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: First Colorado Cavalry Regiment | Statement: [Colorado Territory militia, hasPart, First Colorado Cavalry Regiment]

Target entity: First Colorado Cavalry Regiment
Context triple: [Colorado Territory militia, hasPart, First Colorado Cavalry Regiment]

• A. Third Colorado Cavalry Regiment
  The Third Colorado Cavalry Regiment was a short-lived volunteer unit formed in 1864 in the Colorado Territory, notorious for its role in the Sand Creek Massacre during the American Civil War.
• B. 10th U.S. Cavalry Regiment
  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.
• C. 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.
• D. Sixth Cavalry Regiment
  The Sixth Cavalry Regiment is a historic U.S. Army cavalry unit known for its active service in the Indian Wars and later conflicts.
• E. 4th United States Cavalry Regiment
  The 4th United States Cavalry Regiment is a historic U.S. Army cavalry unit renowned for its service in 19th-century frontier campaigns and later conflicts.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"

Entity: First Colorado Cavalry Regiment
Triple: [Colorado Territory militia, hasPart, First Colorado Cavalry Regiment]

The First Colorado Cavalry Regiment was a Union volunteer cavalry unit from the Colorado Territory that served on the Western frontier during the American Civil War, engaging in campaigns against Confederate forces and Native American tribes.

Target entity: First Colorado Cavalry Regiment
Target entity description: The First Colorado Cavalry Regiment was a Union volunteer cavalry unit from the Colorado Territory that served on the Western frontier during the American Civil War, engaging in campaigns against Confederate forces and Native American tribes.

• A. Third Colorado Cavalry Regiment
  The Third Colorado Cavalry Regiment was a short-lived volunteer unit formed in 1864 in the Colorado Territory, notorious for its role in the Sand Creek Massacre during the American Civil War.
• B. 10th U.S. Cavalry Regiment
  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.
• C. 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.
• D. Sixth Cavalry Regiment
  The Sixth Cavalry Regiment is a historic U.S. Army cavalry unit known for its active service in the Indian Wars and later conflicts.
• E. 4th United States Cavalry Regiment
  The 4th United States Cavalry Regiment is a historic U.S. Army cavalry unit renowned for its service in 19th-century frontier campaigns and later conflicts.
• F. None of above. chosen