Triple
T17983876
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | North Broad station |
E430174
|
entity |
| Predicate | railwayLine |
P848
|
FINISHED |
| Object | SEPTA Main Line |
—
|
NE NERFINISHED |
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 Main Line | Statement: [North Broad station, railwayLine, SEPTA Main Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: SEPTA Main Line Context triple: [North Broad station, railwayLine, SEPTA Main Line]
-
A.
SEPTA Main Line
chosen
The SEPTA Main Line is a key commuter rail corridor in the Philadelphia region, carrying multiple Regional Rail services through numerous suburban and urban stations.
-
B.
SEPTA Broad Street Line
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.
-
C.
SEPTA Trenton Line
The SEPTA Trenton Line is a commuter rail service in the Philadelphia region that connects Center City Philadelphia with Trenton, New Jersey as part of SEPTA's Regional Rail network.
-
D.
SEPTA Warminster Line
The SEPTA Warminster Line is a commuter rail service in the Philadelphia region that connects Center City with suburban communities to the north, terminating in Warminster, Pennsylvania.
-
E.
SEPTA Cynwyd Line
The SEPTA Cynwyd Line is a short commuter rail line in the Philadelphia area that runs between Center City and Cynwyd in Montgomery County.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8b90364248190a37381adea932f42 |
completed | April 10, 2026, 8:46 a.m. |
| NER | Named-entity recognition | batch_69e4b2992fe481908c0d2757b4de5bad |
completed | April 19, 2026, 10:46 a.m. |
Created at: April 10, 2026, 10:23 a.m.