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: Petersburg front | Statement: [Battle of the Weldon Railroad, front, Petersburg front]

Target entity: Petersburg front
Context triple: [Battle of the Weldon Railroad, front, Petersburg front]

• A. Red River campaign
  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. Siege of Petersburg chosen
  The Siege of Petersburg was a prolonged series of trench warfare operations in 1864–1865 around Petersburg, Virginia, whose eventual Union victory cut off Confederate supply lines and led directly to the fall of Richmond and the end of the American Civil War.
• D. Second Battle of Petersburg
  The Second Battle of Petersburg was a key June 1864 American Civil War clash in Virginia in which failed Union assaults against Confederate defenses led directly to the prolonged Siege of Petersburg.
• E. Appomattox Campaign
  The Appomattox Campaign was the final series of military operations in the American Civil War that led to the surrender of Confederate General Robert E. Lee’s Army of Northern Virginia in April 1865.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.