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: China–Russia border trade | Statement: [Heihe, hasRoleIn, China–Russia border trade]

Target entity: China–Russia border trade
Context triple: [Heihe, hasRoleIn, China–Russia border trade]

• A. Russia–China border chosen
  The Russia–China border is the long international boundary separating the Russian Federation and the People’s Republic of China, stretching thousands of kilometers across rivers, mountains, and remote terrain in Northeast and Central Asia.
• B. China–Kazakhstan border
  The China–Kazakhstan border is an international boundary in Central Asia separating China’s Xinjiang region from Kazakhstan, running through remote mountains, steppes, and lakes.
• C. China–Mongolia border
  The China–Mongolia border is the international boundary separating the People’s Republic of China and Mongolia, stretching across remote deserts, grasslands, and mountain regions in East and Central Asia.
• D. Treaty on the Russian-Chinese Border (1991)
  The Treaty on the Russian-Chinese Border (1991) is a post–Cold War agreement that settled major sections of the long-disputed frontier between Russia and China, laying groundwork for improved bilateral relations and later border accords.
• E. Kyrgyzstan–China border
  The Kyrgyzstan–China border is a high-altitude international boundary in Central Asia that runs through rugged mountain ranges and extensive glaciers, including the Inylchek Glacier.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.