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: Ponca Nation | Statement: [Standing Bear, memberOf, Ponca Nation]

Target entity: Ponca Nation
Context triple: [Standing Bear, memberOf, Ponca Nation]

• A. Pawnee Nation of Oklahoma
  The Pawnee Nation of Oklahoma is the federally recognized government of the Pawnee people, a Native American tribe originally from the Central Plains and now based in Oklahoma.
• B. 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.
• C. Osage Nation
  The Osage Nation is a Native American tribe originally from the Ohio and Mississippi River valleys that became known for its powerful presence in the Great Plains and later for its oil wealth and the tragic "Reign of Terror" in the early 20th century.
• D. Otoe–Missouria Tribe of Indians
  The Otoe–Missouria Tribe of Indians is a federally recognized Native American tribe in Oklahoma composed primarily of Otoe and Missouria peoples, known for preserving their distinct cultural heritage and language.
• E. Omaha tribe
  The Omaha tribe is a Native American people originally from the Midwestern United States, particularly along the Missouri River in present-day Nebraska, known for their Plains culture, complex social organization, and historical role as traders.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Ponca Nation
Target entity description: The Ponca Nation is a Native American tribe originally from the Great Plains region, known for its historic legal struggle for Indigenous rights led by Chief Standing Bear.

• A. Pawnee Nation of Oklahoma
  The Pawnee Nation of Oklahoma is the federally recognized government of the Pawnee people, a Native American tribe originally from the Central Plains and now based in Oklahoma.
• B. 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.
• C. Osage Nation
  The Osage Nation is a Native American tribe originally from the Ohio and Mississippi River valleys that became known for its powerful presence in the Great Plains and later for its oil wealth and the tragic "Reign of Terror" in the early 20th century.
• D. Otoe–Missouria Tribe of Indians
  The Otoe–Missouria Tribe of Indians is a federally recognized Native American tribe in Oklahoma composed primarily of Otoe and Missouria peoples, known for preserving their distinct cultural heritage and language.
• E. Omaha tribe
  The Omaha tribe is a Native American people originally from the Midwestern United States, particularly along the Missouri River in present-day Nebraska, known for their Plains culture, complex social organization, and historical role as traders.
• F. None of above. chosen