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: Council of Pisa | Statement: [Late Middle Ages, hasMajorEvent, Council of Pisa]

Target entity: Council of Pisa
Context triple: [Late Middle Ages, hasMajorEvent, Council of Pisa]

• A. Council of Constance
  The Council of Constance was a major 15th-century ecumenical council of the Catholic Church that ended the Western Schism, condemned Jan Hus, and sought to reform church governance.
• B. Council of Florence
  The Council of Florence was a 15th-century ecumenical council of the Catholic Church that sought to heal the schism between Eastern and Western Christianity through theological negotiations and doctrinal agreements.
• C. First Council of Lyon
  The First Council of Lyon was a 13th-century ecumenical council of the Catholic Church that addressed the conflict with the Holy Roman Emperor Frederick II, initiated church reforms, and organized a crusade.
• D. Second Council of Orange
  The Second Council of Orange was a 529 AD church synod in southern Gaul that decisively addressed the Pelagian controversy by affirming the necessity of divine grace in salvation while rejecting strict predestinarianism.
• E. Council of Rome (1076)
  The Council of Rome (1076) was a pivotal synod convened by Pope Gregory VII during the Investiture Controversy, at which he excommunicated and deposed Holy Roman Emperor Henry IV for defying papal authority.
• 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: Council of Pisa
Triple: [Late Middle Ages, hasMajorEvent, Council of Pisa]

The Council of Pisa was a 1409 ecclesiastical assembly that attempted to resolve the Western Schism by deposing rival popes and electing a new one, ultimately complicating rather than ending the papal dispute.

Target entity: Council of Pisa
Target entity description: The Council of Pisa was a 1409 ecclesiastical assembly that attempted to resolve the Western Schism by deposing rival popes and electing a new one, ultimately complicating rather than ending the papal dispute.

• A. Council of Constance
  The Council of Constance was a major 15th-century ecumenical council of the Catholic Church that ended the Western Schism, condemned Jan Hus, and sought to reform church governance.
• B. Council of Florence
  The Council of Florence was a 15th-century ecumenical council of the Catholic Church that sought to heal the schism between Eastern and Western Christianity through theological negotiations and doctrinal agreements.
• C. First Council of Lyon
  The First Council of Lyon was a 13th-century ecumenical council of the Catholic Church that addressed the conflict with the Holy Roman Emperor Frederick II, initiated church reforms, and organized a crusade.
• D. Second Council of Orange
  The Second Council of Orange was a 529 AD church synod in southern Gaul that decisively addressed the Pelagian controversy by affirming the necessity of divine grace in salvation while rejecting strict predestinarianism.
• E. Council of Rome (1076)
  The Council of Rome (1076) was a pivotal synod convened by Pope Gregory VII during the Investiture Controversy, at which he excommunicated and deposed Holy Roman Emperor Henry IV for defying papal authority.
• F. None of above. chosen