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 Constantinople 861 | Statement: [Photian Schism, hasSignificantEvent, Council of Constantinople 861]

Target entity: Council of Constantinople 861
Context triple: [Photian Schism, hasSignificantEvent, Council of Constantinople 861]

• A. Third Council of Constantinople
  The Third Council of Constantinople was a 7th-century ecumenical council that condemned Monothelitism and affirmed that Christ possesses both a divine and a human will.
• B. First Council of Constantinople
  The First Council of Constantinople was the second ecumenical council of the Christian Church, held in 381, which expanded the Nicene Creed and clarified Trinitarian doctrine against Arian and other heresies.
• C. Synod of Constantinople of 448
  The Synod of Constantinople of 448 was a local Eastern Church council that condemned the teachings of Eutyches and played a key role in the Christological controversies leading up to the Council of Chalcedon.
• D. 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.
• E. Palamite councils of Constantinople
  The Palamite councils of Constantinople were a series of 14th-century Byzantine synods that affirmed Gregory Palamas’s theology and officially endorsed hesychasm as orthodox doctrine within the Eastern Orthodox Church.
• 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 Constantinople 861
Triple: [Photian Schism, hasSignificantEvent, Council of Constantinople 861]

The Council of Constantinople in 861 was an Eastern Church synod convened under Emperor Michael III and Patriarch Photius I that played a key role in the disputes between Rome and Constantinople during the Photian Schism.

Target entity: Council of Constantinople 861
Target entity description: The Council of Constantinople in 861 was an Eastern Church synod convened under Emperor Michael III and Patriarch Photius I that played a key role in the disputes between Rome and Constantinople during the Photian Schism.

• A. Third Council of Constantinople
  The Third Council of Constantinople was a 7th-century ecumenical council that condemned Monothelitism and affirmed that Christ possesses both a divine and a human will.
• B. First Council of Constantinople
  The First Council of Constantinople was the second ecumenical council of the Christian Church, held in 381, which expanded the Nicene Creed and clarified Trinitarian doctrine against Arian and other heresies.
• C. Synod of Constantinople of 448
  The Synod of Constantinople of 448 was a local Eastern Church council that condemned the teachings of Eutyches and played a key role in the Christological controversies leading up to the Council of Chalcedon.
• D. 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.
• E. Palamite councils of Constantinople
  The Palamite councils of Constantinople were a series of 14th-century Byzantine synods that affirmed Gregory Palamas’s theology and officially endorsed hesychasm as orthodox doctrine within the Eastern Orthodox Church.
• F. None of above. chosen