Triple

T17794727
Position Surface form Disambiguated ID Type / Status
Subject Harlem Community Art Center E444259 entity
Predicate notableStudent P4838 FINISHED
Object Charles Alston
Charles Alston was an influential African American painter, sculptor, and educator associated with the Harlem Renaissance and known for his public murals and advocacy for Black artists.
 E1297422 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
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).
Input
Phrase: Charles Alston | Statement: [Harlem Community Art Center, notableStudent, Charles Alston]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Charles Alston
Context triple: [Harlem Community Art Center, notableStudent, Charles Alston]
  • A. Charles Alston
    Charles Alston was a member of the prominent Alston family of South Carolina, known as a later owner of the historic Edmondston-Alston House in Charleston.
  • B. Sidney Catlett
    Sidney Catlett was a highly influential American jazz drummer renowned for his work with leading swing and early bebop musicians in the 1930s and 1940s.
  • C. Granville Redmond
    Granville Redmond was an American landscape painter and key figure in early California Impressionism, celebrated for his luminous depictions of the state's coastal and poppy-filled scenes.
  • D. Charles White
    Charles White was an American running back best known for winning the Heisman Trophy at USC before a productive NFL career with the Cleveland Browns and Los Angeles Rams.
  • E. Charles White
    Charles White was a prominent African American artist and muralist known for his powerful, socially conscious depictions of Black life and history.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
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]"
Input
Entity: Charles Alston
Triple: [Harlem Community Art Center, notableStudent, Charles Alston]
Generated description
Charles Alston was an influential African American painter, sculptor, and educator associated with the Harlem Renaissance and known for his public murals and advocacy for Black artists.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Charles Alston
Target entity description: Charles Alston was an influential African American painter, sculptor, and educator associated with the Harlem Renaissance and known for his public murals and advocacy for Black artists.
  • A. Charles Alston
    Charles Alston was a member of the prominent Alston family of South Carolina, known as a later owner of the historic Edmondston-Alston House in Charleston.
  • B. Sidney Catlett
    Sidney Catlett was a highly influential American jazz drummer renowned for his work with leading swing and early bebop musicians in the 1930s and 1940s.
  • C. Granville Redmond
    Granville Redmond was an American landscape painter and key figure in early California Impressionism, celebrated for his luminous depictions of the state's coastal and poppy-filled scenes.
  • D. Charles White
    Charles White was an American running back best known for winning the Heisman Trophy at USC before a productive NFL career with the Cleveland Browns and Los Angeles Rams.
  • E. Charles White
    Charles White was a prominent African American artist and muralist known for his powerful, socially conscious depictions of Black life and history.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69d8b9efe370819095cd219b143ae727 completed April 10, 2026, 8:50 a.m.
NER Named-entity recognition batch_69e48799f9608190bc97264c849278a0 completed April 19, 2026, 7:43 a.m.
NED1 Entity disambiguation (via context triple) batch_6a03290174fc8190b3e2a417ffd39db6 completed May 12, 2026, 1:20 p.m.
NEDg Description generation batch_6a032ae7f4808190ade6b20198aadcba completed May 12, 2026, 1:28 p.m.
NED2 Entity disambiguation (via description) batch_6a032b6033b48190b889bd4d98a58ea2 completed May 12, 2026, 1:30 p.m.
Created at: April 10, 2026, 10:13 a.m.