USRA Heavy Mountain 4-8-2

Target entity: USRA Heavy Mountain 4-8-2
Context triple: [USRA standard steam locomotive designs, hasPart, USRA Heavy Mountain 4-8-2]

• A. USRA Light Mountain 4-8-2
  The USRA Light Mountain 4-8-2 was a standardized World War I–era American steam locomotive design used by multiple railroads for mixed-traffic service under the United States Railroad Administration.
• B. USRA Heavy Mikado 2-8-2
  The USRA Heavy Mikado 2-8-2 was a standardized World War I–era American steam freight locomotive design known for its robust construction, high tractive effort, and widespread use across multiple railroads.
• C. USRA Heavy Pacific 4-6-2
  The USRA Heavy Pacific 4-6-2 was a standardized heavy passenger steam locomotive design used by multiple American railroads during the United States Railroad Administration era in World War I.
• D. USRA Light Mikado 2-8-2
  The USRA Light Mikado 2-8-2 was a widely used World War I–era American freight steam locomotive type designed for balanced performance and standardized construction across multiple railroads.
• E. USRA Light Pacific 4-6-2
  The USRA Light Pacific 4-6-2 was a widely used American passenger steam locomotive type developed under the United States Railroad Administration during World War I, known for its balanced performance and standardized design.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: USRA Heavy Mountain 4-8-2
Target entity description: The USRA Heavy Mountain 4-8-2 was a standardized World War I–era American steam locomotive design built for heavy passenger and fast freight service, featuring a 4-8-2 wheel arrangement and robust construction for demanding mainline duties.

• A. USRA Light Mountain 4-8-2
  The USRA Light Mountain 4-8-2 was a standardized World War I–era American steam locomotive design used by multiple railroads for mixed-traffic service under the United States Railroad Administration.
• B. USRA Heavy Mikado 2-8-2
  The USRA Heavy Mikado 2-8-2 was a standardized World War I–era American steam freight locomotive design known for its robust construction, high tractive effort, and widespread use across multiple railroads.
• C. USRA Heavy Pacific 4-6-2
  The USRA Heavy Pacific 4-6-2 was a standardized heavy passenger steam locomotive design used by multiple American railroads during the United States Railroad Administration era in World War I.
• D. USRA Light Mikado 2-8-2
  The USRA Light Mikado 2-8-2 was a widely used World War I–era American freight steam locomotive type designed for balanced performance and standardized construction across multiple railroads.
• E. USRA Light Pacific 4-6-2
  The USRA Light Pacific 4-6-2 was a widely used American passenger steam locomotive type developed under the United States Railroad Administration during World War I, known for its balanced performance and standardized design.
• F. None of above. chosen