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: Marcianus | Statement: [Anthemius, child, Marcianus]

Target entity: Marcianus
Context triple: [Anthemius, child, Marcianus]

• A. Cassianus
  Cassianus is the Latin name of Saint Cassian of Imola, an early Christian martyr and teacher venerated in the Catholic Church.
• B. Libius Severus
  Libius Severus was a little-known Western Roman emperor who reigned from 461 to 465 AD as a puppet of the powerful general Ricimer during the empire’s final decline.
• C. Vetranio
  Vetranio was a 4th-century Roman general who briefly ruled as a usurper emperor in the Balkans before abdicating in favor of Constantius II.
• D. Didius Julianus
  Didius Julianus was a short-lived Roman emperor in 193 AD, infamous for effectively purchasing the imperial throne during the chaotic Year of the Five Emperors.
• E. Mucianus
  Mucianus was a Roman general and statesman who played a key role in securing Vespasian’s rise to power during the turbulent Year of the Four Emperors in 69 CE.
• 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: Marcianus
Triple: [Anthemius, child, Marcianus]

Marcianus was a late Roman imperial prince, known primarily as the son of Western Roman Emperor Anthemius.

Target entity: Marcianus
Target entity description: Marcianus was a late Roman imperial prince, known primarily as the son of Western Roman Emperor Anthemius.

• A. Cassianus
  Cassianus is the Latin name of Saint Cassian of Imola, an early Christian martyr and teacher venerated in the Catholic Church.
• B. Libius Severus
  Libius Severus was a little-known Western Roman emperor who reigned from 461 to 465 AD as a puppet of the powerful general Ricimer during the empire’s final decline.
• C. Vetranio
  Vetranio was a 4th-century Roman general who briefly ruled as a usurper emperor in the Balkans before abdicating in favor of Constantius II.
• D. Didius Julianus
  Didius Julianus was a short-lived Roman emperor in 193 AD, infamous for effectively purchasing the imperial throne during the chaotic Year of the Five Emperors.
• E. Mucianus
  Mucianus was a Roman general and statesman who played a key role in securing Vespasian’s rise to power during the turbulent Year of the Four Emperors in 69 CE.
• F. None of above. chosen