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 (American Civil War) | Statement: [Red River of the South, associatedWithEvent, Red River Campaign (American Civil War)]

Target entity: Red River Campaign (American Civil War)
Context triple: [Red River of the South, associatedWithEvent, Red River Campaign (American Civil War)]

• A. Red River Campaign (participation) chosen
  The Red River Campaign was a failed 1864 Union military operation in Louisiana during the American Civil War, aimed at securing the Red River region and parts of Texas from Confederate control.
• B. 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.
• C. 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.
• D. 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.
• E. Siege of Vicksburg
  The Siege of Vicksburg was a pivotal 1863 Union campaign in the American Civil War that secured control of the Mississippi River and split the Confederacy in two.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.