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: Army of the Potomac | Statement: [Appomattox Station and Appomattox Court House operations, primaryUnionForce, Army of the Potomac]

Target entity: Army of the Potomac
Context triple: [Appomattox Station and Appomattox Court House operations, primaryUnionForce, Army of the Potomac]

• A. Army of the Potomac chosen
  The Army of the Potomac was the principal Union field army in the Eastern Theater of the American Civil War, best known for its major campaigns against Confederate forces in Virginia.
• B. III Corps, Army of the Potomac
  III Corps, Army of the Potomac was a major Union infantry corps in the American Civil War, noted for its hard fighting and heavy losses in key battles such as Gettysburg.
• C. Union V Corps
  Union V Corps was a major infantry formation of the Union Army of the Potomac during the American Civil War, noted for its significant combat role in key battles such as Gettysburg.
• D. First United States Army
  The First United States Army is a major field army formation of the U.S. Army that played a key role in European operations during World War II, including the Battle of the Bulge.
• E. Army of the Cumberland
  The Army of the Cumberland was a major Union field army in the Western Theater of the American Civil War, noted for its key role in campaigns such as Chickamauga, Chattanooga, and the drive toward Atlanta.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target predicate: primaryUnionForce
Context triple: [Appomattox Station and Appomattox Court House operations, primaryUnionForce, Army of the Potomac]

• A. primaryUnionArmy chosen
  Indicates that the subject served as the main or principal army force for the Union side in a given conflict or context.
• B. primaryUSForces
  Indicates that the referenced forces constitute the main or principal contingent of United States military forces in a given context or operation.
• C. UnionForcesType
  Indicates that one entity is associated with, composed of, or characterized by a specific type or category of union forces.
• D. unionArmy
  Indicates that an entity served in, was part of, or is otherwise affiliated with the Union Army (the United States Army of the North) during the American Civil War.
• E. USForces
  Indicates the presence, involvement, or deployment of United States military forces in relation to a specified location, event, or entity.
• F. None of above.