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-Mu'tasim | Statement: [Abbasid governors of Egypt, appointedBy, Caliph al-Mu'tasim]

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

• A. al-Mu'tasim chosen
  Al-Mu'tasim was an Abbasid caliph (r. 833–842 CE) known for founding the city of Samarra and expanding the use of Turkish slave soldiers in the caliphal army.
• 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-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.
• D. 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.
• E. al-Mu'tazz
  Al-Mu'tazz was an Abbasid caliph of the 9th century whose troubled reign was marked by military dominance over the caliphate and severe internal instability.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.