Triple
T2885741
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | SEPTA |
E59500
|
entity |
| Predicate | ownsSystem |
P13496
|
FINISHED |
| Object | Broad Street Line |
E46366
|
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: Broad Street Line | Statement: [SEPTA, ownsSystem, Broad Street Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Broad Street Line Context triple: [SEPTA, ownsSystem, Broad Street Line]
-
A.
Broad Street Line
chosen
The Broad Street Line is a major north–south rapid transit subway line in Philadelphia operated by SEPTA, running primarily beneath Broad Street and serving key downtown and neighborhood destinations.
-
B.
Broad Street Extension
Broad Street Extension is a segment of the Newark Light Rail system that connects Newark Penn Station with Newark Broad Street Station, enhancing transit access through downtown Newark, New Jersey.
-
C.
Broad Street
Broad Street is a former elevated terminal station in Lower Manhattan that once served as the southern terminus for New York City's BMT Nassau Street Line J train.
-
D.
Broad Street
Broad Street is a historically significant thoroughfare in Selma, Alabama, known for its role in the civil rights movement and its collection of notable historic buildings.
-
E.
Fulton Street Line
The Fulton Street Line is a major New York City Subway corridor in Brooklyn and Manhattan that carries IND services such as the A and C trains along Fulton Street.
- 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_69ab4ac739188190a112f42a5a69c951 |
completed | March 6, 2026, 9:44 p.m. |
| NER | Named-entity recognition | batch_69abe08c85c48190bd8c0f6680fca0c8 |
completed | March 7, 2026, 8:23 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b031713e14819098db4cfaaea74f73 |
completed | March 10, 2026, 2:57 p.m. |
Created at: March 6, 2026, 10:03 p.m.