Triple

T2395109
Position Surface form Disambiguated ID Type / Status
Subject Southern Pacific Railroad E47630 entity
Predicate operatedService P5884 FINISHED
Object Lark
Lark was a famous overnight passenger train that ran between San Francisco and Los Angeles, known for its streamlined design and sleeper service.
E262614 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: Lark | Statement: [Southern Pacific Railroad, operatedService, Lark]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lark
Context triple: [Southern Pacific Railroad, operatedService, Lark]
  • A. Kestrel
    Kestrel is a pressure-fed, liquid-fueled rocket engine developed by SpaceX for the second stage of its early Falcon 1 launch vehicle.
  • B. Kestrel
    Kestrel is a cross-platform, high-performance web server built into ASP.NET Core for hosting and serving web applications.
  • C. Birdy
    "Birdy" is a 1984 psychological war drama film, directed by Alan Parker and starring Matthew Modine and Nicolas Cage, about the intense post-Vietnam friendship between two traumatized young men.
  • D. Goldie Bird
    Goldie Bird is a person notable enough to be recognized as a bearer of the surname Bird, likely for contributions in a specific professional or public domain.
  • E. Polly
    Polly is the nickname of Mary Prince, a West Indian woman whose 1831 autobiography was the first account of a Black woman’s life published in Britain and a powerful indictment of slavery.
  • 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: Lark
Triple: [Southern Pacific Railroad, operatedService, Lark]
Generated description
Lark was a famous overnight passenger train that ran between San Francisco and Los Angeles, known for its streamlined design and sleeper service.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lark
Target entity description: Lark was a famous overnight passenger train that ran between San Francisco and Los Angeles, known for its streamlined design and sleeper service.
  • A. Kestrel
    Kestrel is a pressure-fed, liquid-fueled rocket engine developed by SpaceX for the second stage of its early Falcon 1 launch vehicle.
  • B. Kestrel
    Kestrel is a cross-platform, high-performance web server built into ASP.NET Core for hosting and serving web applications.
  • C. Birdy
    "Birdy" is a 1984 psychological war drama film, directed by Alan Parker and starring Matthew Modine and Nicolas Cage, about the intense post-Vietnam friendship between two traumatized young men.
  • D. Goldie Bird
    Goldie Bird is a person notable enough to be recognized as a bearer of the surname Bird, likely for contributions in a specific professional or public domain.
  • E. Polly
    Polly is the nickname of Mary Prince, a West Indian woman whose 1831 autobiography was the first account of a Black woman’s life published in Britain and a powerful indictment of slavery.
  • 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_69a88a1c450c81909f61abb8b6863885 completed March 4, 2026, 7:38 p.m.
NER Named-entity recognition batch_69abc879b1b88190be8d0337d9a17bd0 completed March 7, 2026, 6:40 a.m.
NED1 Entity disambiguation (via context triple) batch_69aeb3dc44dc819099b8914b878c5638 completed March 9, 2026, 11:49 a.m.
NEDg Description generation batch_69aeb4de29988190ae860fc6f241f225 completed March 9, 2026, 11:54 a.m.
NED2 Entity disambiguation (via description) batch_69aeb562560c8190a03c6d8ce6d75956 completed March 9, 2026, 11:56 a.m.
Created at: March 4, 2026, 7:57 p.m.