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: Boundary Waters Treaty of 1909 | Statement: [Souris River, governedByAgreement, Boundary Waters Treaty of 1909]

Target entity: Boundary Waters Treaty of 1909
Context triple: [Souris River, governedByAgreement, Boundary Waters Treaty of 1909]

• A. Boundary Waters Treaty of 1909 chosen
  The Boundary Waters Treaty of 1909 is a foundational agreement between the United States and Canada that established principles and mechanisms for preventing and resolving disputes over shared boundary waters.
• B. 1950 Niagara Treaty
  The 1950 Niagara Treaty is an international agreement between the United States and Canada that regulates the use and sharing of Niagara River waters, balancing hydroelectric power generation with the preservation of Niagara Falls’ scenic beauty.
• 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. Treaty of Limits and River Navigation of 1941
  The Treaty of Limits and River Navigation of 1941 is a bilateral agreement between Colombia and Venezuela that definitively established their land and river boundaries and regulated navigation rights along shared waterways.
• E. James Bay Treaty
  The James Bay Treaty, also known as Treaty 9, is a historic agreement between several First Nations in northern Ontario and the Canadian government that ceded vast traditional territories 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.