Triple

T4059602
Position Surface form Disambiguated ID Type / Status
Subject Southern Railway (U.S.) E84776 entity
Predicate keyPerson P256 FINISHED
Object D. W. Brosnan
D. W. Brosnan was a prominent American railroad executive best known for leading and modernizing the Southern Railway in the mid-20th century.
E410893 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: D. W. Brosnan | Statement: [Southern Railway (U.S.), keyPerson, D. W. Brosnan]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: D. W. Brosnan
Context triple: [Southern Railway (U.S.), keyPerson, D. W. Brosnan]
  • A. David Mannion
    David Mannion is a British television news executive and former editor known for his senior roles at ITN and his commentary on media and war reporting.
  • B. Douglas Slocombe
    Douglas Slocombe was a renowned British cinematographer celebrated for his work on numerous classic films, including major entries in the Indiana Jones series.
  • C. Barrie M. Osborne
    Barrie M. Osborne is an American film producer best known for his work on large-scale, critically acclaimed epics such as The Lord of the Rings trilogy.
  • D. Peter A. Tyrrell
    Peter A. Tyrrell was an American sports executive and promoter best known for his role in establishing and developing the early professional basketball franchise that became the Philadelphia Warriors.
  • E. Andrew D. Martin
    Andrew D. Martin is an American political scientist and academic administrator who serves as the chancellor of Washington University in St. Louis.
  • 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: D. W. Brosnan
Triple: [Southern Railway (U.S.), keyPerson, D. W. Brosnan]
Generated description
D. W. Brosnan was a prominent American railroad executive best known for leading and modernizing the Southern Railway in the mid-20th century.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: D. W. Brosnan
Target entity description: D. W. Brosnan was a prominent American railroad executive best known for leading and modernizing the Southern Railway in the mid-20th century.
  • A. David Mannion
    David Mannion is a British television news executive and former editor known for his senior roles at ITN and his commentary on media and war reporting.
  • B. Douglas Slocombe
    Douglas Slocombe was a renowned British cinematographer celebrated for his work on numerous classic films, including major entries in the Indiana Jones series.
  • C. Barrie M. Osborne
    Barrie M. Osborne is an American film producer best known for his work on large-scale, critically acclaimed epics such as The Lord of the Rings trilogy.
  • D. Peter A. Tyrrell
    Peter A. Tyrrell was an American sports executive and promoter best known for his role in establishing and developing the early professional basketball franchise that became the Philadelphia Warriors.
  • E. Andrew D. Martin
    Andrew D. Martin is an American political scientist and academic administrator who serves as the chancellor of Washington University in St. Louis.
  • 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_69aed933bec881909edfa28ebb69c634 completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aefbd32c0c8190bc575974ccf831b3 completed March 9, 2026, 4:56 p.m.
NED1 Entity disambiguation (via context triple) batch_69b562a98c488190a7e77cd46ff998bc completed March 14, 2026, 1:29 p.m.
NEDg Description generation batch_69b5637cd5b881909a930ecb33eed991 completed March 14, 2026, 1:32 p.m.
NED2 Entity disambiguation (via description) batch_69b564603b4881909e80970aa21e3db4 completed March 14, 2026, 1:36 p.m.
Created at: March 9, 2026, 3:38 p.m.