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: District of Columbia at-large councilmember | Statement: [Office of the Delegate of the District of Columbia, isDistinctFrom, District of Columbia at-large councilmember]

Target entity: District of Columbia at-large councilmember
Context triple: [Office of the Delegate of the District of Columbia, isDistinctFrom, District of Columbia at-large councilmember]

• A. District of Columbia at-large congressional district chosen
  The District of Columbia at-large congressional district is the non-voting U.S. House of Representatives seat that represents the entire federal district of Washington, D.C.
• B. Commissioner of the District of Columbia
  The Commissioner of the District of Columbia was the federally appointed chief executive authority that governed Washington, D.C. before the establishment of an elected mayoral system.
• C. Ward 4 Councilmember
  Ward 4 Councilmember is the elected representative serving Washington, D.C.’s Ward 4 on the Council of the District of Columbia, responsible for legislating and addressing local constituent issues.
• D. District 5 commissioner
  The District 5 commissioner is an elected official representing the fifth district on the Madison County Board of County Commissioners, responsible for local legislative and policy decisions affecting that area.
• E. Mayor of the District of Columbia
  The Mayor of the District of Columbia is the elected chief executive of Washington, D.C., responsible for overseeing the city’s government, services, and budget.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.