Triple
T23158729
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | BART Yellow Line |
E578519
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Union City station |
—
|
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: Union City station | Statement: [BART Yellow Line, hasStation, Union City station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Union City station Context triple: [BART Yellow Line, hasStation, Union City station]
-
A.
Union City station
chosen
Union City station is a Bay Area Rapid Transit (BART) station in Union City, California, serving as a key stop on lines connecting the East Bay with other parts of the San Francisco Bay Area.
-
B.
Mission City station
Mission City station is a commuter rail station in Mission, British Columbia, serving as the eastern endpoint of Vancouver’s West Coast Express line.
-
C.
Lockwood/Eastwood station
Lockwood/Eastwood station is a light rail stop on Houston’s METRORail Green Line serving the East End area.
-
D.
Snyder station
Snyder station is an underground rapid transit stop on SEPTA’s Broad Street Line serving South Philadelphia.
-
E.
Otisville station
Otisville station is a small commuter rail stop in Otisville, New York, served by NJ Transit and Metro-North trains on the Port Jervis Line.
- 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_69e245fc75348190a0288401044c8af8 |
completed | April 17, 2026, 2:38 p.m. |
| NER | Named-entity recognition | batch_69f18efeddd48190b6d03d2146583dcc |
completed | April 29, 2026, 4:54 a.m. |
Created at: April 17, 2026, 4:02 p.m.