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: Vistula–Oder Offensive | Statement: [13th Army, operation, Vistula–Oder Offensive]

Target entity: Vistula–Oder Offensive
Context triple: [13th Army, operation, Vistula–Oder Offensive]

• A. Vistula–Oder Offensive chosen
  The Vistula–Oder Offensive was a major Soviet Red Army campaign in early 1945 that rapidly pushed German forces from central Poland to the Oder River, paving the way for the final assault on Berlin.
• B. Upper Silesian Offensive
  The Upper Silesian Offensive was a major 1945 Red Army operation in World War II aimed at seizing the industrially vital Upper Silesia region from Nazi Germany.
• C. Warsaw–Praga offensive
  The Warsaw–Praga offensive was a major World War II Red Army and Polish operation in 1944 that captured the eastern bank of Warsaw from German forces, paving the way for the liberation of the city.
• D. East Pomeranian Offensive
  The East Pomeranian Offensive was a major 1945 Soviet military campaign that cleared German forces from Pomerania, securing the Red Army’s northern flank in preparation for the final assault on Berlin.
• E. East Prussian Offensive
  The East Prussian Offensive was a major Soviet Red Army campaign in early 1945 that invaded and captured Germany’s East Prussia, contributing directly to the collapse of Nazi Germany in World War II.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.