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: Berlin Crisis of 1961 | Statement: [Berlin Wall, event, Berlin Crisis of 1961]

Target entity: Berlin Crisis of 1961
Context triple: [Berlin Wall, event, Berlin Crisis of 1961]

• A. Berlin Crisis chosen
  The Berlin Crisis was a Cold War confrontation between the Soviet Union and the Western Allies over the status and future of Berlin, culminating in the construction of the Berlin Wall and heightening East–West tensions in the early 1960s.
• B. Berlin Blockade
  The Berlin Blockade was a 1948–1949 Soviet attempt to cut off Allied access to West Berlin, triggering a major Cold War crisis and the Western powers’ massive airlift operation to sustain the city.
• 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. 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.
• E. U-2 incident of 1960
  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.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.