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: Tây Sơn dynasty | Statement: [Imperial Vietnam, hasDynasty, Tây Sơn dynasty]

Target entity: Tây Sơn dynasty
Context triple: [Imperial Vietnam, hasDynasty, Tây Sơn dynasty]

• A. Tây Sơn dynasty chosen
  The Tây Sơn dynasty was a late 18th-century Vietnamese ruling house founded by the Tây Sơn brothers, known for unifying the country, overthrowing both the Lê and Nguyễn lords, and repelling major foreign invasions before being replaced by the Nguyễn dynasty.
• B. Nguyễn dynasty
  The Nguyễn dynasty was the last ruling imperial family of Vietnam, governing the country from the early 19th century until the mid-20th century under a Confucian monarchy centered in Huế.
• C. Later Lê dynasty
  The Later Lê dynasty was a Vietnamese royal house that ruled Đại Việt from the mid-15th to late 18th century, overseeing a period of political consolidation, Confucian state-building, and territorial expansion.
• D. Tran dynasty
  The Tran dynasty was a powerful Vietnamese royal dynasty (1225–1400) known for repelling Mongol invasions and fostering significant cultural, economic, and urban development in Đại Việt.
• E. Empire of Vietnam
  The Empire of Vietnam was a short-lived Japanese-backed puppet state that existed in 1945 during World War II, preceding the establishment of the Democratic Republic of Vietnam.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.