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: Kingdom of Bulgaria | Statement: [Treaty of Bucharest (1913), countryLosingTerritory, Kingdom of Bulgaria]

Target entity: Kingdom of Bulgaria
Context triple: [Treaty of Bucharest (1913), countryLosingTerritory, Kingdom of Bulgaria]

• A. Kingdom of Bulgaria chosen
  The Kingdom of Bulgaria was a Balkan monarchy that existed from the late 19th century until 1946, known for its involvement in both World Wars and its shifting alliances among the great powers of Europe.
• B. Kingdom of Serbia
  The Kingdom of Serbia was a Balkan monarchy that emerged as an independent state in the 19th century and later became a core constituent of the state that evolved into Yugoslavia.
• C. Kingdom of Romania
  The Kingdom of Romania was a constitutional monarchy in Eastern Europe (1881–1947) that played a significant role in both World Wars and interwar regional alliances before being replaced by a communist republic.
• D. Empire of Romania
  The Empire of Romania, better known as the Latin Empire, was a crusader state established by Western European powers after the Fourth Crusade’s conquest of Constantinople in 1204, ruling parts of the former Byzantine Empire until 1261.
• E. Principality of Serbia
  The Principality of Serbia was a 19th-century Serbian state that emerged from Ottoman suzerainty and laid the foundations for the modern Serbian nation-state.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target predicate: countryLosingTerritory
Context triple: [Treaty of Bucharest (1913), countryLosingTerritory, Kingdom of Bulgaria]

• A. lostContinentalTerritory
  Indicates that one entity has lost control over part or all of its mainland territorial holdings to another entity or as a result of some event.
• B. countryCedingTerritory chosen
  Indicates that one country is formally transferring control or ownership of a portion of its territory to another entity.
• C. wasCoreTerritoryOf
  Indicates that a region historically formed the central or most important territorial area belonging to a particular political or cultural entity.
• D. countryOccupied
  Indicates that one country has taken control of and is occupying the territory of another country, typically through military or coercive means.
• E. countrySurrendering
  Indicates that one country formally yields to another country’s authority or control, typically ending a conflict or war.
• F. None of above.