Gettysburg Union units and formations

Target entity: Gettysburg Union units and formations
Context triple: [3rd Brigade, 1st Division, V Corps, category, Gettysburg Union units and formations]

• A. Report on the Organization and Campaigns of the Army of the Potomac
  "Report on the Organization and Campaigns of the Army of the Potomac" is a detailed Civil War-era account by Union General George B. McClellan analyzing the structure, operations, and battles of the principal Union army in the Eastern Theater.
• B. Union Ninth Corps front
  The Union Ninth Corps front was the sector of the Union Army’s line at the Battle of Antietam commanded by Major General Ambrose Burnside, focused on assaulting the Confederate position near what became known as Burnside Bridge.
• C. Army of the Shenandoah
  The Army of the Shenandoah was a Union field army in the American Civil War that operated primarily in Virginia’s strategically vital Shenandoah Valley.
• D. Army of the Potomac
  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.
• 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. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Gettysburg Union units and formations
Target entity description: Gettysburg Union units and formations comprise the various infantry, cavalry, and artillery organizations of the Union Army that fought in the Battle of Gettysburg during the American Civil War.

• A. Report on the Organization and Campaigns of the Army of the Potomac
  "Report on the Organization and Campaigns of the Army of the Potomac" is a detailed Civil War-era account by Union General George B. McClellan analyzing the structure, operations, and battles of the principal Union army in the Eastern Theater.
• B. Union Ninth Corps front
  The Union Ninth Corps front was the sector of the Union Army’s line at the Battle of Antietam commanded by Major General Ambrose Burnside, focused on assaulting the Confederate position near what became known as Burnside Bridge.
• C. Army of the Shenandoah
  The Army of the Shenandoah was a Union field army in the American Civil War that operated primarily in Virginia’s strategically vital Shenandoah Valley.
• D. Army of the Potomac
  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.
• 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. chosen