Triple
T2588915
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pullman Palace Car Company |
E58070
|
entity |
| Predicate | associatedPlace |
P1481
|
FINISHED |
| Object | Chicago rail hub |
E17115
|
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: Chicago rail hub | Statement: [Pullman Palace Car Company, associatedPlace, Chicago rail hub]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chicago rail hub Context triple: [Pullman Palace Car Company, associatedPlace, Chicago rail hub]
-
A.
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.
-
B.
Joliet Station
Joliet Station is a major commuter rail hub in Joliet, Illinois, serving as a key terminus and transfer point for multiple Chicago-area rail lines.
-
C.
Chicago Union Station
chosen
Chicago Union Station is a major intercity and commuter rail terminal in downtown Chicago that serves as a central hub for Amtrak and regional rail services.
-
D.
East Chicago station
East Chicago station is a commuter rail stop in East Chicago, Indiana, serving passengers on the South Shore Line between Chicago and South Bend.
-
E.
Naperville station
Naperville station is a commuter rail station in Naperville, Illinois, serving as a major stop for Metra and Amtrak trains in the western suburbs of Chicago.
- 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_69ab4ac019c8819094add11c46706e32 |
completed | March 6, 2026, 9:44 p.m. |
| NER | Named-entity recognition | batch_69abd3fd1d608190a0cf0d12a9e6ce59 |
completed | March 7, 2026, 7:30 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69af658782f88190a83a4f7256d6a7b2 |
completed | March 10, 2026, 12:27 a.m. |
Created at: March 6, 2026, 9:49 p.m.