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: Song dynasty | Statement: [Khitan invasions of Korea, relatedTo, Song dynasty]

Target entity: Song dynasty
Context triple: [Khitan invasions of Korea, relatedTo, Song dynasty]

• 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. 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.
• C. Sui–Tang period
  The Sui–Tang period was a formative era in Chinese history (late 6th to early 10th century) marked by imperial unification, major administrative reforms, and flourishing culture that laid the foundations for later dynasties.
• D. 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.
• E. Sui dynasty
  The Sui dynasty was a short-lived but pivotal Chinese imperial dynasty (581–618 CE) that reunified China after centuries of division and laid the foundations for the subsequent Tang dynasty through major administrative and infrastructural reforms.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.