Triple

Target entity: Roman–Persian Wars
Context triple: [Siege of Constantinople (626), partOf, Roman–Persian Wars]

• A. Roman–Persian Wars chosen
  The Roman–Persian Wars were a centuries-long series of conflicts between the Roman (and later Byzantine) Empire and successive Iranian empires that shaped the political and military balance of power in the ancient Near East.
• B. Arab–Sasanian wars
  The Arab–Sasanian wars were a series of 7th-century conflicts in which the early Islamic Arab armies fought and ultimately toppled the Sasanian Empire, leading to the Muslim conquest of Persia.
• C. Roman–Parthian Wars
  The Roman–Parthian Wars were a series of protracted military conflicts between the Roman Empire and the Parthian Empire over dominance in the Near East from the 1st century BCE to the 3rd century CE.
• D. Justinianic Wars
  The Justinianic Wars were a series of 6th-century military campaigns led by the Byzantine Emperor Justinian I to reconquer former Western Roman territories from various Germanic kingdoms and restore imperial control around the Mediterranean.
• E. Isaurian War
  The Isaurian War was a late 5th-century conflict in the Eastern Roman Empire in which Emperor Zeno crushed a major rebellion by the Isaurian leaders who had once been his key supporters.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.