Triple

Target class: Byzantine Empire rulers
Context triple: [Byzantine emperors, instanceOf, Byzantine Empire rulers]

• A. Eastern Roman emperor chosen
  An Eastern Roman emperor is the sovereign ruler of the eastern portion of the Roman Empire, later known as the Byzantine Empire, wielding supreme political, military, and religious authority.
• B. era of the Byzantine Empire
  The era of the Byzantine Empire encompasses the millennium-long continuation of the Eastern Roman Empire from the late antiquity reforms of Constantine the Great in the 4th century to the fall of Constantinople in 1453, marked by its Christian imperial culture, Greek language, and distinctive blend of Roman law, Orthodox theology, and Mediterranean trade.
• C. era of the Byzantine Empire
  The era of the Byzantine Empire is a historical period spanning from the late Roman Empire’s transformation in the 4th century to the fall of Constantinople in 1453, characterized by a fusion of Roman governance, Greek culture, and Christian religion centered in the Eastern Mediterranean.
• D. Byzantine imperial dynasty
  A Byzantine imperial dynasty is a succession of related rulers who governed the Eastern Roman (Byzantine) Empire, shaping its political, religious, and cultural life over multiple generations.
• E. regent of the Eastern Roman Empire
  A regent of the Eastern Roman Empire is an appointed or self-declared authority who governs the empire on behalf of a reigning but underage, absent, incapacitated, or otherwise unable emperor, wielding imperial power without holding the imperial title.
• F. None of above.