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: Soviet–Manchurian border | Statement: [Soviet Far Eastern Front, borderResponsibility, Soviet–Manchurian border]

Target entity: Soviet–Manchurian border
Context triple: [Soviet Far Eastern Front, borderResponsibility, Soviet–Manchurian border]

• A. Soviet–Japanese border conflicts
  The Soviet–Japanese border conflicts were a series of undeclared military clashes between the Soviet Union (with Mongolia) and Imperial Japan (with Manchukuo) along the Manchurian–Mongolian frontier in the late 1930s, culminating in the large-scale Battle of Khalkhin Gol.
• B. Mongolia–Manchukuo border
  The Mongolia–Manchukuo border was the frontier between Mongolia and the Japanese puppet state of Manchukuo, notorious as the site of major 1939 clashes between Soviet–Mongolian and Japanese–Manchukuoan forces.
• C. Soviet occupation of Manchuria
  The Soviet occupation of Manchuria was the post–World War II military and political control of northeastern China by the Soviet Union, during which Soviet forces dismantled Japanese infrastructure, repatriated Japanese settlers, and helped shift regional power toward the Chinese Communist Party.
• D. Nomonhan Incident
  The Nomonhan Incident was a 1939 border war between Japan and the Soviet Union (with Mongolia) near the Khalkhin Gol river that ended in a decisive Soviet victory and helped deter further Japanese expansion into Siberia.
• E. Russia–China border
  The Russia–China border is the long international boundary separating the Russian Federation and the People’s Republic of China, stretching thousands of kilometers across rivers, mountains, and remote terrain in Northeast and Central Asia.
• 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: Soviet–Manchurian border
Triple: [Soviet Far Eastern Front, borderResponsibility, Soviet–Manchurian border]

The Soviet–Manchurian border was the frontier between the Soviet Union and Japanese-controlled Manchuria, a strategically tense boundary that saw significant military buildup and conflict in the 1930s and 1940s.

Target entity: Soviet–Manchurian border
Target entity description: The Soviet–Manchurian border was the frontier between the Soviet Union and Japanese-controlled Manchuria, a strategically tense boundary that saw significant military buildup and conflict in the 1930s and 1940s.

• A. Soviet–Japanese border conflicts
  The Soviet–Japanese border conflicts were a series of undeclared military clashes between the Soviet Union (with Mongolia) and Imperial Japan (with Manchukuo) along the Manchurian–Mongolian frontier in the late 1930s, culminating in the large-scale Battle of Khalkhin Gol.
• B. Mongolia–Manchukuo border
  The Mongolia–Manchukuo border was the frontier between Mongolia and the Japanese puppet state of Manchukuo, notorious as the site of major 1939 clashes between Soviet–Mongolian and Japanese–Manchukuoan forces.
• C. Soviet occupation of Manchuria
  The Soviet occupation of Manchuria was the post–World War II military and political control of northeastern China by the Soviet Union, during which Soviet forces dismantled Japanese infrastructure, repatriated Japanese settlers, and helped shift regional power toward the Chinese Communist Party.
• D. Nomonhan Incident
  The Nomonhan Incident was a 1939 border war between Japan and the Soviet Union (with Mongolia) near the Khalkhin Gol river that ended in a decisive Soviet victory and helped deter further Japanese expansion into Siberia.
• E. Russia–China border
  The Russia–China border is the long international boundary separating the Russian Federation and the People’s Republic of China, stretching thousands of kilometers across rivers, mountains, and remote terrain in Northeast and Central Asia.
• F. None of above. chosen