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: U-2 incident of 1960 | Statement: [Allen Dulles, notableEvent, U-2 incident of 1960]

Target entity: U-2 incident of 1960
Context triple: [Allen Dulles, notableEvent, U-2 incident of 1960]

• A. U-2 incident of 1960 chosen
  The U-2 incident of 1960 was a Cold War crisis in which an American U-2 spy plane was shot down over the Soviet Union, severely damaging U.S.–Soviet relations and derailing a planned summit between their leaders.
• B. Gulf of Tonkin incident
  The Gulf of Tonkin incident was a 1964 naval confrontation between North Vietnam and the United States that led to a major escalation of U.S. military involvement in the Vietnam War.
• C. Cuban Missile Crisis
  The Cuban Missile Crisis was a 1962 Cold War confrontation between the United States and the Soviet Union over the deployment of nuclear missiles in Cuba, bringing the world to the brink of nuclear war.
• D. Mayaguez incident
  The Mayaguez incident was a 1975 confrontation between the United States and Cambodia in which U.S. forces attempted to rescue the crew of the seized American merchant ship SS Mayaguez, often regarded as one of the last official battles of the Vietnam War era.
• E. Berlin Airlift
  The Berlin Airlift was a massive 1948–1949 Allied operation that supplied West Berlin by air during the Soviet blockade, symbolizing early Cold War tensions and Western resolve.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.