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: United States–Canada boundary treaties and agreements | Statement: [United States Commissioner (International Boundary Commission), ensuresComplianceWith, United States–Canada boundary treaties and agreements]

Target entity: United States–Canada boundary treaties and agreements
Context triple: [United States Commissioner (International Boundary Commission), ensuresComplianceWith, United States–Canada boundary treaties and agreements]

• A. United States–Canada maritime boundary
  The United States–Canada maritime boundary is the internationally recognized sea border that delineates the territorial waters and exclusive economic zones between the two countries across the Atlantic, Arctic, and Pacific Oceans.
• B. 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.
• 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. 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.
• E. Canada–United States border
  The Canada–United States border is the world’s longest international land boundary, separating Canada and the United States across diverse terrains from the Atlantic to the Pacific and Arctic Oceans.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.