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: De Ceremoniis by Constantine VII | Statement: [imperial court of Constantinople, documentedIn, De Ceremoniis by Constantine VII]

Target entity: De Ceremoniis by Constantine VII
Context triple: [imperial court of Constantinople, documentedIn, De Ceremoniis by Constantine VII]

• A. Euchologion
  The Euchologion is a principal liturgical book in the Eastern Orthodox and Eastern Catholic Churches containing the texts and prayers used by clergy for the Divine Liturgy, sacraments, and various rites.
• B. Proclus' Chrestomathy
  Proclus' Chrestomathy is a lost ancient Greek work, known through later summaries, that provided prose epitomes of the early epic poems of the Trojan cycle and other pre-Homeric epics.
• C. Codex Justinianus
  Codex Justinianus is a foundational compilation of Roman imperial laws ordered by Emperor Justinian I, forming a core component of the Corpus Juris Civilis and profoundly influencing later civil law traditions.
• D. Enchiridion of prayers
  The Enchiridion of prayers is a Catholic devotional handbook containing approved prayers and practices associated with the granting of indulgences.
• E. Digest of Justinian
  The Digest of Justinian is a 6th-century compilation of Roman legal writings commissioned by Emperor Justinian I that became a foundational text for later civil law traditions.
• 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: De Ceremoniis by Constantine VII
Triple: [imperial court of Constantinople, documentedIn, De Ceremoniis by Constantine VII]

De Ceremoniis by Constantine VII is a 10th-century Byzantine manual detailing the rituals, ceremonies, and protocol of the imperial court in Constantinople.

Target entity: De Ceremoniis by Constantine VII
Target entity description: De Ceremoniis by Constantine VII is a 10th-century Byzantine manual detailing the rituals, ceremonies, and protocol of the imperial court in Constantinople.

• A. Euchologion
  The Euchologion is a principal liturgical book in the Eastern Orthodox and Eastern Catholic Churches containing the texts and prayers used by clergy for the Divine Liturgy, sacraments, and various rites.
• B. Proclus' Chrestomathy
  Proclus' Chrestomathy is a lost ancient Greek work, known through later summaries, that provided prose epitomes of the early epic poems of the Trojan cycle and other pre-Homeric epics.
• C. Codex Justinianus
  Codex Justinianus is a foundational compilation of Roman imperial laws ordered by Emperor Justinian I, forming a core component of the Corpus Juris Civilis and profoundly influencing later civil law traditions.
• D. Enchiridion of prayers
  The Enchiridion of prayers is a Catholic devotional handbook containing approved prayers and practices associated with the granting of indulgences.
• E. Digest of Justinian
  The Digest of Justinian is a 6th-century compilation of Roman legal writings commissioned by Emperor Justinian I that became a foundational text for later civil law traditions.
• F. None of above. chosen