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: Sino-Soviet border conflict | Statement: [People's Liberation Army, engagedIn, Sino-Soviet border conflict]

Target entity: Sino-Soviet border conflict
Context triple: [People's Liberation Army, engagedIn, Sino-Soviet border conflict]

• A. Sino–Soviet border conflict chosen
  The Sino–Soviet border conflict was a series of armed clashes in 1969 between the Soviet Union and the People’s Republic of China along their disputed frontier, marking the peak of tensions in the Sino–Soviet split.
• B. 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.
• C. Sino-Indian War
  The Sino-Indian War was a brief but intense 1962 border conflict between China and India that reshaped their bilateral relations and regional power dynamics in the Himalayas.
• D. Wushe Incident
  The Wushe Incident was a 1930 armed uprising by the Seediq indigenous people against Japanese colonial authorities in central Taiwan, marking one of the most significant anti-colonial rebellions during Japanese rule.
• E. Marco Polo Bridge Incident
  The Marco Polo Bridge Incident was a 1937 armed clash between Japanese and Chinese troops near Beijing that escalated into full-scale war between Japan and China.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.