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: Seii Taishogun | Statement: [Minamoto no Yoritomo, positionHeld, Seii Taishogun]

Target entity: Seii Taishogun
Context triple: [Minamoto no Yoritomo, positionHeld, Seii Taishogun]

• A. Rikugun Daijin
  Rikugun Daijin was the title of the Japanese Army Minister, a key cabinet position overseeing the Imperial Japanese Army before and during World War II.
• B. Enryaku
  Enryaku was a Japanese era during the reign of Emperor Kanmu, notable for major political reforms and the early development of Kyoto as the imperial capital.
• C. Taira clan
  The Taira clan was a powerful samurai family that dominated late Heian-period Japanese court politics and warfare, ultimately clashing with rival Minamoto forces in the Genpei War.
• D. Minamoto clan
  The Minamoto clan was one of the most powerful and influential samurai lineages in Japanese history, instrumental in the rise of the shogunate and warrior rule.
• E. Taira no Munemori
  Taira no Munemori was a late Heian-period Japanese military leader and head of the Taira clan who commanded its forces during the Genpei War against the Minamoto.
• 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: Seii Taishogun
Triple: [Minamoto no Yoritomo, positionHeld, Seii Taishogun]

Seii Taishogun was the title of Japan’s military dictator, commonly known as the shogun, who held de facto political power while the emperor remained the nominal sovereign.

Target entity: Seii Taishogun
Target entity description: Seii Taishogun was the title of Japan’s military dictator, commonly known as the shogun, who held de facto political power while the emperor remained the nominal sovereign.

• A. Rikugun Daijin
  Rikugun Daijin was the title of the Japanese Army Minister, a key cabinet position overseeing the Imperial Japanese Army before and during World War II.
• B. Enryaku
  Enryaku was a Japanese era during the reign of Emperor Kanmu, notable for major political reforms and the early development of Kyoto as the imperial capital.
• C. Taira clan
  The Taira clan was a powerful samurai family that dominated late Heian-period Japanese court politics and warfare, ultimately clashing with rival Minamoto forces in the Genpei War.
• D. Minamoto clan
  The Minamoto clan was one of the most powerful and influential samurai lineages in Japanese history, instrumental in the rise of the shogunate and warrior rule.
• E. Taira no Munemori
  Taira no Munemori was a late Heian-period Japanese military leader and head of the Taira clan who commanded its forces during the Genpei War against the Minamoto.
• F. None of above. chosen