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: Treaty of Beijing (1860) | Statement: [Supplementary Agreement on the Eastern Section of the China–Russia Boundary (2004), relatedTo, Treaty of Beijing (1860)]

Target entity: Treaty of Beijing (1860)
Context triple: [Supplementary Agreement on the Eastern Section of the China–Russia Boundary (2004), relatedTo, Treaty of Beijing (1860)]

• A. Treaty of Tientsin
  The Treaty of Tientsin was an 1858 agreement that forced Qing China to grant Western powers expanded trade rights, legal privileges, and the opening of additional ports, significantly increasing foreign influence in China.
• B. Treaty of Tientsin (1885)
  The Treaty of Tientsin (1885) was the agreement that ended the Sino-French War, confirming French control over Vietnam and redefining Qing China's influence in the region.
• C. Convention of Peking chosen
  The Convention of Peking was an 1860 series of unequal treaties between Qing China and Western powers that concluded the Second Opium War and ceded territory and major concessions to Britain, France, and Russia.
• D. Xinchou Treaty
  The Xinchou Treaty, better known as the Boxer Protocol of 1901, was the punitive agreement imposed on Qing China by foreign powers after the Boxer Rebellion, extracting heavy indemnities and concessions.
• E. Treaty of Nanking
  The Treaty of Nanking was the 1842 agreement that ended the First Opium War between Britain and China, forcing the Qing dynasty to cede Hong Kong Island and grant significant trade and legal concessions to the British.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.