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: al-Mutawakkil III | Statement: [Abbasid Caliphate, lastRuler, al-Mutawakkil III]

Target entity: al-Mutawakkil III
Context triple: [Abbasid Caliphate, lastRuler, al-Mutawakkil III]

• A. al-Mu'tasim
  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. al-Musta'sim
  Al-Musta'sim was the last Abbasid caliph in Baghdad, whose defeat and death during the Mongol sack of the city in 1258 marked the end of the classical Abbasid Caliphate.
• C. Marwan II
  Marwan II was the final Umayyad caliph, whose defeat marked the end of Umayyad rule in the Middle East and the rise of the Abbasid Caliphate.
• D. Muawiya I
  Muawiya I was the founder of the Umayyad Caliphate and a powerful early Islamic ruler who transformed the caliphate into a hereditary monarchy centered in Damascus.
• E. al-Ma'mun
  Al-Ma'mun was a prominent Abbasid caliph known for his patronage of science and philosophy, the founding of the Bayt al-Hikma (House of Wisdom) in Baghdad, and his role in the Mihna (inquisition) over Islamic doctrine.
• 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: al-Mutawakkil III
Triple: [Abbasid Caliphate, lastRuler, al-Mutawakkil III]

Al-Mutawakkil III was the final Abbasid caliph in Cairo, whose deposition by the Ottoman sultan Selim I in 1517 symbolically ended the Abbasid caliphal line.

Target entity: al-Mutawakkil III
Target entity description: Al-Mutawakkil III was the final Abbasid caliph in Cairo, whose deposition by the Ottoman sultan Selim I in 1517 symbolically ended the Abbasid caliphal line.

• A. al-Mu'tasim
  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. al-Musta'sim
  Al-Musta'sim was the last Abbasid caliph in Baghdad, whose defeat and death during the Mongol sack of the city in 1258 marked the end of the classical Abbasid Caliphate.
• C. Marwan II
  Marwan II was the final Umayyad caliph, whose defeat marked the end of Umayyad rule in the Middle East and the rise of the Abbasid Caliphate.
• D. Muawiya I
  Muawiya I was the founder of the Umayyad Caliphate and a powerful early Islamic ruler who transformed the caliphate into a hereditary monarchy centered in Damascus.
• E. al-Ma'mun
  Al-Ma'mun was a prominent Abbasid caliph known for his patronage of science and philosophy, the founding of the Bayt al-Hikma (House of Wisdom) in Baghdad, and his role in the Mihna (inquisition) over Islamic doctrine.
• F. None of above. chosen