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: Ivan Borisovich Pestel | Statement: [Pavel Pestel, father, Ivan Borisovich Pestel]

Target entity: Ivan Borisovich Pestel
Context triple: [Pavel Pestel, father, Ivan Borisovich Pestel]

• A. Pavel Pestel
  Pavel Pestel was a leading Russian army officer and radical republican thinker who became one of the principal organizers and ideologues of the Decembrist movement against Tsarist autocracy.
• B. Sergey Nechayev
  Sergey Nechayev was a 19th-century Russian revolutionary and nihilist whose radical tactics and extremist ideology influenced both contemporary political movements and later literary portrayals of fanaticism.
• C. Ivan Khovansky
  Ivan Khovansky was a Russian nobleman and military leader of the 17th century who played a key role in the early development and administration of frontier regions of the Russian Empire.
• D. Mikhail Rodzianko
  Mikhail Rodzianko was a Russian statesman and chairman of the State Duma who played a key role in the political events leading to the fall of the Romanov dynasty during the 1917 Russian Revolution.
• E. Nikolai Pugachyov
  Nikolai Pugachyov was a Soviet actor best known for his role in the acclaimed 1959 war drama film "Ballad of a Soldier."
• 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: Ivan Borisovich Pestel
Triple: [Pavel Pestel, father, Ivan Borisovich Pestel]

Ivan Borisovich Pestel was a Russian statesman and official of the late 18th and early 19th centuries, best known as the father of Decembrist leader Pavel Pestel.

Target entity: Ivan Borisovich Pestel
Target entity description: Ivan Borisovich Pestel was a Russian statesman and official of the late 18th and early 19th centuries, best known as the father of Decembrist leader Pavel Pestel.

• A. Pavel Pestel
  Pavel Pestel was a leading Russian army officer and radical republican thinker who became one of the principal organizers and ideologues of the Decembrist movement against Tsarist autocracy.
• B. Sergey Nechayev
  Sergey Nechayev was a 19th-century Russian revolutionary and nihilist whose radical tactics and extremist ideology influenced both contemporary political movements and later literary portrayals of fanaticism.
• C. Ivan Khovansky
  Ivan Khovansky was a Russian nobleman and military leader of the 17th century who played a key role in the early development and administration of frontier regions of the Russian Empire.
• D. Mikhail Rodzianko
  Mikhail Rodzianko was a Russian statesman and chairman of the State Duma who played a key role in the political events leading to the fall of the Romanov dynasty during the 1917 Russian Revolution.
• E. Nikolai Pugachyov
  Nikolai Pugachyov was a Soviet actor best known for his role in the acclaimed 1959 war drama film "Ballad of a Soldier."
• F. None of above. chosen