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: Jackson Pollock retrospective 1958 | Statement: [Whitechapel Gallery, notableExhibition, Jackson Pollock retrospective 1958]

Target entity: Jackson Pollock retrospective 1958
Context triple: [Whitechapel Gallery, notableExhibition, Jackson Pollock retrospective 1958]

• A. exhibiting works by Jackson Pollock
  Exhibiting works by Jackson Pollock refers to the display and promotion of the influential Abstract Expressionist painter’s drip paintings and other groundbreaking artworks in a gallery or museum setting.
• B. Armory Show
  The Armory Show was a groundbreaking 1913 modern art exhibition in New York that introduced American audiences to European avant-garde movements such as Cubism and Fauvism, radically transforming the course of American art.
• C. "The American Action Painters"
  "The American Action Painters" is a landmark 1952 essay by art critic Harold Rosenberg that introduced and defined the concept of Action Painting within Abstract Expressionism.
• D. Alfred Stieglitz Collection of Modern Art
  The Alfred Stieglitz Collection of Modern Art is a historically significant group of early 20th-century modernist works, including pieces by artists such as Georgia O’Keeffe, Marsden Hartley, and Arthur Dove, assembled under the influence of photographer and art promoter Alfred Stieglitz.
• E. 9 by 5 Impression Exhibition
  The 9 by 5 Impression Exhibition was a landmark 1889 Melbourne art show where Australian Impressionist painters displayed small, rapidly executed landscape and urban scenes that helped define a distinct Australian style of Impressionism.
• 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: Jackson Pollock retrospective 1958
Triple: [Whitechapel Gallery, notableExhibition, Jackson Pollock retrospective 1958]

The Jackson Pollock retrospective of 1958 was a major posthumous exhibition that showcased the influential American abstract expressionist’s work to a British and European audience, helping to cement his international reputation.

Target entity: Jackson Pollock retrospective 1958
Target entity description: The Jackson Pollock retrospective of 1958 was a major posthumous exhibition that showcased the influential American abstract expressionist’s work to a British and European audience, helping to cement his international reputation.

• A. exhibiting works by Jackson Pollock
  Exhibiting works by Jackson Pollock refers to the display and promotion of the influential Abstract Expressionist painter’s drip paintings and other groundbreaking artworks in a gallery or museum setting.
• B. Armory Show
  The Armory Show was a groundbreaking 1913 modern art exhibition in New York that introduced American audiences to European avant-garde movements such as Cubism and Fauvism, radically transforming the course of American art.
• C. "The American Action Painters"
  "The American Action Painters" is a landmark 1952 essay by art critic Harold Rosenberg that introduced and defined the concept of Action Painting within Abstract Expressionism.
• D. Alfred Stieglitz Collection of Modern Art
  The Alfred Stieglitz Collection of Modern Art is a historically significant group of early 20th-century modernist works, including pieces by artists such as Georgia O’Keeffe, Marsden Hartley, and Arthur Dove, assembled under the influence of photographer and art promoter Alfred Stieglitz.
• E. 9 by 5 Impression Exhibition
  The 9 by 5 Impression Exhibition was a landmark 1889 Melbourne art show where Australian Impressionist painters displayed small, rapidly executed landscape and urban scenes that helped define a distinct Australian style of Impressionism.
• F. None of above. chosen