Triple

T8542886
Position Surface form Disambiguated ID Type / Status
Subject Janney coupler E202239 entity
Predicate namedAfter P63 FINISHED
Object Eli H. Janney
Eli H. Janney was a 19th-century American inventor best known for creating the automatic railroad car coupler that greatly improved rail safety and efficiency.
 E740677 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: Eli H. Janney | Statement: [Janney coupler, namedAfter, Eli H. Janney]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Eli H. Janney
Context triple: [Janney coupler, namedAfter, Eli H. Janney]
  • A. Elliott Cresson
    Elliott Cresson was a 19th-century American philanthropist and member of the American Philosophical Society known for endowing one of the earliest and most prestigious science and engineering awards in the United States.
  • B. Thomas Nelson Haskell
    Thomas Nelson Haskell was a 19th-century American educator and Presbyterian minister best known for establishing Colorado College in Colorado Springs.
  • C. James Wormley
    James Wormley was a prominent 19th-century African American hotelier and entrepreneur in Washington, D.C., known for operating one of the capital’s most distinguished hotels.
  • D. Christopher Goutman
    Christopher Goutman is an American television producer and director best known for his work on daytime soap operas.
  • E. Frederick H. Billings
    Frederick H. Billings was a 19th-century American lawyer, financier, and president of the Northern Pacific Railway, known for his role in railroad expansion and conservation efforts in the American West.
  • 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: Eli H. Janney
Triple: [Janney coupler, namedAfter, Eli H. Janney]
Generated description
Eli H. Janney was a 19th-century American inventor best known for creating the automatic railroad car coupler that greatly improved rail safety and efficiency.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Eli H. Janney
Target entity description: Eli H. Janney was a 19th-century American inventor best known for creating the automatic railroad car coupler that greatly improved rail safety and efficiency.
  • A. Elliott Cresson
    Elliott Cresson was a 19th-century American philanthropist and member of the American Philosophical Society known for endowing one of the earliest and most prestigious science and engineering awards in the United States.
  • B. Thomas Nelson Haskell
    Thomas Nelson Haskell was a 19th-century American educator and Presbyterian minister best known for establishing Colorado College in Colorado Springs.
  • C. James Wormley
    James Wormley was a prominent 19th-century African American hotelier and entrepreneur in Washington, D.C., known for operating one of the capital’s most distinguished hotels.
  • D. Christopher Goutman
    Christopher Goutman is an American television producer and director best known for his work on daytime soap operas.
  • E. Frederick H. Billings
    Frederick H. Billings was a 19th-century American lawyer, financier, and president of the Northern Pacific Railway, known for his role in railroad expansion and conservation efforts in the American West.
  • 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_69ca832461e88190a654c5e44e233aa8 completed March 30, 2026, 2:05 p.m.
NER Named-entity recognition batch_69cbe6e26be48190b10bc62fad178dad completed March 31, 2026, 3:23 p.m.
NED1 Entity disambiguation (via context triple) batch_69ce6dabf9908190bb61ad4ddb953902 completed April 2, 2026, 1:22 p.m.
NEDg Description generation batch_69ce6f02fabc819093b95e0d318c5649 completed April 2, 2026, 1:28 p.m.
NED2 Entity disambiguation (via description) batch_69ce6f9b12148190be55b3f5f2b518d9 completed April 2, 2026, 1:31 p.m.
Created at: March 30, 2026, 6:18 p.m.