Triple
T6451643
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Center City Concourse |
E139880
|
entity |
| Predicate | connects |
P390
|
FINISHED |
| Object | 15th Street station |
E26317
|
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: 15th Street station | Statement: [Center City Concourse, connects, 15th Street station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 15th Street station Context triple: [Center City Concourse, connects, 15th Street station]
-
A.
15th Street station
chosen
15th Street station is a major underground transit hub in Center City Philadelphia that connects SEPTA’s subway–surface trolleys with the Market–Frankford Line and nearby regional rail services.
-
B.
25th Street station
25th Street station is a light rail stop on Charlotte’s LYNX Blue Line serving the NoDa and surrounding neighborhoods in Charlotte, North Carolina.
-
C.
33rd Street station
33rd Street station is a major underground trolley stop in Philadelphia serving SEPTA’s Subway–Surface lines near Drexel University and the University of Pennsylvania.
-
D.
7th Street station
7th Street station is a light rail station in uptown Charlotte, North Carolina, serving the LYNX Blue Line and providing access to the city’s central business and entertainment districts.
-
E.
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.
- 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_69c008b301948190a35854e5284dc822 |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c069b4171c8190b0acad78700998ed |
completed | March 22, 2026, 10:14 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c669de36a08190837817b32074e405 |
completed | March 27, 2026, 11:28 a.m. |
Created at: March 22, 2026, 4:47 p.m.