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: Pastor aeternus | Statement: [First Vatican Council, issuedDocument, Pastor aeternus]

Target entity: Pastor aeternus
Context triple: [First Vatican Council, issuedDocument, Pastor aeternus]

• A. Holy Orders
  Holy Orders is the sacrament in which men are ordained as deacons, priests, or bishops to serve the Church’s ministry and leadership.
• B. Te Deum
  Te Deum is a traditional Christian hymn of praise and thanksgiving, historically used in liturgical celebrations and special religious or civic ceremonies.
• C. Praedicate Evangelium
  Praedicate Evangelium is an apostolic constitution issued by Pope Francis that comprehensively reforms and reorganizes the Roman Curia and its functions in service to the universal Church.
• D. Fiat Lux
  Fiat Lux is a Latin phrase meaning "Let there be light," used as the inspirational motto of the University of California, Berkeley.
• E. Miserando atque eligendo
  Miserando atque eligendo is a Latin episcopal motto, drawn from a homily by the Venerable Bede, that reflects Pope Francis’s emphasis on God’s merciful and compassionate call.
• 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: Pastor aeternus
Triple: [First Vatican Council, issuedDocument, Pastor aeternus]

Pastor aeternus is the 1870 dogmatic constitution of the First Vatican Council that definitively articulated the doctrine of papal primacy and infallibility in the Roman Catholic Church.

Target entity: Pastor aeternus
Target entity description: Pastor aeternus is the 1870 dogmatic constitution of the First Vatican Council that definitively articulated the doctrine of papal primacy and infallibility in the Roman Catholic Church.

• A. Holy Orders
  Holy Orders is the sacrament in which men are ordained as deacons, priests, or bishops to serve the Church’s ministry and leadership.
• B. Te Deum
  Te Deum is a traditional Christian hymn of praise and thanksgiving, historically used in liturgical celebrations and special religious or civic ceremonies.
• C. Praedicate Evangelium
  Praedicate Evangelium is an apostolic constitution issued by Pope Francis that comprehensively reforms and reorganizes the Roman Curia and its functions in service to the universal Church.
• D. Fiat Lux
  Fiat Lux is a Latin phrase meaning "Let there be light," used as the inspirational motto of the University of California, Berkeley.
• E. Miserando atque eligendo
  Miserando atque eligendo is a Latin episcopal motto, drawn from a homily by the Venerable Bede, that reflects Pope Francis’s emphasis on God’s merciful and compassionate call.
• F. None of above. chosen