Triple
T472039
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | SEPTA Broad Street Line |
E8578
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Ellsworth–Federal station |
E80109
|
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: Ellsworth–Federal station | Statement: [SEPTA Broad Street Line, hasStation, Ellsworth–Federal station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ellsworth–Federal station Context triple: [SEPTA Broad Street Line, hasStation, Ellsworth–Federal station]
-
A.
Snyder station
chosen
Snyder station is an underground rapid transit stop on SEPTA’s Broad Street Line serving South Philadelphia.
-
B.
Kenmore station
Kenmore station is a major Boston transit hub on the MBTA Green Line that serves as a key access point to Fenway Park and nearby Boston University.
-
C.
Braintree station
Braintree station is a Massachusetts Bay Transportation Authority (MBTA) rapid transit and commuter rail station in Braintree, Massachusetts, serving as a major park-and-ride hub on Boston’s South Shore.
-
D.
Roosevelt station
Roosevelt station is a major Chicago 'L' rapid transit stop in the South Loop that serves as a key access point to nearby attractions including the Field Museum, Shedd Aquarium, and Soldier Field.
-
E.
Southeast station
Southeast station is a Metro-North Railroad commuter rail stop in the town of Southeast, New York, serving the Harlem Line.
- 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_69a2e7f3aeb48190a19453e3a043f486 |
completed | Feb. 28, 2026, 1:04 p.m. |
| NER | Named-entity recognition | batch_69a2eff24108819092fdb85019ec4089 |
completed | Feb. 28, 2026, 1:38 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a5c389eb708190911de8a28e55ab7f |
completed | March 2, 2026, 5:06 p.m. |
Created at: Feb. 28, 2026, 1:12 p.m.