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: 3rd Cavalry Regiment | Statement: [Battle of the Tongue River (1876), U.S. units, 3rd Cavalry Regiment]

Target entity: 3rd Cavalry Regiment
Context triple: [Battle of the Tongue River (1876), U.S. units, 3rd Cavalry Regiment]

• A. 3rd Cavalry Regiment chosen
  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.
• 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. 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. 1st Squadron, 3rd Cavalry Regiment
  The 1st Squadron, 3rd Cavalry Regiment is a battalion-sized cavalry unit of the United States Army that serves as one of the primary maneuver elements of the historic 3rd Cavalry Regiment.
• 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.

Target predicate: U.S. units
Context triple: [Battle of the Tongue River (1876), U.S. units, 3rd Cavalry Regiment]

• A. USUnit chosen
  Indicates that the associated quantity or measurement is expressed using United States customary units (e.g., feet, pounds, gallons) rather than other unit systems.
• B. unitUK
  Indicates that one entity uses or is measured in a unit of measure that is specific to or standard within the United Kingdom.
• C. unitSystem
  Indicates the system of measurement units (such as metric or imperial) that is used to quantify associated values or attributes.
• D. usesMetric
  Indicates that one entity adopts, applies, or relies on a particular metric or measurement standard in its operation, evaluation, or description.
• E. inImperialSystemApprox
  Indicates that a quantity is approximately expressed or measured in the imperial system of units rather than exactly or in another unit system.
• F. None of above.