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: Confederate Army of Northern Virginia | Statement: [Petersburg was a major railroad hub supplying Richmond, supported, Confederate Army of Northern Virginia]

Target entity: Confederate Army of Northern Virginia
Context triple: [Petersburg was a major railroad hub supplying Richmond, supported, Confederate Army of Northern Virginia]

• A. Army of Northern Virginia chosen
  The Army of Northern Virginia was the Confederacy’s principal field army in the Eastern Theater of the American Civil War, renowned for its major campaigns and battles under General Robert E. Lee.
• B. Army of Virginia
  The Army of Virginia was a short-lived Union field army in the American Civil War, formed in 1862 under Major General John Pope and best known for its defeat at the Second Battle of Bull Run.
• C. Confederate States Army
  The Confederate States Army was the land warfare force of the secessionist Southern states during the American Civil War, known for figures like Robert E. Lee and Stonewall Jackson.
• D. Army of the James
  The Army of the James was a Union field army in the American Civil War that operated primarily in Virginia, notably participating in the campaigns against Richmond and Petersburg.
• E. Union Army of Northeastern Virginia
  The Union Army of Northeastern Virginia was the primary Federal field army in the Eastern Theater at the outset of the American Civil War, best known for its role in the First Battle of Bull Run in 1861.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.