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: 10th Cavalry Regiment | Statement: [Henry O. Flipper, unit, 10th Cavalry Regiment]

Target entity: 10th Cavalry Regiment
Context triple: [Henry O. Flipper, unit, 10th Cavalry Regiment]

• A. 10th U.S. Cavalry Regiment chosen
  The 10th U.S. Cavalry Regiment was one of the original African American "Buffalo Soldier" units in the U.S. Army, noted for its distinguished service in the Indian Wars and the Spanish–American War.
• B. 7th Cavalry Regiment
  The 7th Cavalry Regiment is a historic U.S. Army unit best known for its prominent roles in the Indian Wars, including the Battle of the Little Bighorn, and later in major conflicts such as the Vietnam War.
• C. 108th Cavalry Regiment
  The 108th Cavalry Regiment is a United States Army National Guard cavalry unit with a history of reconnaissance and security roles, currently aligned under the 48th Infantry Brigade Combat Team.
• D. 1st U.S. Cavalry Regiment
  The 1st U.S. Cavalry Regiment is a historic United States Army cavalry unit that has served in numerous conflicts since the 19th century, including the Spanish–American War.
• E. 2nd Cavalry Regiment
  The 2nd Cavalry Regiment is a historic U.S. Army cavalry unit, established in the 19th century, that has participated in numerous American military campaigns from the Indian Wars through modern conflicts.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.