 1054 split between the Roman Catholic and Eastern Orthodox Churches, driven by long-standing theological, political, and cultural disputes that permanently divided Western and Eastern Christianity.
• B. Second Council of Ephesus
  The Second Council of Ephesus was a controversial 449 church synod later condemned as the “Robber Council” for overturning earlier Christological decisions and prompting the more definitive Council of Chalcedon.
• C. Nestorianism
  Nestorianism is a Christological doctrine, historically deemed heretical by the mainstream church, that emphasizes a distinction between the human and divine natures of Jesus Christ to the point of effectively positing two persons in Christ.
• D. Second Council of Constantinople
  The Second Council of Constantinople was a 6th-century ecumenical council of the Christian Church that addressed Christological controversies, particularly those surrounding the writings associated with the so-called "Three Chapters."
• E. Patriarchate of Constantinople
  The Patriarchate of Constantinople is the historic see of Eastern Orthodox Christianity in the former Byzantine capital, whose leader holds primacy of honor among Orthodox patriarchs.
• F. None of above. chosen