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: Abbasid civil war of 865–866 | Statement: [al-Mu'tazz, conflict, Abbasid civil war of 865–866]

Target entity: Abbasid civil war of 865–866
Context triple: [al-Mu'tazz, conflict, Abbasid civil war of 865–866]

• A. Umayyad–Abbasid conflict
  The Umayyad–Abbasid conflict was a protracted 8th-century power struggle in the early Islamic world that culminated in the Abbasid overthrow of the Umayyad Caliphate and the establishment of a new ruling dynasty.
• B. Abbasid uprising in Khorasan
  The Abbasid uprising in Khorasan was a pivotal 8th-century revolt that mobilized local discontent and military support to overthrow the Umayyad Caliphate and establish Abbasid rule.
• C. Ridda Wars
  The Ridda Wars were a series of military campaigns launched by the early Rashidun Caliphate to suppress apostasy and rebellion in Arabia following the death of the Prophet Muhammad.
• D. Rebellion of Umar ibn Hafsun
  The Rebellion of Umar ibn Hafsun was a major late 9th- to early 10th-century uprising in al-Andalus that challenged Umayyad authority in the Emirate of Córdoba and rallied diverse local and religious groups against central rule.
• E. Abbasid Revolution
  The Abbasid Revolution was the mid-8th-century uprising that overthrew the Umayyad Caliphate and established the Abbasid dynasty as the new Islamic ruling power.
• 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: Abbasid civil war of 865–866
Triple: [al-Mu'tazz, conflict, Abbasid civil war of 865–866]

The Abbasid civil war of 865–866 was a brief but intense internal conflict within the Abbasid Caliphate, marked by rival factions vying for control of the caliphal throne and culminating in the consolidation of power under al-Mu'tazz.

Target entity: Abbasid civil war of 865–866
Target entity description: The Abbasid civil war of 865–866 was a brief but intense internal conflict within the Abbasid Caliphate, marked by rival factions vying for control of the caliphal throne and culminating in the consolidation of power under al-Mu'tazz.

• A. Umayyad–Abbasid conflict
  The Umayyad–Abbasid conflict was a protracted 8th-century power struggle in the early Islamic world that culminated in the Abbasid overthrow of the Umayyad Caliphate and the establishment of a new ruling dynasty.
• B. Abbasid uprising in Khorasan
  The Abbasid uprising in Khorasan was a pivotal 8th-century revolt that mobilized local discontent and military support to overthrow the Umayyad Caliphate and establish Abbasid rule.
• C. Ridda Wars
  The Ridda Wars were a series of military campaigns launched by the early Rashidun Caliphate to suppress apostasy and rebellion in Arabia following the death of the Prophet Muhammad.
• D. Rebellion of Umar ibn Hafsun
  The Rebellion of Umar ibn Hafsun was a major late 9th- to early 10th-century uprising in al-Andalus that challenged Umayyad authority in the Emirate of Córdoba and rallied diverse local and religious groups against central rule.
• E. Abbasid Revolution
  The Abbasid Revolution was the mid-8th-century uprising that overthrew the Umayyad Caliphate and established the Abbasid dynasty as the new Islamic ruling power.
• F. None of above. chosen