Triple

Target class: Abbasid–Byzantine war
Context triple: [Abbasid invasion of Anatolia in 838, instanceOf, Abbasid–Byzantine war]

• A. Byzantine–Arab conflict chosen
  The Byzantine–Arab conflict was a centuries-long series of military, political, and religious struggles between the Byzantine Empire and various Arab Muslim caliphates that reshaped the balance of power in the Eastern Mediterranean and Near East.
• B. Byzantine–Sasanian war
  The Byzantine–Sasanian war is a prolonged series of military conflicts between the Eastern Roman (Byzantine) Empire and the Sasanian Persian Empire, marked by shifting frontiers, religious and political rivalry, and significant impacts on the balance of power in the Late Antique Near East.
• C. Abbasid civil war
  The Abbasid civil war was a protracted internal conflict within the Abbasid Caliphate, primarily between rival caliphs al-Amin and al-Ma'mun (811–813), that reshaped the political structure and regional power balance of the Islamic empire.
• D. Ottoman–Mamluk conflict
  The Ottoman–Mamluk conflict was a series of military and political struggles between the Ottoman Empire and the Mamluk Sultanate, culminating in the early 16th century with the Ottoman conquest of Syria and Egypt and the end of Mamluk rule.
• E. Ottoman–Byzantine conflict
  The Ottoman–Byzantine conflict was a protracted series of military, political, and territorial struggles between the rising Ottoman Empire and the declining Byzantine Empire from the late 13th century until the fall of Constantinople in 1453.
• F. None of above.