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

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

• A. Battle of Warsaw (1920)
  The Battle of Warsaw (1920) was a decisive Polish victory in the Polish–Soviet War, often called the "Miracle on the Vistula," which halted the westward advance of the Red Army and secured Poland’s independence.
• B. Polish–Soviet War
  The Polish–Soviet War (1919–1921) was a major post–World War I conflict between the newly re-established Poland and Soviet Russia that helped determine the borders of Eastern Europe and the fate of the region’s independence movements.
• C. Battle of Białystok–Minsk
  The Battle of Białystok–Minsk was a major early World War II Eastern Front engagement in June–July 1941, during which German forces encircled and destroyed large Soviet formations in Belarus as part of Operation Barbarossa.
• D. Lublin–Brest Offensive
  The Lublin–Brest Offensive was a major 1944 Red Army operation on the Eastern Front in World War II that pushed German forces westward through eastern Poland and Belarus, helping pave the way for the liberation of Warsaw and the advance into central Europe.
• E. Eastern Front of the Winter War
  The Eastern Front of the Winter War was the sector of the 1939–1940 Soviet-Finnish conflict characterized by harsh winter conditions and fierce defensive battles, including engagements like Kollaa, as Finnish forces resisted Soviet advances in eastern Finland.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"

Entity: Eastern Front of the Polish–Soviet War
Triple: [Battle of the Niemen River, theater, Eastern Front of the Polish–Soviet War]

The Eastern Front of the Polish–Soviet War was the main zone of conflict between the newly re-established Polish state and Soviet Russia from 1919 to 1921, encompassing a series of mobile campaigns across present-day Poland, Belarus, Ukraine, and Lithuania that shaped the post–World War I borders in Eastern Europe.

Target entity: Eastern Front of the Polish–Soviet War
Target entity description: The Eastern Front of the Polish–Soviet War was the main zone of conflict between the newly re-established Polish state and Soviet Russia from 1919 to 1921, encompassing a series of mobile campaigns across present-day Poland, Belarus, Ukraine, and Lithuania that shaped the post–World War I borders in Eastern Europe.

• A. Battle of Warsaw (1920)
  The Battle of Warsaw (1920) was a decisive Polish victory in the Polish–Soviet War, often called the "Miracle on the Vistula," which halted the westward advance of the Red Army and secured Poland’s independence.
• B. Polish–Soviet War chosen
  The Polish–Soviet War (1919–1921) was a major post–World War I conflict between the newly re-established Poland and Soviet Russia that helped determine the borders of Eastern Europe and the fate of the region’s independence movements.
• C. Battle of Białystok–Minsk
  The Battle of Białystok–Minsk was a major early World War II Eastern Front engagement in June–July 1941, during which German forces encircled and destroyed large Soviet formations in Belarus as part of Operation Barbarossa.
• D. Lublin–Brest Offensive
  The Lublin–Brest Offensive was a major 1944 Red Army operation on the Eastern Front in World War II that pushed German forces westward through eastern Poland and Belarus, helping pave the way for the liberation of Warsaw and the advance into central Europe.
• E. Eastern Front of the Winter War
  The Eastern Front of the Winter War was the sector of the 1939–1940 Soviet-Finnish conflict characterized by harsh winter conditions and fierce defensive battles, including engagements like Kollaa, as Finnish forces resisted Soviet advances in eastern Finland.
• F. None of above.