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: Fort Laramie Treaty of 1868 | Statement: [Brulé band of the Lakota Sioux, playedRoleIn, Fort Laramie Treaty of 1868]

Target entity: Fort Laramie Treaty of 1868
Context triple: [Brulé band of the Lakota Sioux, playedRoleIn, Fort Laramie Treaty of 1868]

• A. Fort Laramie Treaty of 1868 chosen
  The Fort Laramie Treaty of 1868 was an agreement between the United States and several Lakota Sioux and other Plains tribes that established the Great Sioux Reservation, including the Black Hills, and aimed to end Red Cloud’s War by guaranteeing tribal land rights that were later repeatedly violated.
• B. Fort Laramie Treaty of 1851
  The Fort Laramie Treaty of 1851 was a landmark agreement between the United States and several Plains tribes, including the Sioux, that attempted to establish territorial boundaries and ensure safe passage for settlers moving west.
• C. Fort Bridger Treaty (1868)
  The Fort Bridger Treaty of 1868 was an agreement between the United States and the Eastern Shoshone and Bannock tribes that established reservation lands and defined rights and obligations in what is now Wyoming.
• D. Treaty of Medicine Lodge (1867)
  The Treaty of Medicine Lodge (1867) was a series of agreements between the U.S. government and several Plains tribes, including the Comanche, that aimed to relocate them to reservations and end hostilities on the Southern Plains.
• E. Treaty of Washington (1867) with the Cheyenne and Arapaho
  The Treaty of Washington (1867) with the Cheyenne and Arapaho was a post–Civil War agreement in which the United States government secured land cessions and imposed reservation living on the Cheyenne and Arapaho peoples as part of its broader westward expansion and Indian policy.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.