Chinese People's Volunteer Army 9th Army Group

Target entity: Chinese People's Volunteer Army 9th Army Group
Context triple: [Battle of Chosin Reservoir, involves, Chinese People's Volunteer Army 9th Army Group]

• A. Chinese 71st Army
  The Chinese 71st Army was a National Revolutionary Army formation of the Republic of China that saw significant combat during the Second Sino-Japanese War and the Chinese Civil War.
• B. Inchon Regiment
  The Inchon Regiment is a nickname for the U.S. Marine Corps' 1st Marine Regiment, commemorating its pivotal role in the 1950 amphibious landing at Inchon during the Korean War.
• C. Chinese 87th Division
  The Chinese 87th Division was an elite National Revolutionary Army infantry unit of the Republic of China that played a prominent frontline role in major early battles against Japan during the Second Sino-Japanese War.
• D. East China Field Army
  The East China Field Army was a major Communist military force during the Chinese Civil War, active primarily in eastern China under commanders such as Chen Yi and Su Yu.
• E. Chinese 88th Division
  The Chinese 88th Division was an elite National Revolutionary Army unit of the Republic of China, noted for its determined defense during early battles of the Second Sino-Japanese War.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Chinese People's Volunteer Army 9th Army Group
Target entity description: The Chinese People's Volunteer Army 9th Army Group was a major Chinese military formation that played a central role in the Korean War, most notably in the intense winter fighting against United Nations forces.

• A. Chinese 71st Army
  The Chinese 71st Army was a National Revolutionary Army formation of the Republic of China that saw significant combat during the Second Sino-Japanese War and the Chinese Civil War.
• B. Inchon Regiment
  The Inchon Regiment is a nickname for the U.S. Marine Corps' 1st Marine Regiment, commemorating its pivotal role in the 1950 amphibious landing at Inchon during the Korean War.
• C. Chinese 87th Division
  The Chinese 87th Division was an elite National Revolutionary Army infantry unit of the Republic of China that played a prominent frontline role in major early battles against Japan during the Second Sino-Japanese War.
• D. East China Field Army
  The East China Field Army was a major Communist military force during the Chinese Civil War, active primarily in eastern China under commanders such as Chen Yi and Su Yu.
• E. Chinese 88th Division
  The Chinese 88th Division was an elite National Revolutionary Army unit of the Republic of China, noted for its determined defense during early battles of the Second Sino-Japanese War.
• F. None of above. chosen