Triple
T4969560
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Brotherhood of Sleeping Car Porters |
E111613
|
entity |
| Predicate | recognizedBy |
P653
|
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: [Brotherhood of Sleeping Car Porters, recognizedBy, Pullman Company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pullman Company Context triple: [Brotherhood of Sleeping Car Porters, recognizedBy, 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.
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.
-
E.
Durant-Dort Carriage Company
Durant-Dort Carriage Company was a leading late-19th-century American horse-drawn carriage manufacturer that became the foundation for William C. Durant’s later creation of General Motors.
- 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_69bd441a0eb481908050fa4273b19eae |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd721221b88190916feb9b4f049195 |
completed | March 20, 2026, 4:13 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69be89fddbb8819084c8c21ee0ce845e |
completed | March 21, 2026, 12:07 p.m. |
Created at: March 20, 2026, 1:32 p.m.