Triple

T11807483
Position Surface form Disambiguated ID Type / Status
Subject Pullman sleeping car E280785 entity
Predicate operatedUnder P794 FINISHED
Object Pullman service
Pullman service was a premium railroad passenger service in the United States known for its comfortable, staffed sleeping and parlor cars that offered upscale overnight travel accommodations.
E280785 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: Pullman service | Statement: [Pullman sleeping car, operatedUnder, Pullman service]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pullman service
Context triple: [Pullman sleeping car, operatedUnder, Pullman service]
  • A. Pullman
    Pullman is a historic Chicago neighborhood known for its 19th-century planned industrial community and distinctive brick row houses built for workers of the Pullman Palace Car Company.
  • B. Pullman
    Pullman is a small college town in southeastern Washington State best known as the home of Washington State University.
  • C. Pullman
    Pullman is a surname most notably associated with American actor Bill Pullman, known for his roles in films such as "Independence Day" and "While You Were Sleeping."
  • D. Pullman sleeping car
    The Pullman sleeping car was a luxurious railroad passenger car introduced in the 19th century that provided comfortable overnight accommodations and helped transform long-distance train travel.
  • E. Amtrak Silver Service
    Amtrak Silver Service is a pair of long-distance passenger train routes along the U.S. East Coast, primarily connecting New York City and Miami with intermediate stops in major cities.
  • 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: Pullman service
Triple: [Pullman sleeping car, operatedUnder, Pullman service]
Generated description
Pullman service was a premium railroad passenger service in the United States known for its comfortable, staffed sleeping and parlor cars that offered upscale overnight travel accommodations.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Pullman service
Target entity description: Pullman service was a premium railroad passenger service in the United States known for its comfortable, staffed sleeping and parlor cars that offered upscale overnight travel accommodations.
  • A. Pullman
    Pullman is a historic Chicago neighborhood known for its 19th-century planned industrial community and distinctive brick row houses built for workers of the Pullman Palace Car Company.
  • B. Pullman
    Pullman is a small college town in southeastern Washington State best known as the home of Washington State University.
  • C. Pullman
    Pullman is a surname most notably associated with American actor Bill Pullman, known for his roles in films such as "Independence Day" and "While You Were Sleeping."
  • D. Pullman sleeping car chosen
    The Pullman sleeping car was a luxurious railroad passenger car introduced in the 19th century that provided comfortable overnight accommodations and helped transform long-distance train travel.
  • E. Amtrak Silver Service
    Amtrak Silver Service is a pair of long-distance passenger train routes along the U.S. East Coast, primarily connecting New York City and Miami with intermediate stops in major cities.
  • F. None of above.

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_69d6ab26aae88190b2489efcb2a24234 completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d8a5c93a1881909b428bf3ed55bb57 completed April 10, 2026, 7:24 a.m.
NED1 Entity disambiguation (via context triple) batch_69f131726ab08190ae777bee3ac6df43 completed April 28, 2026, 10:15 p.m.
NEDg Description generation batch_69f141b1c50c819081a8055d951a49de completed April 28, 2026, 11:24 p.m.
NED2 Entity disambiguation (via description) batch_69f14fcb63208190ad1185ad66314fa9 completed April 29, 2026, 12:24 a.m.
Created at: April 8, 2026, 9:42 p.m.