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: Battle of Kolubara | Statement: [Serbian 1st Army, notableBattle, Battle of Kolubara]

Target entity: Battle of Kolubara
Context triple: [Serbian 1st Army, notableBattle, Battle of Kolubara]

• A. Battle of Kolubara chosen
  The Battle of Kolubara was a major World War I engagement in late 1914 in which Serbian forces achieved a decisive victory over Austro-Hungarian troops, temporarily driving them out of Serbia.
• B. Battle of Petrovaradin
  The Battle of Petrovaradin was a major 1716 clash between Habsburg and Ottoman forces in which Prince Eugene of Savoy secured a decisive victory that helped halt Ottoman expansion into Central Europe.
• C. Battle of Užice
  The Battle of Užice was a key World War II engagement in western Serbia in 1941, where Yugoslav Partisans briefly liberated and defended the so-called "Užice Republic" against Axis forces.
• D. Battle of Mojkovac
  The Battle of Mojkovac was a World War I engagement in January 1916 in which Montenegrin forces fought to delay the Austro-Hungarian advance and protect the retreat of the Serbian army.
• E. Battle of Pirot
  The Battle of Pirot was a key 1885 clash between Serbian and Bulgarian forces that helped determine the outcome of the Serbo-Bulgarian War and the regional balance of power in the Balkans.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.