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: Niagara Movement | Statement: [J. R. Clifford, cofounderOf, Niagara Movement]

Target entity: Niagara Movement
Context triple: [J. R. Clifford, cofounderOf, Niagara Movement]

• A. Niagara Movement chosen
  The Niagara Movement was an early 20th-century African American civil rights organization, led by figures like W.E.B. Du Bois, that advocated for full political, civil, and social rights and helped lay the groundwork for later groups such as the NAACP.
• B. National Negro Convention movement
  The National Negro Convention movement was a series of 19th-century gatherings of African American leaders and activists organized to coordinate strategies for abolition, civil rights, and Black community advancement in the United States.
• C. Albany Movement
  The Albany Movement was a coalition formed in 1961 in Albany, Georgia, that sought to desegregate the city and became an important early campaign in the broader American civil rights struggle.
• D. Montgomery Improvement Association
  The Montgomery Improvement Association was a civil rights organization formed in 1955 to coordinate the Montgomery bus boycott and became a key early leadership hub for the modern Civil Rights Movement under Martin Luther King Jr.
• E. National Black Political Assembly
  The National Black Political Assembly was a major African American political organization that emerged from the 1972 Gary convention to coordinate Black political strategy and advocacy nationwide.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.