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: Indigenous peoples of the Great Plains | Statement: [Dhegiha Siouan peoples, partOf, Indigenous peoples of the Great Plains]

Target entity: Indigenous peoples of the Great Plains
Context triple: [Dhegiha Siouan peoples, partOf, Indigenous peoples of the Great Plains]

• A. Plains Indians chosen
  The Plains Indians were diverse Native American peoples of the Great Plains known for their nomadic buffalo-hunting cultures, horse-centered lifestyles, and distinctive tipi dwellings.
• B. Indigenous peoples of the Rocky Mountains
  The Indigenous peoples of the Rocky Mountains are diverse Native nations whose traditional homelands span the mountain ranges of western North America, with rich cultures, languages, and lifeways closely tied to the region’s high-altitude environments and ecosystems.
• C. Indigenous peoples of the Plateau
  The Indigenous peoples of the Plateau are Native American and First Nations groups traditionally inhabiting the inland plateau regions between the Rocky Mountains and the Pacific Coast, known for their rich fishing, trade networks, and diverse languages and cultures.
• D. Indigenous peoples of the Southwest
  The Indigenous peoples of the Southwest are Native American and First Nations groups from the arid and semi-arid regions of what is now the southwestern United States and northern Mexico, known for their complex agricultural practices, distinctive adobe and cliff dwellings, and rich artistic and ceremonial traditions.
• E. Sioux people
  The Sioux people are a group of Native American tribes and First Nations peoples of the Great Plains, known for their rich cultural traditions, warrior society, and historical resistance to U.S. expansion.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.