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-Mustansir Billah | Statement: [Bab al-Futuh, commissionedBy, Caliph al-Mustansir Billah]

Target entity: Caliph al-Mustansir Billah
Context triple: [Bab al-Futuh, commissionedBy, Caliph al-Mustansir Billah]

• A. Caliph al-Mu'tamid
  Caliph al-Mu'tamid was an Abbasid caliph (r. 870–892) whose reign marked a period of political fragmentation and increasing autonomy of regional dynasties within the Islamic empire.
• 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. al-Mustanṣir bi-llāh chosen
  Al-Mustanṣir bi-llāh was a long-reigning Fatimid caliph of the 11th century whose rule marked both the political zenith and the beginning of the decline of the Fatimid Caliphate.
• D. Abbasid Caliph al-Qadir
  Abbasid Caliph al-Qadir was an 11th-century Baghdad-based caliph known for reasserting Sunni orthodoxy and preserving the symbolic authority of the Abbasid caliphate despite its political fragmentation.
• E. Abu Jaʿfar Hārūn ibn al-Muʿtasim
  Abu Jaʿfar Hārūn ibn al-Muʿtasim, better known by his regnal name al-Wathiq, was an Abbasid caliph who ruled in the mid-9th century and continued the policies of his father al-Muʿtasim.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.