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: Mexico–United States frontier | Statement: [Tierra de Nadie (border region), partOf, Mexico–United States frontier]

Target entity: Mexico–United States frontier
Context triple: [Tierra de Nadie (border region), partOf, Mexico–United States frontier]

• A. U.S.–Mexico border chosen
  The U.S.–Mexico border is the international boundary separating the United States and Mexico, stretching from the Pacific Ocean to the Gulf of Mexico and serving as a major focal point for migration, trade, and security issues.
• B. U.S.–Mexico borderlands region
  The U.S.–Mexico borderlands region is a culturally and historically interconnected area spanning parts of the southern United States and northern Mexico, characterized by cross-border economic ties, migration, and blended social identities.
• C. CANAMEX Corridor
  The CANAMEX Corridor is a major North American trade and transportation route linking Canada, the United States, and Mexico to facilitate commerce and economic integration.
• D. Baja California border corridor
  The Baja California border corridor is a transnational region along the Mexico–United States border in the state of Baja California, encompassing key border cities and crossings that serve as major hubs for trade, migration, and cultural exchange.
• E. Guadalupe Hidalgo
  Guadalupe Hidalgo is a neighborhood in Mexico City historically notable as the site where the 1848 Treaty of Guadalupe Hidalgo was signed, ending the Mexican–American War.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.