Triple
T2200090
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pullman, Chicago |
E50467
|
entity |
| Predicate | knownFor |
P22
|
FINISHED |
| Object |
Pullman Palace Car Company administration building
The Pullman Palace Car Company administration building is a historic landmark in Chicago’s Pullman district that served as the central headquarters for George Pullman’s pioneering railroad sleeping car enterprise.
|
E50467
|
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 Palace Car Company administration building | Statement: [Pullman, Chicago, knownFor, Pullman Palace Car Company administration building]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pullman Palace Car Company administration building Context triple: [Pullman, Chicago, knownFor, Pullman Palace Car Company administration building]
-
A.
Pullman Palace Car Company
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.
-
B.
General Motors Building
The General Motors Building is a prominent modernist office skyscraper in Midtown Manhattan, New York City, known for its prime Fifth Avenue location and high-profile commercial tenants.
-
C.
Pullman, Chicago
Pullman, Chicago is a historic South Side neighborhood known for its 19th-century planned industrial community and landmark architecture tied to the Pullman Palace Car Company.
-
D.
Administration Building of the World’s Columbian Exposition
The Administration Building of the World’s Columbian Exposition was a grand Beaux-Arts style centerpiece of the 1893 Chicago World's Fair, celebrated for its monumental dome and richly ornamented classical design.
-
E.
The Rice Building
The Rice Building is a historic, architecturally distinctive commercial structure in downtown Troy, New York, noted for its narrow, triangular “flatiron” form.
- 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 Palace Car Company administration building Triple: [Pullman, Chicago, knownFor, Pullman Palace Car Company administration building]
Generated description
The Pullman Palace Car Company administration building is a historic landmark in Chicago’s Pullman district that served as the central headquarters for George Pullman’s pioneering railroad sleeping car enterprise.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Pullman Palace Car Company administration building Target entity description: The Pullman Palace Car Company administration building is a historic landmark in Chicago’s Pullman district that served as the central headquarters for George Pullman’s pioneering railroad sleeping car enterprise.
-
A.
Pullman Palace Car Company
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.
-
B.
General Motors Building
The General Motors Building is a prominent modernist office skyscraper in Midtown Manhattan, New York City, known for its prime Fifth Avenue location and high-profile commercial tenants.
-
C.
Pullman, Chicago
chosen
Pullman, Chicago is a historic South Side neighborhood known for its 19th-century planned industrial community and landmark architecture tied to the Pullman Palace Car Company.
-
D.
Administration Building of the World’s Columbian Exposition
The Administration Building of the World’s Columbian Exposition was a grand Beaux-Arts style centerpiece of the 1893 Chicago World's Fair, celebrated for its monumental dome and richly ornamented classical design.
-
E.
The Rice Building
The Rice Building is a historic, architecturally distinctive commercial structure in downtown Troy, New York, noted for its narrow, triangular “flatiron” form.
- 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_69a88b044ab48190add007487680f009 |
completed | March 4, 2026, 7:41 p.m. |
| NER | Named-entity recognition | batch_69abbfa06bb4819092d7021358846e5f |
completed | March 7, 2026, 6:03 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae5dbb6e8481908610337cfd2a4bd1 |
completed | March 9, 2026, 5:42 a.m. |
| NEDg | Description generation | batch_69ae5e4a45a08190bd96af6cda06ab35 |
completed | March 9, 2026, 5:44 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae5ec4a35c8190bffc7a183497e764 |
completed | March 9, 2026, 5:46 a.m. |
Created at: March 4, 2026, 7:46 p.m.