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: Caliph al-Amin | Statement: [Abbasid governors of Egypt, appointedBy, Caliph al-Amin]

Target entity: Caliph al-Amin
Context triple: [Abbasid governors of Egypt, appointedBy, Caliph al-Amin]

• A. Caliph al-Amin chosen
  Caliph al-Amin was an Abbasid caliph of the early 9th century whose short and tumultuous reign ended in a civil war with his brother al-Ma'mun.
• B. Caliph al-Qa'im
  Caliph al-Qa'im was an 11th-century Abbasid caliph in Baghdad whose reign saw the restoration of Sunni Abbasid authority under Seljuk protection.
• C. Caliph al-Mahdi
  Caliph al-Mahdi was the third Abbasid caliph, known for consolidating Abbasid rule, promoting cultural and economic prosperity, and overseeing a relatively stable and affluent period of the early Islamic empire.
• D. Caliph al-Walid II
  Caliph al-Walid II was an 8th-century Umayyad caliph known for his short and turbulent reign marked by internal dissent and cultural patronage before his overthrow and death.
• E. Abd al-Rahman al-Mahdi
  Abd al-Rahman al-Mahdi was a prominent Sudanese religious and political leader, son of the Mahdist revolutionary Muhammad Ahmad al-Mahdi, who played a key role in shaping modern Sudanese nationalism and the Ansar movement.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.