Triple

T419489
Position Surface form Disambiguated ID Type / Status
Subject Farm Security Administration photographers E8068 entity
Predicate coordinatedBy P86 FINISHED
Object Roy Stryker
Roy Stryker was an American economist and government official best known for directing the Farm Security Administration’s landmark documentary photography project during the Great Depression.
 E55878 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: Roy Stryker | Statement: [Farm Security Administration photographers, coordinatedBy, Roy Stryker]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Roy Stryker
Context triple: [Farm Security Administration photographers, coordinatedBy, Roy Stryker]
  • A. Russell Lee
    Russell Lee was an American photographer best known for his extensive documentary work for the Farm Security Administration during the Great Depression, capturing vivid images of rural and small-town life.
  • B. John Vachon
    John Vachon was an American photographer best known for his poignant documentary images of rural and small-town life during the Great Depression and World War II.
  • C. Walter Fuller
    Walter Fuller was a British-born journalist, editor, and political activist known for his work in progressive and pacifist causes in the early 20th century.
  • D. Carl Mydans
    Carl Mydans was an American photojournalist best known for his powerful documentary images of the Great Depression and World War II, including work for the Farm Security Administration and Life magazine.
  • E. Walker Evans
    Walker Evans was a prominent American photographer renowned for his stark, influential images of everyday life during the Great Depression.
  • 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: Roy Stryker
Triple: [Farm Security Administration photographers, coordinatedBy, Roy Stryker]
Generated description
Roy Stryker was an American economist and government official best known for directing the Farm Security Administration’s landmark documentary photography project during the Great Depression.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Roy Stryker
Target entity description: Roy Stryker was an American economist and government official best known for directing the Farm Security Administration’s landmark documentary photography project during the Great Depression.
  • A. Russell Lee
    Russell Lee was an American photographer best known for his extensive documentary work for the Farm Security Administration during the Great Depression, capturing vivid images of rural and small-town life.
  • B. John Vachon
    John Vachon was an American photographer best known for his poignant documentary images of rural and small-town life during the Great Depression and World War II.
  • C. Walter Fuller
    Walter Fuller was a British-born journalist, editor, and political activist known for his work in progressive and pacifist causes in the early 20th century.
  • D. Carl Mydans
    Carl Mydans was an American photojournalist best known for his powerful documentary images of the Great Depression and World War II, including work for the Farm Security Administration and Life magazine.
  • E. Walker Evans
    Walker Evans was a prominent American photographer renowned for his stark, influential images of everyday life during the Great Depression.
  • 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_69a2e7f1d1bc81909cf2dc9754a3c334 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2ee917de48190965fba455efd2320 completed Feb. 28, 2026, 1:33 p.m.
NED1 Entity disambiguation (via context triple) batch_69a43e6cf1048190abf3f13ba35a3980 completed March 1, 2026, 1:26 p.m.
NEDg Description generation batch_69a43f00f8308190bd3534d3c3fde4cf completed March 1, 2026, 1:28 p.m.
NED2 Entity disambiguation (via description) batch_69a440e991408190a2b26a552fec32a8 completed March 1, 2026, 1:36 p.m.
Created at: Feb. 28, 2026, 1:11 p.m.