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 split | Statement: [Soviet leadership collective under Nikita Khrushchev, significantEvent, Sino–Soviet split]

Target entity: Sino–Soviet split
Context triple: [Soviet leadership collective under Nikita Khrushchev, significantEvent, Sino–Soviet split]

• A. Sino–Soviet split chosen
  The Sino–Soviet split was the major ideological and political rift between the Soviet Union and the People’s Republic of China during the Cold War, which reshaped global communist alliances and international relations in the 1960s and 1970s.
• B. Sino–Soviet border conflict
  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.
• C. Cultural Revolution
  The Cultural Revolution was a decade-long sociopolitical movement in China (1966–1976) launched by Mao Zedong to reassert his control, enforce ideological purity, and reshape Chinese society through mass mobilization and widespread persecution.
• D. The Tashkent Crisis
  The Tashkent Crisis is a historical non-fiction book by William Craig that examines Cold War tensions and diplomatic maneuvering surrounding the 1966 Tashkent peace talks between India and Pakistan.
• E. Sino–American rapprochement
  Sino–American rapprochement was the early 1970s thaw and normalization of relations between the United States and the People’s Republic of China, marked by events like Nixon’s 1972 visit to Beijing and driven in part by shared strategic concerns about the Soviet Union.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.