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 Piacenza | Statement: [Alexios I Komnenos, event, Council of Piacenza]

Target entity: Council of Piacenza
Context triple: [Alexios I Komnenos, event, Council of Piacenza]

• A. Council of Rimini
  The Council of Rimini was a 4th-century Christian synod held in the Western Roman Empire that became notorious for its role in the Arian controversy and the temporary imposition of a semi-Arian creed on much of the Western Church.
• B. Council of Sirmium
  The Council of Sirmium was a series of 4th-century Christian synods in the city of Sirmium that played a key role in the Arian controversy over the nature of Christ and his relationship to God the Father.
• C. Lateran Council of 649
  The Lateran Council of 649 was a significant 7th-century ecclesiastical assembly in Rome that condemned Monothelitism and articulated key doctrines on Christology and Marian teaching within the early medieval Church.
• D. 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.
• E. Council of Ancyra
  The Council of Ancyra was an early 4th-century Christian synod that issued a series of canons addressing church discipline and moral conduct in the post-persecution Roman Empire.
• 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 Piacenza
Triple: [Alexios I Komnenos, event, Council of Piacenza]

The Council of Piacenza was a major ecclesiastical assembly held in 1095 where Pope Urban II gathered clergy and secular envoys to address church reform, appeals for military aid against the Seljuk Turks, and other political-religious disputes shortly before launching the First Crusade.

Target entity: Council of Piacenza
Target entity description: The Council of Piacenza was a major ecclesiastical assembly held in 1095 where Pope Urban II gathered clergy and secular envoys to address church reform, appeals for military aid against the Seljuk Turks, and other political-religious disputes shortly before launching the First Crusade.

• A. Council of Rimini
  The Council of Rimini was a 4th-century Christian synod held in the Western Roman Empire that became notorious for its role in the Arian controversy and the temporary imposition of a semi-Arian creed on much of the Western Church.
• B. Council of Sirmium
  The Council of Sirmium was a series of 4th-century Christian synods in the city of Sirmium that played a key role in the Arian controversy over the nature of Christ and his relationship to God the Father.
• C. Lateran Council of 649
  The Lateran Council of 649 was a significant 7th-century ecclesiastical assembly in Rome that condemned Monothelitism and articulated key doctrines on Christology and Marian teaching within the early medieval Church.
• D. 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.
• E. Council of Ancyra
  The Council of Ancyra was an early 4th-century Christian synod that issued a series of canons addressing church discipline and moral conduct in the post-persecution Roman Empire.
• F. None of above. chosen