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: Red River Campaign | Statement: [Union forces in the American Civil War, engagedIn, Red River Campaign]

Target entity: Red River Campaign
Context triple: [Union forces in the American Civil War, engagedIn, Red River Campaign]

• A. Red River campaign chosen
  The Red River campaign was a major but ultimately unsuccessful Union military expedition during the American Civil War aimed at gaining control of western Louisiana and the Red River region.
• B. Richmond–Petersburg Campaign
  The Richmond–Petersburg Campaign was a prolonged series of American Civil War battles in 1864–1865 in which Union forces sought to cut off and capture the Confederate strongholds of Richmond and Petersburg, leading directly to the collapse of the Confederacy.
• C. Peninsula Campaign
  The Peninsula Campaign was a major Union offensive in the American Civil War in 1862, in which Union forces attempted to capture the Confederate capital of Richmond by advancing up the Virginia Peninsula.
• D. Lynchburg Campaign
  The Lynchburg Campaign was an American Civil War operation in June 1864 in which Union forces attempted, but ultimately failed, to capture the strategic Confederate city of Lynchburg, Virginia.
• E. Maryland Campaign
  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.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.