Triple

T9453475
Position Surface form Disambiguated ID Type / Status
Subject Chancellor of Washington University in St. Louis E227953 entity
Predicate hasHadOfficeHolder P9949 FINISHED
Object Ethan A. H. Shepley
Ethan A. H. Shepley was an American lawyer and academic administrator who served as a prominent leader of Washington University in St. Louis during the mid-20th century.
E874887 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: Ethan A. H. Shepley | Statement: [Chancellor of Washington University in St. Louis, hasHadOfficeHolder, Ethan A. H. Shepley]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ethan A. H. Shepley
Context triple: [Chancellor of Washington University in St. Louis, hasHadOfficeHolder, Ethan A. H. Shepley]
  • A. Charles D. Norton
    Charles D. Norton was an American figure notable for helping establish the American Cancer Society, a leading nonprofit organization dedicated to cancer research and patient support.
  • B. Stowell E. Whitney
    Stowell E. Whitney was an individual significant enough in Nevada’s history or development that the community of Whitney, Nevada, was named in his honor.
  • C. Charles B. Sedgwick
    Charles B. Sedgwick was a 19th-century American lawyer and U.S. Representative from New York known for his anti-slavery stance and service during the Civil War era.
  • D. Horatio G. Brooks
    Horatio G. Brooks was a 19th-century American industrialist and locomotive manufacturer best known for establishing the Brooks Locomotive Works.
  • E. Henry A. Walke
    Henry A. Walke was a United States Navy officer noted for his distinguished service during the 19th century, particularly in the American Civil War.
  • 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: Ethan A. H. Shepley
Triple: [Chancellor of Washington University in St. Louis, hasHadOfficeHolder, Ethan A. H. Shepley]
Generated description
Ethan A. H. Shepley was an American lawyer and academic administrator who served as a prominent leader of Washington University in St. Louis during the mid-20th century.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ethan A. H. Shepley
Target entity description: Ethan A. H. Shepley was an American lawyer and academic administrator who served as a prominent leader of Washington University in St. Louis during the mid-20th century.
  • A. Charles D. Norton
    Charles D. Norton was an American figure notable for helping establish the American Cancer Society, a leading nonprofit organization dedicated to cancer research and patient support.
  • B. Stowell E. Whitney
    Stowell E. Whitney was an individual significant enough in Nevada’s history or development that the community of Whitney, Nevada, was named in his honor.
  • C. Charles B. Sedgwick
    Charles B. Sedgwick was a 19th-century American lawyer and U.S. Representative from New York known for his anti-slavery stance and service during the Civil War era.
  • D. Horatio G. Brooks
    Horatio G. Brooks was a 19th-century American industrialist and locomotive manufacturer best known for establishing the Brooks Locomotive Works.
  • E. Henry A. Walke
    Henry A. Walke was a United States Navy officer noted for his distinguished service during the 19th century, particularly in the American Civil War.
  • 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_69ca8439f8bc8190997f2ef40c9f0bc2 completed March 30, 2026, 2:10 p.m.
NER Named-entity recognition batch_69cd7f8c7b3481909c1182b41d8c27a9 completed April 1, 2026, 8:26 p.m.
NED1 Entity disambiguation (via context triple) batch_69d95e38789881909e45e8d0b0489a59 completed April 10, 2026, 8:31 p.m.
NEDg Description generation batch_69d95f508b6481909405f0404246c69e completed April 10, 2026, 8:36 p.m.
NED2 Entity disambiguation (via description) batch_69d9600a29808190af583d2fd696ec6a completed April 10, 2026, 8:39 p.m.
Created at: March 30, 2026, 7:52 p.m.