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: United States civil rights era | Statement: [The Dangerous Road Before Martin Luther King, historicalContext, United States civil rights era]

Target entity: United States civil rights era
Context triple: [The Dangerous Road Before Martin Luther King, historicalContext, United States civil rights era]

• A. American civil rights movement chosen
  The American civil rights movement was a mid-20th-century mass social and political campaign, prominently led by figures like Martin Luther King Jr., that sought to end racial segregation and discrimination against African Americans and secure equal rights under the law.
• B. American civil liberties movement
  The American civil liberties movement is a broad social and legal campaign dedicated to defending and expanding individual rights and freedoms guaranteed by the U.S. Constitution, particularly in areas such as free speech, due process, and equal protection under the law.
• C. Black Power movement
  The Black Power movement was a mid-20th-century Black American political and cultural movement that emphasized racial pride, self-determination, and resistance to systemic oppression.
• D. March on Washington Movement
  The March on Washington Movement was a 1941–1946 Black civil rights campaign, led by A. Philip Randolph, that used the threat of mass protest to pressure the U.S. government into addressing racial discrimination in defense industries and the military.
• E. Montgomery bus boycott
  The Montgomery bus boycott was a pivotal 1955–1956 civil rights protest in Alabama in which African Americans refused to ride city buses to challenge racial segregation, helping launch the modern Civil Rights Movement and Martin Luther King Jr.’s national leadership.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.