Triple

Target entity: Yellow Line (Washington Metro)
Context triple: [U Street African American Civil War Memorial (vicinity), servedByMetroLine, Yellow Line (Washington Metro)]

• A. Blue Line (Washington Metro)
  The Blue Line is one of the primary rapid transit lines of the Washington Metro system, running through downtown Washington, D.C., and connecting key locations in Virginia and Maryland.
• B. Orange Line (Washington Metro)
  The Orange Line of the Washington Metro is a rapid transit line in the Washington, D.C. metropolitan area that runs generally east–west, connecting suburbs in Virginia and Maryland with downtown Washington.
• C. Washington Metro Yellow Line chosen
  The Washington Metro Yellow Line is a rapid transit line in the Washington, D.C. metropolitan area that runs north–south through the city and into Virginia, serving key hubs including downtown Washington and Alexandria.
• D. Washington Metro Green Line
  The Washington Metro Green Line is a rapid transit line in the Washington, D.C. metropolitan area that runs north–south through the city and into surrounding suburbs, including Prince George’s County, Maryland.
• E. Washington Metro Red Line
  The Washington Metro Red Line is a major rapid transit route in the Washington, D.C. metropolitan area, running through key downtown and suburban corridors as part of the region’s primary subway system.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.