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: Robert Yellowtail | Statement: [Yellowtail Dam, namedAfter, Robert Yellowtail]

Target entity: Robert Yellowtail
Context triple: [Yellowtail Dam, namedAfter, Robert Yellowtail]

• A. Forrest Goodluck
  Forrest Goodluck is a Native American actor best known for his breakout role in "The Revenant" and subsequent performances in independent films and television series.
• B. Thomas Rainwater
  Thomas Rainwater is a prominent fictional Native American tribal leader and casino mogul in the TV series "Yellowstone," known for his strategic opposition to the Dutton family over land and sovereignty.
• C. Dull Knife
  Dull Knife was a prominent Northern Cheyenne chief and military leader known for his resistance to U.S. expansion and his people's forced relocation in the late 19th century.
• D. Spotted Tail
  Spotted Tail was a prominent 19th-century Brulé Lakota (Sioux) chief and diplomat known for his efforts to negotiate with the U.S. government to protect his people's interests.
• E. Clyde Bellecourt
  Clyde Bellecourt was a Native American civil rights activist and co-founder of the American Indian Movement who played a key role in advocating for Indigenous sovereignty and social justice in the United States.
• 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: Robert Yellowtail
Triple: [Yellowtail Dam, namedAfter, Robert Yellowtail]

Robert Yellowtail was a prominent Crow tribal leader and activist known for his efforts to defend Crow land and water rights in the early to mid-20th century.

Target entity: Robert Yellowtail
Target entity description: Robert Yellowtail was a prominent Crow tribal leader and activist known for his efforts to defend Crow land and water rights in the early to mid-20th century.

• A. Forrest Goodluck
  Forrest Goodluck is a Native American actor best known for his breakout role in "The Revenant" and subsequent performances in independent films and television series.
• B. Thomas Rainwater
  Thomas Rainwater is a prominent fictional Native American tribal leader and casino mogul in the TV series "Yellowstone," known for his strategic opposition to the Dutton family over land and sovereignty.
• C. Dull Knife
  Dull Knife was a prominent Northern Cheyenne chief and military leader known for his resistance to U.S. expansion and his people's forced relocation in the late 19th century.
• D. Spotted Tail
  Spotted Tail was a prominent 19th-century Brulé Lakota (Sioux) chief and diplomat known for his efforts to negotiate with the U.S. government to protect his people's interests.
• E. Clyde Bellecourt
  Clyde Bellecourt was a Native American civil rights activist and co-founder of the American Indian Movement who played a key role in advocating for Indigenous sovereignty and social justice in the United States.
• F. None of above. chosen