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: Rashidun Caliphate forces | Statement: [Battle of Siffin, conflictSide, Rashidun Caliphate forces]

Target entity: Rashidun Caliphate forces
Context triple: [Battle of Siffin, conflictSide, Rashidun Caliphate forces]

• A. Abbasid forces
  Abbasid forces were the military supporters of the Abbasid family whose victory over the Umayyads enabled the establishment of the Abbasid Caliphate in the mid-8th century.
• B. Rashidun forces of Medina chosen
  The Rashidun forces of Medina were the early Muslim army under the leadership of the Prophet Muhammad and the nascent Rashidun Caliphate, central to the Islamic community’s military campaigns in 7th-century Arabia.
• C. Umayyad army
  The Umayyad army was the military force of the early Islamic Caliphate that drove its rapid expansion across the Middle East, North Africa, and parts of Europe in the 7th and 8th centuries.
• D. Mamluk forces
  Mamluk forces were the military units of the Mamluk Sultanate, composed largely of slave-soldier elites who defended and ruled parts of Egypt and the Levant and famously resisted powers such as the Mongols and European crusaders.
• E. Sasanian Persian forces
  Sasanian Persian forces were the imperial armies of the Sasanian Empire, renowned for their heavily armored cavalry and central role in defending and expanding one of late antiquity’s most powerful Middle Eastern states.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.