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: Yuan dynasty period | Statement: [Yuan Dadu, historicalEra, Yuan dynasty period]

Target entity: Yuan dynasty period
Context triple: [Yuan Dadu, historicalEra, Yuan dynasty period]

• A. Yuan dynasty chosen
  The Yuan dynasty was a Chinese imperial dynasty established by the Mongol leader Kublai Khan that ruled China as part of the vast Mongol Empire in the 13th and 14th centuries.
• B. Northern Yuan dynasty
  The Northern Yuan dynasty was the Mongol regime that continued the legacy of the Mongol Empire in Mongolia and surrounding regions after the fall of the Yuan dynasty in China.
• C. Song dynasty
  The Song dynasty was a major Chinese imperial dynasty (960–1279) known for its economic prosperity, urbanization, technological innovation, and flourishing arts and culture.
• D. Ming dynasty
  The Ming dynasty was a Chinese imperial dynasty (1368–1644) known for its strong centralized government, flourishing arts and literature, maritime expeditions, and the construction and restoration of major works like the Great Wall and the Forbidden City.
• E. Ming and Qing dynasties
  The Ming and Qing dynasties were the last two imperial dynasties of China, spanning from the mid-14th to the early 20th century and marked by territorial expansion, flourishing arts and culture, and eventual encounters with Western powers that reshaped Chinese history.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.