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 the Niemen River | Statement: [Eastern Front of the Polish–Soviet War, hasMajorBattle, Battle of the Niemen River]

Target entity: Battle of the Niemen River
Context triple: [Eastern Front of the Polish–Soviet War, hasMajorBattle, Battle of the Niemen River]

• A. Battle of the Niemen River chosen
  The Battle of the Niemen River was a decisive 1920 engagement in which Polish forces defeated the Red Army, helping secure Poland’s eastern borders at the end of the Polish–Soviet War.
• B. Battle of Vitebsk
  The Battle of Vitebsk was a 1812 engagement during Napoleon’s invasion of Russia in which French and Russian forces clashed near the city of Vitebsk without a decisive outcome, preceding the larger battles of Smolensk and Borodino.
• C. Battle of Pultusk
  The Battle of Pułtusk was an 1806 clash during the Napoleonic Wars in which French forces under Napoleon’s command fought Russian troops in Poland, contributing to the broader campaign against the Fourth Coalition.
• D. Battle of East Prussia
  The Battle of East Prussia was a late-World War II campaign in which Soviet forces invaded and ultimately overran Germany’s East Prussian region, leading to its destruction as a German territory.
• E. Battle of Studzianki
  The Battle of Studzianki was a 1944 World War II engagement in central Poland in which Polish and Soviet forces successfully repelled a German counterattack during the Soviet advance toward the Vistula River.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.