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: Southern Song dynasty | Statement: [Hangzhou, wasCapitalOf, Southern Song dynasty]

Target entity: Southern Song dynasty
Context triple: [Hangzhou, wasCapitalOf, Southern Song dynasty]

• A. 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.
• B. Yuan dynasty
  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.
• C. Tang dynasty
  The Tang dynasty was a powerful and culturally flourishing imperial era of China (618–907 CE) renowned for its advances in art, literature, technology, and cosmopolitan trade along the Silk Road.
• D. 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.
• E. Jin dynasty
  The Jin dynasty was a Jurchen-led imperial dynasty that ruled northern China from the early 12th to the early 13th century, known for its military strength, conflicts with the Song and Mongol empires, and significant architectural and cultural developments.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"

Entity: Southern Song dynasty
Triple: [Hangzhou, wasCapitalOf, Southern Song dynasty]

The Southern Song dynasty was a Chinese imperial dynasty (1127–1279) that ruled from southern China after the fall of the north to the Jurchen Jin, overseeing a flourishing of commerce, urban culture, and the arts before its conquest by the Mongol-led Yuan.

Target entity: Southern Song dynasty
Target entity description: The Southern Song dynasty was a Chinese imperial dynasty (1127–1279) that ruled from southern China after the fall of the north to the Jurchen Jin, overseeing a flourishing of commerce, urban culture, and the arts before its conquest by the Mongol-led Yuan.

• A. Song dynasty chosen
  The Song dynasty was a major Chinese imperial dynasty (960–1279) known for its economic prosperity, urbanization, technological innovation, and flourishing arts and culture.
• B. Yuan dynasty
  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.
• C. Tang dynasty
  The Tang dynasty was a powerful and culturally flourishing imperial era of China (618–907 CE) renowned for its advances in art, literature, technology, and cosmopolitan trade along the Silk Road.
• D. 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.
• E. Jin dynasty
  The Jin dynasty was a Jurchen-led imperial dynasty that ruled northern China from the early 12th to the early 13th century, known for its military strength, conflicts with the Song and Mongol empires, and significant architectural and cultural developments.
• F. None of above.