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: Konstantin Sergeyev | Statement: [Le Corsaire, notableRevivalChoreographer, Konstantin Sergeyev]

Target entity: Konstantin Sergeyev
Context triple: [Le Corsaire, notableRevivalChoreographer, Konstantin Sergeyev]

• A. Konstantin Kuzakov
  Konstantin Kuzakov was a Soviet official and alleged illegitimate son of Joseph Stalin, known primarily for his disputed paternity and subsequent political career in the USSR.
• B. Konstantin Vasilyev
  Konstantin Vasilyev was an actor known for his role in Sergei Eisenstein’s 1929 Soviet silent film "The General Line" (also known as "Old and New").
• C. Alexey Shchusev
  Alexey Shchusev was a prominent Russian and Soviet architect known for blending traditional Russian styles with modernist principles in major state and religious buildings.
• D. Nikolay Yevdokimov
  Nikolay Yevdokimov was a Russian Imperial general known for his leading role in the final, often brutal, campaigns that subdued resistance in the Caucasus during the 19th century.
• E. Nikolai Ivanov
  Nikolai Ivanov was a Russian Imperial Army general who commanded major operations on the Eastern Front during World War I.
• 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: Konstantin Sergeyev
Triple: [Le Corsaire, notableRevivalChoreographer, Konstantin Sergeyev]

Konstantin Sergeyev was a prominent Soviet ballet dancer, choreographer, and artistic director of the Kirov (Mariinsky) Ballet, known for his influential mid-20th-century productions of the classical repertoire.

Target entity: Konstantin Sergeyev
Target entity description: Konstantin Sergeyev was a prominent Soviet ballet dancer, choreographer, and artistic director of the Kirov (Mariinsky) Ballet, known for his influential mid-20th-century productions of the classical repertoire.

• A. Konstantin Kuzakov
  Konstantin Kuzakov was a Soviet official and alleged illegitimate son of Joseph Stalin, known primarily for his disputed paternity and subsequent political career in the USSR.
• B. Konstantin Vasilyev
  Konstantin Vasilyev was an actor known for his role in Sergei Eisenstein’s 1929 Soviet silent film "The General Line" (also known as "Old and New").
• C. Alexey Shchusev
  Alexey Shchusev was a prominent Russian and Soviet architect known for blending traditional Russian styles with modernist principles in major state and religious buildings.
• D. Nikolay Yevdokimov
  Nikolay Yevdokimov was a Russian Imperial general known for his leading role in the final, often brutal, campaigns that subdued resistance in the Caucasus during the 19th century.
• E. Nikolai Ivanov
  Nikolai Ivanov was a Russian Imperial Army general who commanded major operations on the Eastern Front during World War I.
• F. None of above. chosen