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: Great Sioux War era conflicts | Statement: [Mahpiya Luta, participantIn, Great Sioux War era conflicts]

Target entity: Great Sioux War era conflicts
Context triple: [Mahpiya Luta, participantIn, Great Sioux War era conflicts]

• A. Plains Indian Wars
  The Plains Indian Wars were a series of 19th-century armed conflicts between the United States and various Native American tribes over control of the Great Plains and its resources.
• B. Great Sioux War of 1876 chosen
  The Great Sioux War of 1876 was a major conflict between the United States and the Lakota Sioux and Northern Cheyenne, best known for battles such as the Battle of the Little Bighorn and its role in the U.S. conquest of the northern Plains.
• C. Navajo Wars
  The Navajo Wars were a series of 19th-century conflicts between the Navajo people and the United States (and earlier Spanish and Mexican authorities), marked by campaigns of forced relocation, including the Long Walk to Bosque Redondo.
• D. Comanche Wars
  The Comanche Wars were a series of 18th- and 19th-century conflicts in the Southern Plains between the Comanche people and various colonial, Mexican, and United States forces over control of territory and resources.
• E. Dakota War of 1862
  The Dakota War of 1862 was a brief but bloody conflict in Minnesota between the Dakota (Sioux) people and the United States, sparked by broken treaties, delayed annuity payments, and widespread hunger among the Dakota.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.