Triple

Target entity: Western Roman emperor
Context triple: [imperial administration of the Western Roman Empire, headedBy, Western Roman emperor]

• A. Emperor of the Western Roman Empire chosen
  The Emperor of the Western Roman Empire was the sovereign ruler of the western half of the Roman Empire during Late Antiquity, wielding imperial authority over its territories, military, and administration until the fall of the West in 476 AD.
• B. Western Roman emperors
  Western Roman emperors were the rulers of the western half of the Roman Empire from its administrative division in the late 3rd century until the fall of the West in 476 AD.
• C. Emperor of the Romans
  Emperor of the Romans was the imperial title used by the rulers of the Byzantine Empire, claiming succession from the ancient Roman emperors as sovereigns of the Roman Empire in its Eastern form.
• D. Holy Roman Emperor
  The Holy Roman Emperor was the elected monarch who nominally headed the Holy Roman Empire in Central Europe, presiding over a loose confederation of territories with complex, often contested authority.
• E. Western Roman Empire
  The Western Roman Empire was the western half of the Roman Empire that existed from its formal division in the late 4th century until its collapse in 476 AD, marking the end of ancient Rome in Western Europe.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.