Triple
T11807482
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pullman sleeping car |
E280785
|
entity |
| Predicate | operatedBy |
P86
|
FINISHED |
| Object | Pullman Company |
E58070
|
NE FINISHED |
How this triple was built (2 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 | Statement: [Pullman sleeping car, operatedBy, Pullman Company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pullman Company Context triple: [Pullman sleeping car, operatedBy, Pullman Company]
-
A.
Westinghouse Amrail Company
Westinghouse Amrail Company was a railcar manufacturing firm known for producing New York City’s R68 subway cars.
-
B.
Pullman Palace Car Company
chosen
Pullman Palace Car Company was a prominent 19th-century American manufacturer and operator of luxury railroad sleeping cars, best known for its role in the landmark Pullman Strike of 1894.
-
C.
Westinghouse Air Brake Company
Westinghouse Air Brake Company was an American industrial firm founded by George Westinghouse, best known for pioneering railway air brake technology that greatly improved train safety and efficiency.
-
D.
Union Tank Car Company
Union Tank Car Company is a North American railcar leasing and maintenance company specializing in tank cars for transporting liquid and gaseous commodities.
-
E.
J.G. Brill Company
J.G. Brill Company was a prominent American manufacturer of streetcars and other railway vehicles that played a major role in early urban transit development.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69f43f9e99788190a5a8abb135426038 |
completed | May 1, 2026, 5:52 a.m. |
Created at: April 8, 2026, 9:42 p.m.