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: Constantine II | Statement: [Constantine II of Greece, birthName, Constantine II]

Target entity: Constantine II
Context triple: [Constantine II of Greece, birthName, Constantine II]

• A. Constantine II
  Constantine II was a 4th-century Roman emperor, the eldest son of Constantine the Great, who ruled parts of the Roman Empire after his father's death until his own early demise in a dynastic conflict.
• B. Constantius II
  Constantius II was a 4th-century Roman emperor who ruled much of the Eastern Roman Empire and played a key role in the religious and political struggles following Constantine the Great’s reign.
• C. Constantin Constantius
  Constantin Constantius is a literary pseudonym of Danish philosopher Søren Kierkegaard, under which he explored themes of repetition, subjectivity, and existential inwardness.
• D. Constantine III Leichoudes
  Constantine III Leichoudes was an 11th-century Patriarch of Constantinople and Byzantine statesman known for his role in church and imperial politics during the middle Byzantine period.
• E. Constantius III
  Constantius III was a short-reigning Western Roman emperor and powerful general in the early 5th century, known for his role in stabilizing the empire during a period of crisis.
• 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: Constantine II
Triple: [Constantine II of Greece, birthName, Constantine II]

Constantine II was the last King of Greece, reigning from 1964 until the monarchy was abolished in 1973.

Target entity: Constantine II
Target entity description: Constantine II was the last King of Greece, reigning from 1964 until the monarchy was abolished in 1973.

• A. Constantine II
  Constantine II was a 4th-century Roman emperor, the eldest son of Constantine the Great, who ruled parts of the Roman Empire after his father's death until his own early demise in a dynastic conflict.
• B. Constantius II
  Constantius II was a 4th-century Roman emperor who ruled much of the Eastern Roman Empire and played a key role in the religious and political struggles following Constantine the Great’s reign.
• C. Constantin Constantius
  Constantin Constantius is a literary pseudonym of Danish philosopher Søren Kierkegaard, under which he explored themes of repetition, subjectivity, and existential inwardness.
• D. Constantine III Leichoudes
  Constantine III Leichoudes was an 11th-century Patriarch of Constantinople and Byzantine statesman known for his role in church and imperial politics during the middle Byzantine period.
• E. Constantius III
  Constantius III was a short-reigning Western Roman emperor and powerful general in the early 5th century, known for his role in stabilizing the empire during a period of crisis.
• F. None of above. chosen