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: Mongol–Song War | Statement: [Möngke Khan, conflict, Mongol–Song War]

Target entity: Mongol–Song War
Context triple: [Möngke Khan, conflict, Mongol–Song War]

• A. Mongol–Song War chosen
  The Mongol–Song War was the protracted 13th-century conflict in which the Mongol Empire conquered the Southern Song dynasty, leading to the unification of China under Mongol rule and the establishment of the Yuan dynasty.
• B. Mongol–Jin War
  The Mongol–Jin War was a major early 13th-century campaign in which Genghis Khan’s Mongol Empire systematically conquered the Jurchen-led Jin dynasty in northern China, paving the way for Mongol dominance in East Asia.
• C. Jin–Song Wars
  The Jin–Song Wars were a series of 12th–13th century military conflicts between China’s Song dynasty and the Jurchen-led Jin dynasty that reshaped political control in northern and southern China.
• D. Zhongyuan War
  The Zhongyuan War was a major 1930 Chinese civil conflict in which regional warlords challenged Chiang Kai-shek’s Nationalist government for control of central China.
• E. Battle of Mukden
  The Battle of Mukden was a decisive 1905 land engagement in Manchuria where Japanese forces inflicted a major defeat on the Russian army, helping to turn the tide of the Russo-Japanese War.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.