Triple

T11807499
Position Surface form Disambiguated ID Type / Status
Subject Pullman sleeping car E280785 entity
Predicate partOf P40 FINISHED
Object Pullman Company railcar fleet
The Pullman Company railcar fleet was a renowned collection of luxury passenger railcars, especially sleeping cars, that set the standard for comfortable long-distance train travel in the United States during the late 19th and early 20th centuries.
E947343 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 Company railcar fleet | Statement: [Pullman sleeping car, partOf, Pullman Company railcar fleet]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pullman Company railcar fleet
Context triple: [Pullman sleeping car, partOf, Pullman Company railcar fleet]
  • A. Union Pacific dome cars
    Union Pacific dome cars were distinctive passenger railcars featuring elevated glass-enclosed viewing domes that offered panoramic scenery on Union Pacific’s long-distance trains.
  • B. Pullman Works
    Pullman Works was a major railcar manufacturing and repair facility historically associated with the Pullman Company in Chicago, Illinois.
  • C. Union Pacific sleeper cars
    Union Pacific sleeper cars are long-distance passenger railcars equipped with private sleeping accommodations that were used on Union Pacific Railroad’s premier intercity trains.
  • D. Union Pacific lounge cars
    Union Pacific lounge cars were specialized passenger railcars designed to provide comfortable seating, social spaces, and premium amenities on Union Pacific’s long-distance trains.
  • E. Budd Company stainless-steel passenger cars
    Budd Company stainless-steel passenger cars were streamlined, corrosion-resistant railroad coaches widely used in mid-20th-century North American passenger service and known for their distinctive fluted metal exteriors.
  • 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 Company railcar fleet
Triple: [Pullman sleeping car, partOf, Pullman Company railcar fleet]
Generated description
The Pullman Company railcar fleet was a renowned collection of luxury passenger railcars, especially sleeping cars, that set the standard for comfortable long-distance train travel in the United States during the late 19th and early 20th centuries.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Pullman Company railcar fleet
Target entity description: The Pullman Company railcar fleet was a renowned collection of luxury passenger railcars, especially sleeping cars, that set the standard for comfortable long-distance train travel in the United States during the late 19th and early 20th centuries.
  • A. Union Pacific dome cars
    Union Pacific dome cars were distinctive passenger railcars featuring elevated glass-enclosed viewing domes that offered panoramic scenery on Union Pacific’s long-distance trains.
  • B. Pullman Works
    Pullman Works was a major railcar manufacturing and repair facility historically associated with the Pullman Company in Chicago, Illinois.
  • C. Union Pacific sleeper cars
    Union Pacific sleeper cars are long-distance passenger railcars equipped with private sleeping accommodations that were used on Union Pacific Railroad’s premier intercity trains.
  • D. Union Pacific lounge cars
    Union Pacific lounge cars were specialized passenger railcars designed to provide comfortable seating, social spaces, and premium amenities on Union Pacific’s long-distance trains.
  • E. Budd Company stainless-steel passenger cars
    Budd Company stainless-steel passenger cars were streamlined, corrosion-resistant railroad coaches widely used in mid-20th-century North American passenger service and known for their distinctive fluted metal exteriors.
  • 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_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.