Triple

T8396552
Position Surface form Disambiguated ID Type / Status
Subject Brown Brothers Harriman & Co. E198066 entity
Predicate founder P104 FINISHED
Object John A. Brown
John A. Brown was an American financier and member of the prominent Brown banking family, instrumental in the early development of the firm that became Brown Brothers Harriman & Co.
 E931942 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: John A. Brown | Statement: [Brown Brothers Harriman & Co., founder, John A. Brown]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: John A. Brown
Context triple: [Brown Brothers Harriman & Co., founder, John A. Brown]
  • A. John C. Brown
    John C. Brown is a political figure who served as Governor of California and resided in the California Governor's Mansion during his tenure.
  • B. John C. Brown
    John C. Brown was an American railroad executive best known for his role in establishing and developing the Texas and Pacific Railway in the 19th century.
  • C. Thomas N. Barnes
    Thomas N. Barnes was the fourth Chief Master Sergeant of the U.S. Air Force and the first African American to hold the service’s highest enlisted position.
  • D. Charles Melville Hays
    Charles Melville Hays was an American-born railway executive best known as the president of the Grand Trunk Railway and for perishing in the sinking of the RMS Titanic in 1912.
  • E. Jesse G. Vincent
    Jesse G. Vincent is a software developer best known for creating the RT issue tracking system and contributing extensively to open-source projects.
  • 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: John A. Brown
Triple: [Brown Brothers Harriman & Co., founder, John A. Brown]
Generated description
John A. Brown was an American financier and member of the prominent Brown banking family, instrumental in the early development of the firm that became Brown Brothers Harriman & Co.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: John A. Brown
Target entity description: John A. Brown was an American financier and member of the prominent Brown banking family, instrumental in the early development of the firm that became Brown Brothers Harriman & Co.
  • A. John C. Brown
    John C. Brown is a political figure who served as Governor of California and resided in the California Governor's Mansion during his tenure.
  • B. John C. Brown
    John C. Brown was an American railroad executive best known for his role in establishing and developing the Texas and Pacific Railway in the 19th century.
  • C. Thomas N. Barnes
    Thomas N. Barnes was the fourth Chief Master Sergeant of the U.S. Air Force and the first African American to hold the service’s highest enlisted position.
  • D. Charles Melville Hays
    Charles Melville Hays was an American-born railway executive best known as the president of the Grand Trunk Railway and for perishing in the sinking of the RMS Titanic in 1912.
  • E. Jesse G. Vincent
    Jesse G. Vincent is a software developer best known for creating the RT issue tracking system and contributing extensively to open-source projects.
  • 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_69ca82f816bc8190ab321c07d72208c1 completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cb818893348190a6ea2ff6a2e3e491 completed March 31, 2026, 8:10 a.m.
NED1 Entity disambiguation (via context triple) batch_69e6847ad9fc819085b0d6c886488c3b completed April 20, 2026, 7:54 p.m.
NEDg Description generation batch_69e68ce8d7988190a0dd3abe5f2afc97 completed April 20, 2026, 8:30 p.m.
NED2 Entity disambiguation (via description) batch_69e6b7a31b4081909b06bc9b6d0a1617 completed April 20, 2026, 11:32 p.m.
Created at: March 30, 2026, 6:04 p.m.