Triple
T12945249
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | D. H. Burnham & Company |
E309743
|
entity |
| Predicate | designed |
P184
|
FINISHED |
| Object | Pennsylvania Railroad Station Pittsburgh |
E62718
|
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: Pennsylvania Railroad Station Pittsburgh | Statement: [D. H. Burnham & Company, designed, Pennsylvania Railroad Station Pittsburgh]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pennsylvania Railroad Station Pittsburgh Context triple: [D. H. Burnham & Company, designed, Pennsylvania Railroad Station Pittsburgh]
-
A.
Pittsburgh station
Pittsburgh station is a historic intercity rail terminal in Pittsburgh, Pennsylvania, serving Amtrak trains and connecting the city to major regional and national routes.
-
B.
Union Station (Pittsburgh)
chosen
Union Station (Pittsburgh) is a historic Beaux-Arts railroad terminal in downtown Pittsburgh, renowned for its grand rotunda and role as a major early 20th-century transportation hub.
-
C.
Pittsburg/Bay Point station
Pittsburg/Bay Point station is a rapid transit station in Contra Costa County, California, serving as a terminus on the Bay Area Rapid Transit (BART) system.
-
D.
Union Station (Erie, Pennsylvania)
Union Station (Erie, Pennsylvania) is a historic former passenger railroad station in downtown Erie that now serves as a mixed-use commercial and office complex.
-
E.
Pennsylvania Station
Pennsylvania Station is a major transportation hub in Midtown Manhattan, New York City, serving as one of the busiest rail stations in the United States for Amtrak, commuter rail, and subway lines.
- 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_69d7bdfb57a88190836b743e2825feca |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d97e1b3694819098527dcea3cfed93 |
completed | April 10, 2026, 10:47 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6af73e6348190be114e8c5ad181bf |
completed | May 3, 2026, 2:14 a.m. |
Created at: April 9, 2026, 5:43 p.m.