Triple
T15024491
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Columbia Avenue station |
E378173
|
entity |
| Predicate | line |
P1293
|
FINISHED |
| Object | SEPTA Broad Street Line |
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 | Statement: [Columbia Avenue station, line, SEPTA Broad Street Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: SEPTA Broad Street Line Context triple: [Columbia Avenue station, line, SEPTA Broad Street Line]
-
A.
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.
-
B.
SEPTA Market–Frankford Line
The SEPTA Market–Frankford Line is a major rapid transit route in Philadelphia that runs east–west across the city, connecting key neighborhoods and commercial districts.
-
C.
SEPTA Main Line
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.
-
D.
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.
-
E.
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.
- 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_69d85cd46b2c819090d054c27787f677 |
completed | April 10, 2026, 2:13 a.m. |
| NER | Named-entity recognition | batch_69ded7de117c8190a1b9fa8d1602057e |
completed | April 15, 2026, 12:12 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fe9dd499108190b803c6afc0fa00bc |
completed | May 9, 2026, 2:37 a.m. |
Created at: April 10, 2026, 2:56 a.m.