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: U.S. cavalry units | Statement: [Blackhorse patch, heritageFrom, U.S. cavalry units]

Target entity: U.S. cavalry units
Context triple: [Blackhorse patch, heritageFrom, U.S. cavalry units]

• A. United States Cavalry chosen
  The United States Cavalry was a historic mounted combat branch of the U.S. Army that played a key role in 19th- and early 20th-century American military campaigns, including the Indian Wars, the Civil War, and the Spanish–American War.
• B. Reserve Cavalry
  Reserve Cavalry was the dedicated mounted reserve formation of Napoleon’s French Armée du Nord, intended for rapid, decisive shock action and exploitation on the battlefield.
• C. 45th Cavalry unit
  The 45th Cavalry unit is a reconnaissance and security element of the Oklahoma Army National Guard’s 45th Infantry Brigade Combat Team, specializing in mounted and dismounted scouting operations.
• D. United States Army 7th Cavalry Regiment
  The United States Army 7th Cavalry Regiment is a historic cavalry unit best known for its role in the Indian Wars, including the Battle of the Little Bighorn and the Wounded Knee Massacre, and later service in major 20th- and 21st-century conflicts.
• E. U.S. Army units
  U.S. Army units are organized military formations of the United States Army, ranging from small tactical teams to large operational commands, structured to conduct land-based combat and support operations.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.