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: Cheyenne River Sioux Tribal Council | Statement: [Cheyenne River Indian Reservation, governingBody, Cheyenne River Sioux Tribal Council]

Target entity: Cheyenne River Sioux Tribal Council
Context triple: [Cheyenne River Indian Reservation, governingBody, Cheyenne River Sioux Tribal Council]

• A. Rosebud Sioux Tribe
  The Rosebud Sioux Tribe is a federally recognized Native American tribe of Sicangu Lakota people based in south-central South Dakota.
• B. Cheyenne River Indian Reservation
  The Cheyenne River Indian Reservation is a large Native American reservation in central South Dakota that is home primarily to the Cheyenne River Sioux Tribe, a Lakota nation.
• C. Kiowa Tribal Council
  The Kiowa Tribal Council is the elected governmental body that represents and administers the affairs of the Kiowa people, primarily based in Oklahoma.
• D. Yankton Sioux
  The Yankton Sioux are a Native American tribe of the Dakota people historically based along the Missouri River in what is now South Dakota.
• E. Winnebago Tribe of Nebraska
  The Winnebago Tribe of Nebraska is a federally recognized Native American tribe of Ho-Chunk people based primarily in northeastern Nebraska, known for its sovereign government, cultural preservation, and economic enterprises.
• 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: Cheyenne River Sioux Tribal Council
Triple: [Cheyenne River Indian Reservation, governingBody, Cheyenne River Sioux Tribal Council]

The Cheyenne River Sioux Tribal Council is the elected governing body of the Cheyenne River Sioux Tribe, responsible for making laws, policies, and decisions on behalf of tribal members and managing the tribe’s governmental affairs.

Target entity: Cheyenne River Sioux Tribal Council
Target entity description: The Cheyenne River Sioux Tribal Council is the elected governing body of the Cheyenne River Sioux Tribe, responsible for making laws, policies, and decisions on behalf of tribal members and managing the tribe’s governmental affairs.

• A. Rosebud Sioux Tribe
  The Rosebud Sioux Tribe is a federally recognized Native American tribe of Sicangu Lakota people based in south-central South Dakota.
• B. Cheyenne River Indian Reservation chosen
  The Cheyenne River Indian Reservation is a large Native American reservation in central South Dakota that is home primarily to the Cheyenne River Sioux Tribe, a Lakota nation.
• C. Kiowa Tribal Council
  The Kiowa Tribal Council is the elected governmental body that represents and administers the affairs of the Kiowa people, primarily based in Oklahoma.
• D. Yankton Sioux
  The Yankton Sioux are a Native American tribe of the Dakota people historically based along the Missouri River in what is now South Dakota.
• E. Winnebago Tribe of Nebraska
  The Winnebago Tribe of Nebraska is a federally recognized Native American tribe of Ho-Chunk people based primarily in northeastern Nebraska, known for its sovereign government, cultural preservation, and economic enterprises.
• F. None of above.