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: Serbian Empire | Statement: [Despot Jovan Uglješa, countryOfCitizenship, Serbian Empire]

Target entity: Serbian Empire
Context triple: [Despot Jovan Uglješa, countryOfCitizenship, Serbian Empire]

• A. Serbian Empire chosen
  The Serbian Empire was a powerful medieval Balkan state that reached its zenith in the 14th century under Emperor Stefan Dušan, encompassing large parts of the central and southern Balkans.
• B. Bulgarian Empire
  The Bulgarian Empire was a powerful medieval state on the Balkan Peninsula that played a major role in Southeast European politics, culture, and warfare between the 7th and 14th centuries.
• C. Serbian Principality of Lazar
  The Serbian Principality of Lazar was a late 14th-century Serbian state under Prince Lazar Hrebeljanović, known for its role in resisting Ottoman expansion and for its central place in medieval Serbian history and epic tradition.
• D. Serbian Grand Principality
  The Serbian Grand Principality was a medieval South Slavic state that formed the core of early Serbia, laying the foundations for the later Serbian Kingdom and Empire.
• E. Serbian Despotate
  The Serbian Despotate was a late medieval Serbian state that emerged after the fall of the Serbian Empire and served as one of the last Christian strongholds in the Balkans before its conquest by the Ottoman Empire.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.