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: Gratian the Elder | Statement: [Valentinian I, father, Gratian the Elder]

Target entity: Gratian the Elder
Context triple: [Valentinian I, father, Gratian the Elder]

• A. Gratian
  Gratian was a 4th-century Roman emperor who ruled the Western Roman Empire and is known for his support of Nicene Christianity and military struggles against Gothic and usurper forces.
• B. Saint Adeodatus I
  Saint Adeodatus I was a 7th-century pope of the Catholic Church known for his charitable works and efforts to aid the poor and sick in Rome.
• C. Eugenius
  Eugenius was a late 4th-century usurper of the Western Roman Empire who was defeated and killed by Emperor Theodosius I at the Battle of the Frigidus.
• D. Flavius Gratianus
  Flavius Gratianus was a Roman emperor of the late 4th century who ruled the Western Roman Empire and played a key role in promoting Nicene Christianity.
• E. Calangianus
  Calangianus is a town in the Gallura region of northern Sardinia, Italy, known historically for its cork production and traditional rural culture.
• 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: Gratian the Elder
Triple: [Valentinian I, father, Gratian the Elder]

Gratian the Elder was a 4th-century Roman officer and provincial governor best known as the father of Emperor Valentinian I and grandfather of Emperor Gratian.

Target entity: Gratian the Elder
Target entity description: Gratian the Elder was a 4th-century Roman officer and provincial governor best known as the father of Emperor Valentinian I and grandfather of Emperor Gratian.

• A. Gratian
  Gratian was a 4th-century Roman emperor who ruled the Western Roman Empire and is known for his support of Nicene Christianity and military struggles against Gothic and usurper forces.
• B. Saint Adeodatus I
  Saint Adeodatus I was a 7th-century pope of the Catholic Church known for his charitable works and efforts to aid the poor and sick in Rome.
• C. Eugenius
  Eugenius was a late 4th-century usurper of the Western Roman Empire who was defeated and killed by Emperor Theodosius I at the Battle of the Frigidus.
• D. Flavius Gratianus
  Flavius Gratianus was a Roman emperor of the late 4th century who ruled the Western Roman Empire and played a key role in promoting Nicene Christianity.
• E. Calangianus
  Calangianus is a town in the Gallura region of northern Sardinia, Italy, known historically for its cork production and traditional rural culture.
• F. None of above. chosen