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: Yorktown campaign | Statement: [British southern strategy, keyEvent, Yorktown campaign]

Target entity: Yorktown campaign
Context triple: [British southern strategy, keyEvent, Yorktown campaign]

• A. Siege of Yorktown chosen
  The Siege of Yorktown was the decisive 1781 American Revolutionary War battle in which combined American and French forces forced the surrender of a major British army, effectively securing American independence.
• B. New York and New England campaign of 1781
  The New York and New England campaign of 1781 was a late–Revolutionary War series of British and American military operations in the northeastern colonies aimed at raiding coastal towns, disrupting supply lines, and diverting forces from the main theaters of conflict.
• C. Siege of Saratoga
  The Siege of Saratoga was a pivotal 1777 American Revolutionary War engagement in which American forces surrounded and compelled the surrender of a major British army, helping secure French support for the American cause.
• D. Saratoga campaign
  The Saratoga campaign was a pivotal 1777 series of battles in the American Revolutionary War that ended in a decisive American victory and helped secure French support for the revolution.
• E. Dorchester Heights
  Dorchester Heights is a historic site in South Boston where Continental Army fortifications in 1776 forced the British evacuation during the American Revolutionary War.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.