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: Richmond–Petersburg front | Statement: [Battle of the Crater, front, Richmond–Petersburg front]

Target entity: Richmond–Petersburg front
Context triple: [Battle of the Crater, front, Richmond–Petersburg front]

• A. Richmond–Petersburg Campaign chosen
  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.
• B. Northern Virginia Campaign
  The Northern Virginia Campaign was a series of American Civil War battles in the summer of 1862 in which Confederate forces under Robert E. Lee drove Union armies out of Virginia, culminating in the Second Battle of Bull Run.
• C. Fredericksburg campaign
  The Fredericksburg campaign was a major American Civil War operation in late 1862 in which Union forces under Ambrose Burnside attempted and failed to seize the Confederate stronghold of Fredericksburg, Virginia, resulting in a lopsided Confederate victory.
• D. 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.
• 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.