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: usurper emperor Eugenius | Statement: [Arbogast, associatedWith, usurper emperor Eugenius]

Target entity: usurper emperor Eugenius
Context triple: [Arbogast, associatedWith, usurper emperor Eugenius]

• A. Majorian
  Majorian was a 5th-century Western Roman emperor noted for his energetic but ultimately unsuccessful efforts to restore the crumbling empire through military campaigns and administrative reforms.
• B. Julius Avitus Alexianus
  Julius Avitus Alexianus was a Roman senator and aristocrat of the early 3rd century, best known as the husband of Julia Maesa and thus connected to the Severan imperial family.
• C. Valentinian I
  Valentinian I was a 4th-century Roman emperor (reigned 364–375 AD) known for strengthening the empire’s frontiers and defending the Western Roman Empire against Germanic invasions.
• D. Numerian
  Numerian was a Roman emperor of the late 3rd century who briefly ruled the eastern half of the empire before his mysterious death in 284 AD.
• E. Magnentius
  Magnentius was a Roman usurper and military commander who seized control of much of the Western Roman Empire in the mid-4th century before being defeated by Emperor Constantius II.
• 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: usurper emperor Eugenius
Triple: [Arbogast, associatedWith, usurper emperor Eugenius]

Usurper emperor Eugenius was a late 4th-century Roman official who, backed by the general Arbogast, briefly ruled the Western Roman Empire in opposition to the legitimate emperor Theodosius I before being defeated and killed.

Target entity: usurper emperor Eugenius
Target entity description: Usurper emperor Eugenius was a late 4th-century Roman official who, backed by the general Arbogast, briefly ruled the Western Roman Empire in opposition to the legitimate emperor Theodosius I before being defeated and killed.

• A. Majorian
  Majorian was a 5th-century Western Roman emperor noted for his energetic but ultimately unsuccessful efforts to restore the crumbling empire through military campaigns and administrative reforms.
• B. Julius Avitus Alexianus
  Julius Avitus Alexianus was a Roman senator and aristocrat of the early 3rd century, best known as the husband of Julia Maesa and thus connected to the Severan imperial family.
• C. Valentinian I
  Valentinian I was a 4th-century Roman emperor (reigned 364–375 AD) known for strengthening the empire’s frontiers and defending the Western Roman Empire against Germanic invasions.
• D. Numerian
  Numerian was a Roman emperor of the late 3rd century who briefly ruled the eastern half of the empire before his mysterious death in 284 AD.
• E. Magnentius
  Magnentius was a Roman usurper and military commander who seized control of much of the Western Roman Empire in the mid-4th century before being defeated by Emperor Constantius II.
• F. None of above. chosen