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: Antietam Campaign | Statement: [McClellan’s Own Story, focusesOn, Antietam Campaign]

Target entity: Antietam Campaign
Context triple: [McClellan’s Own Story, focusesOn, Antietam Campaign]

• A. Gettysburg Campaign
  The Gettysburg Campaign was a major 1863 Confederate offensive into Union territory during the American Civil War that culminated in the pivotal Battle of Gettysburg.
• B. Valley Campaign of 1862
  The Valley Campaign of 1862 was Confederate General Stonewall Jackson’s famed Civil War offensive in Virginia’s Shenandoah Valley, noted for its rapid maneuvers and strategic impact far beyond its small scale.
• C. Manassas Campaign
  The Manassas Campaign was the early American Civil War operation in northern Virginia that culminated in the First Battle of Bull Run, marking the war’s first major land engagement.
• D. Maryland Campaign chosen
  The Maryland Campaign was Confederate General Robert E. Lee’s first major invasion of the North during the American Civil War in 1862, culminating in the Battle of Antietam.
• E. Seven Days Battles
  The Seven Days Battles were a series of American Civil War engagements in 1862 near Richmond, Virginia, in which Confederate forces under Robert E. Lee halted the Union Army’s Peninsula Campaign.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.