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: Alaska Boundary Settlement (1903) | Statement: [Alaska–British Columbia border, definedByTreaty, Alaska Boundary Settlement (1903)]

Target entity: Alaska Boundary Settlement (1903)
Context triple: [Alaska–British Columbia border, definedByTreaty, Alaska Boundary Settlement (1903)]

• A. Alaska Boundary Tribunal of 1903 chosen
  The Alaska Boundary Tribunal of 1903 was an international arbitration panel that settled the long-disputed border between Alaska and Canada, particularly clarifying territorial claims along the Pacific coast.
• B. Treaty of Washington (1855)
  The Treaty of Washington (1855) was an agreement between the United States and several Native American tribes in the Pacific Northwest that ceded large areas of tribal land in exchange for reservations, annuities, and certain retained rights such as fishing.
• C. 1889 International Boundary Convention
  The 1889 International Boundary Convention is a treaty between the United States and Mexico that helped define and manage their shared land and river boundaries, laying groundwork for later binational oversight.
• D. Oregon Treaty of 1846
  The Oregon Treaty of 1846 was an agreement between the United States and Great Britain that peacefully settled their competing claims in the Pacific Northwest by establishing the 49th parallel as the boundary west of the Rocky Mountains.
• E. Northwest Angle Treaty
  The Northwest Angle Treaty, formally known as Treaty 3, is an 1873 agreement between the Canadian government and several Anishinaabe (Ojibwe) First Nations that ceded vast Indigenous territories in what is now northwestern Ontario and eastern Manitoba in exchange for reserves, annuities, and other promises.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.