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: Sava River | Statement: [Treaty of Belgrade, recognizedBorderAlong, Sava River]

Target entity: Sava River
Context triple: [Treaty of Belgrade, recognizedBorderAlong, Sava River]

• A. Sava chosen
  Sava is a major river in Central and Southeastern Europe that flows through countries including Slovenia, Croatia, Bosnia and Herzegovina, and Serbia before joining the Danube.
• B. Sava
  Sava is a European tire brand known for producing affordable, reliable tires, particularly popular in Central and Eastern Europe.
• C. Sava
  Sava is a town and comune in the Province of Taranto in the Apulia region of southern Italy, known for its wine and olive oil production.
• D. Sava
  Sava is the monastic and religious name of Saint Sava, the medieval Serbian prince-turned-monk who became the first Archbishop of the autocephalous Serbian Orthodox Church and a key figure in Serbian religious and cultural history.
• E. Istra River
  The Istra River is a waterway in the Moscow region of Russia that flows through the town of Istra before joining the Moskva River.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target predicate: recognizedBorderAlong
Context triple: [Treaty of Belgrade, recognizedBorderAlong, Sava River]

• A. recognizedBorder chosen
  Indicates that one entity formally acknowledges and accepts another entity’s boundary as a legitimate border.
• B. relatedBorder
  Indicates that two geographic or political entities share a common boundary or border with each other.
• C. borderCharacteristic
  Indicates that one entity specifies a property, feature, or quality of the border or boundary of another entity.
• D. guardedBorderWith
  Indicates a relationship where a shared border between two entities is actively protected or monitored, typically for security or control purposes.
• E. sharesBorderType
  Indicates that two entities are connected by a common boundary characterized by the same specified type of border (e.g., land, river, maritime).
• F. None of above.