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: 藤原頼通 | Statement: [大鏡, keyFigureDepicted, 藤原頼通]

Target entity: 藤原頼通
Context triple: [大鏡, keyFigureDepicted, 藤原頼通]

• A. 藤原道長
  藤原道長は、平安時代中期に摂関政治の最盛期を築き上げた藤原氏の有力貴族であり、娘たちを天皇の后に立てることで絶大な権勢を振るった人物である。
• B. Fujiwara no Yoshitsugu
  Fujiwara no Yoshitsugu was a Nara-period Japanese court noble of the powerful Fujiwara clan, known primarily as the father of Fujiwara no Otomuro, consort of Emperor Kanmu.
• C. Fujiwara no Kanezane
  Fujiwara no Kanezane was a prominent late Heian to early Kamakura period Japanese court noble and regent who played a key role in imperial politics and the rise of the Kujō family.
• D. Fujiwara no Tadazane
  Fujiwara no Tadazane was a prominent late Heian-period Japanese court noble and regent from the influential Fujiwara clan.
• E. Fujiwara no Yorinaga
  Fujiwara no Yorinaga was a powerful late Heian-period court noble and political leader who became a central figure in the conflict between aristocratic and warrior factions that culminated in the Hōgen Rebellion.
• 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: 藤原頼通
Triple: [大鏡, keyFigureDepicted, 藤原頼通]

藤原頼通は、平安時代中期に摂政・関白として長期にわたり政権を掌握し、藤原氏全盛期を築いた公卿である。

Target entity: 藤原頼通
Target entity description: 藤原頼通は、平安時代中期に摂政・関白として長期にわたり政権を掌握し、藤原氏全盛期を築いた公卿である。

• A. 藤原道長
  藤原道長は、平安時代中期に摂関政治の最盛期を築き上げた藤原氏の有力貴族であり、娘たちを天皇の后に立てることで絶大な権勢を振るった人物である。
• B. Fujiwara no Yoshitsugu
  Fujiwara no Yoshitsugu was a Nara-period Japanese court noble of the powerful Fujiwara clan, known primarily as the father of Fujiwara no Otomuro, consort of Emperor Kanmu.
• C. Fujiwara no Kanezane
  Fujiwara no Kanezane was a prominent late Heian to early Kamakura period Japanese court noble and regent who played a key role in imperial politics and the rise of the Kujō family.
• D. Fujiwara no Tadazane
  Fujiwara no Tadazane was a prominent late Heian-period Japanese court noble and regent from the influential Fujiwara clan.
• E. Fujiwara no Yorinaga
  Fujiwara no Yorinaga was a powerful late Heian-period court noble and political leader who became a central figure in the conflict between aristocratic and warrior factions that culminated in the Hōgen Rebellion.
• F. None of above. chosen