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: Border Campaign of 1950 | Statement: [Viet Minh regular divisions, engagedInBattle, Border Campaign of 1950]

Target entity: Border Campaign of 1950
Context triple: [Viet Minh regular divisions, engagedInBattle, Border Campaign of 1950]

• A. Border Campaign of 1950 chosen
  The Border Campaign of 1950 was a major Viet Minh military offensive against French colonial forces along the Vietnam–China frontier that marked a turning point in the First Indochina War by securing vital supply routes and strengthening the communist position.
• B. Chinese Spring Offensive 1951
  The Chinese Spring Offensive of 1951 was a major Korean War campaign in which Chinese and North Korean forces launched large-scale attacks against United Nations and South Korean troops in an attempt to break the stalemate on the peninsula.
• C. 1975 Spring Offensive
  The 1975 Spring Offensive was the final large-scale military campaign by North Vietnamese forces that rapidly led to the collapse of South Vietnam and the end of the Vietnam War.
• D. 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.
• E. Defiance Campaign of 1952
  The Defiance Campaign of 1952 was a major mass civil disobedience movement in apartheid-era South Africa, led chiefly by the African National Congress and its allies to challenge unjust segregation laws and mobilize Black South Africans into organized resistance.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.