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: Cavalry Corps, Army of the Potomac | Statement: [Battle of Five Forks, unionForces, Cavalry Corps, Army of the Potomac]

Target entity: Cavalry Corps, Army of the Potomac
Context triple: [Battle of Five Forks, unionForces, Cavalry Corps, Army of the Potomac]

• A. Cavalry Corps, Army of the Potomac chosen
  The Cavalry Corps, Army of the Potomac was the primary mounted arm of the Union’s principal Eastern army during the American Civil War, responsible for reconnaissance, screening, raiding, and cavalry combat in major campaigns such as Gettysburg and the Overland Campaign.
• B. IX Corps, Army of the Potomac
  IX Corps, Army of the Potomac was a major Union infantry corps in the American Civil War, noted for its extensive combat service in the Eastern Theater under generals such as Ambrose Burnside and its participation in key campaigns including the Overland and Petersburg operations.
• C. 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.
• D. I Corps (Union Army of the Potomac)
  I Corps was a major Union Army formation in the American Civil War, noted for its prominent role in key battles such as Gettysburg.
• E. Union II Corps
  Union II Corps was a major infantry corps of the Union Army of the Potomac during the American Civil War, renowned for its heavy combat role and high casualties in many of the war’s key Eastern Theater battles.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.