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: Empress Dowager Du | Statement: [Emperor Taizu of Song, mother, Empress Dowager Du]

Target entity: Empress Dowager Du
Context triple: [Emperor Taizu of Song, mother, Empress Dowager Du]

• A. Empress Dowager Bo
  Empress Dowager Bo was a prominent early Han dynasty matriarch who rose from humble origins to become the mother of Emperor Wen and a powerful political figure at the imperial court.
• B. Empress Dowager Ci'an
  Empress Dowager Ci'an was a Qing dynasty imperial consort who became one of the two powerful empress dowagers acting as regents during the early reign of the Tongzhi Emperor.
• C. Empress Dowager Cixi
  Empress Dowager Cixi was a powerful and controversial late Qing dynasty ruler who effectively controlled the Chinese imperial government for nearly half a century.
• D. Empress Dowager Jiang
  Empress Dowager Jiang was a Ming dynasty imperial consort who, as the mother of the Jiajing Emperor, held the influential title of empress dowager during his reign.
• E. Empress Dowager Xiaoding
  Empress Dowager Xiaoding was a Ming dynasty imperial consort who became empress dowager as the mother of the Wanli Emperor and a significant matriarchal figure at the late Ming court.
• 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: Empress Dowager Du
Triple: [Emperor Taizu of Song, mother, Empress Dowager Du]

Empress Dowager Du was a prominent Song dynasty matriarch who, as the mother of Emperor Taizu of Song, played a key role in the early political and moral foundations of the Song imperial court.

Target entity: Empress Dowager Du
Target entity description: Empress Dowager Du was a prominent Song dynasty matriarch who, as the mother of Emperor Taizu of Song, played a key role in the early political and moral foundations of the Song imperial court.

• A. Empress Dowager Bo
  Empress Dowager Bo was a prominent early Han dynasty matriarch who rose from humble origins to become the mother of Emperor Wen and a powerful political figure at the imperial court.
• B. Empress Dowager Ci'an
  Empress Dowager Ci'an was a Qing dynasty imperial consort who became one of the two powerful empress dowagers acting as regents during the early reign of the Tongzhi Emperor.
• C. Empress Dowager Cixi
  Empress Dowager Cixi was a powerful and controversial late Qing dynasty ruler who effectively controlled the Chinese imperial government for nearly half a century.
• D. Empress Dowager Jiang
  Empress Dowager Jiang was a Ming dynasty imperial consort who, as the mother of the Jiajing Emperor, held the influential title of empress dowager during his reign.
• E. Empress Dowager Xiaoding
  Empress Dowager Xiaoding was a Ming dynasty imperial consort who became empress dowager as the mother of the Wanli Emperor and a significant matriarchal figure at the late Ming court.
• F. None of above. chosen