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: 7th Cavalry Regiment | Statement: [Wounded Knee Creek, hasAssociatedMilitaryUnit, 7th Cavalry Regiment]

Target entity: 7th Cavalry Regiment
Context triple: [Wounded Knee Creek, hasAssociatedMilitaryUnit, 7th Cavalry Regiment]

• A. 7th Cavalry Regiment chosen
  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.
• B. 3rd Cavalry Regiment
  The 3rd Cavalry Regiment is a historic U.S. Army armored cavalry unit known for its reconnaissance and security missions in major conflicts from the 19th century through the wars in Iraq and Afghanistan.
• C. 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.
• D. 2nd U.S. Cavalry
  The 2nd U.S. Cavalry was a pre–Civil War Regular Army regiment that served on the American frontier and later fought for the Union in the American Civil War.
• E. 11th Armored Cavalry Regiment
  The 11th Armored Cavalry Regiment is a historic U.S. Army armored unit best known for its reconnaissance and cavalry operations, including service in Vietnam and the Cold War, and for its current role as the primary opposing force at the National Training Center.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.