Triple
T588681
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Grand Concourse (30th Street Station) |
E17217
|
entity |
| Predicate | isCentralSpaceOf |
P4751
|
FINISHED |
| Object | 30th Street Station main building |
E1854
|
NE FINISHED |
How this triple was built (3 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: 30th Street Station main building | Statement: [Grand Concourse (30th Street Station), isCentralSpaceOf, 30th Street Station main building]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 30th Street Station main building Context triple: [Grand Concourse (30th Street Station), isCentralSpaceOf, 30th Street Station main building]
-
A.
30th Street Station
chosen
30th Street Station is a major intercity and regional rail hub in Philadelphia, serving Amtrak, SEPTA, and NJ Transit and connecting the city to destinations across the Northeast and beyond.
-
B.
City Hall Station (Philadelphia)
City Hall Station (Philadelphia) is a major underground transit hub in Center City that serves as a key interchange point for multiple SEPTA subway and trolley lines beneath Philadelphia’s City Hall.
-
C.
Broad Street Station (Philadelphia)
Broad Street Station (Philadelphia) was a grand former railroad terminal in Center City Philadelphia that served as the Pennsylvania Railroad’s primary passenger station and a major hub of rail travel in the late 19th and early 20th centuries.
-
D.
37th Street station
37th Street station is a Philadelphia trolley stop on SEPTA’s Subway–Surface Lines serving the University City area near the University of Pennsylvania.
-
E.
Union Station (Pittsburgh)
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.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: isCentralSpaceOf Context triple: [Grand Concourse (30th Street Station), isCentralSpaceOf, 30th Street Station main building]
-
A.
isCentralTo
Indicates that something plays a primary, essential, or defining role in relation to something else, such that the latter depends on or is organized around it.
-
B.
isNucleusOf
Indicates that one entity functions as the central or most important core component of another entity.
-
C.
hasCentralAct
Indicates that an entity includes or is characterized by a primary or most important action, event, or operation at its core.
-
D.
centralIn
chosen
Indicates that one entity occupies a central or most important position within another entity, context, or structure.
-
E.
hasCentralFigure
Indicates that something features a primary or most important figure at its core or focus.
- F. None of above.
Provenance (4 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_69a49379d09c8190ac7e00b24e2810b1 |
completed | March 1, 2026, 7:28 p.m. |
| NER | Named-entity recognition | batch_69a49b9d1e68819096a9b5e7b2e83d6e |
completed | March 1, 2026, 8:03 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a5740161cc81909a0086f7c541be98 |
completed | March 2, 2026, 11:26 a.m. |
| PD | Predicate disambiguation | batch_69a494ca68448190a516b9c3525d8916 |
completed | March 1, 2026, 7:34 p.m. |
Created at: March 1, 2026, 7:33 p.m.