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: Lev Shvarts | Statement: [Mother (1956 film), musicBy, Lev Shvarts]

Target entity: Lev Shvarts
Context triple: [Mother (1956 film), musicBy, Lev Shvarts]

• A. Lev Shlosberg
  Lev Shlosberg is a Russian liberal politician, journalist, and human rights advocate known for his opposition to the Kremlin and his work within the Yabloko party.
• B. Leonid Levin
  Leonid Levin is a Soviet-American computer scientist known as a co-founder of complexity theory and for independently formulating the P versus NP problem.
• C. Lev Isaakovich Shvartsman
  Lev Isaakovich Shvartsman, better known by his pen name Lev Shestov, was a Russian existentialist philosopher noted for his critiques of rationalism and his emphasis on faith and the absurd.
• D. Yurii Rubinsky
  Yurii Rubinsky was a pioneering Canadian technologist, publisher, and early advocate of SGML and open digital standards who significantly influenced the development of electronic publishing.
• E. Grigory Shtern
  Grigory Shtern was a Soviet Red Army commander and corps-level officer who played a prominent role in pre–World War II conflicts, including key operations against Japan and in the Winter War.
• 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: Lev Shvarts
Triple: [Mother (1956 film), musicBy, Lev Shvarts]

Lev Shvarts was a Soviet composer known for his film scores and other orchestral works during the mid-20th century.

Target entity: Lev Shvarts
Target entity description: Lev Shvarts was a Soviet composer known for his film scores and other orchestral works during the mid-20th century.

• A. Lev Shlosberg
  Lev Shlosberg is a Russian liberal politician, journalist, and human rights advocate known for his opposition to the Kremlin and his work within the Yabloko party.
• B. Leonid Levin
  Leonid Levin is a Soviet-American computer scientist known as a co-founder of complexity theory and for independently formulating the P versus NP problem.
• C. Lev Isaakovich Shvartsman
  Lev Isaakovich Shvartsman, better known by his pen name Lev Shestov, was a Russian existentialist philosopher noted for his critiques of rationalism and his emphasis on faith and the absurd.
• D. Yurii Rubinsky
  Yurii Rubinsky was a pioneering Canadian technologist, publisher, and early advocate of SGML and open digital standards who significantly influenced the development of electronic publishing.
• E. Grigory Shtern
  Grigory Shtern was a Soviet Red Army commander and corps-level officer who played a prominent role in pre–World War II conflicts, including key operations against Japan and in the Winter War.
• F. None of above. chosen