Triple
T16468585
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | North 15th Street |
E399999
|
entity |
| Predicate | hasPublicTransitAccess |
P1288
|
FINISHED |
| Object | SEPTA Broad Street Line (nearby at City Hall station) |
E8578
|
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: SEPTA Broad Street Line (nearby at City Hall station) | Statement: [North 15th Street, hasPublicTransitAccess, SEPTA Broad Street Line (nearby at City Hall station)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: SEPTA Broad Street Line (nearby at City Hall station) Context triple: [North 15th Street, hasPublicTransitAccess, SEPTA Broad Street Line (nearby at City Hall station)]
-
A.
City Hall station (SEPTA Broad Street Line)
City Hall station (SEPTA Broad Street Line) is a major underground subway station located beneath Philadelphia’s City Hall, serving as a central hub on SEPTA’s Broad Street Line.
-
B.
Broad Street Line (Philadelphia subway) terminus area
The Broad Street Line (Philadelphia subway) terminus area is the northern endpoint of SEPTA’s primary north–south rapid transit route in Philadelphia, where trains turn around near the city’s border with Cheltenham Township.
-
C.
Broad Street Line Walnut–Locust station
Broad Street Line Walnut–Locust station is an underground SEPTA subway station in Center City Philadelphia serving the Broad Street Line near the city’s theater and cultural district.
-
D.
SEPTA Broad Street Line
chosen
The SEPTA Broad Street Line is a rapid transit subway line running primarily along Broad Street in Philadelphia, providing north–south service through the city’s central corridor.
-
E.
Erie station (Broad Street Line)
Erie station (Broad Street Line) is a rapid transit station on SEPTA's Broad Street Line in Philadelphia, 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_69d87f2dac988190b74d6e185fa88ba4 |
completed | April 10, 2026, 4:40 a.m. |
| NER | Named-entity recognition | batch_69e32dce342081909cad56dc92de13a2 |
completed | April 18, 2026, 7:07 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a004f5914dc81908c3b8cf999ee76a1 |
completed | May 10, 2026, 9:26 a.m. |
Created at: April 10, 2026, 5:11 a.m.