Triple
T14074539
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | BART West Oakland station |
E338696
|
entity |
| Predicate | adjacentStation |
P5707
|
FINISHED |
| Object | Embarcadero station |
E63546
|
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: Embarcadero station | Statement: [BART West Oakland station, adjacentStation, Embarcadero station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Embarcadero station Context triple: [BART West Oakland station, adjacentStation, Embarcadero station]
-
A.
Embarcadero station
chosen
Embarcadero station is a major San Francisco Bay Area Rapid Transit (BART) and Muni Metro hub located at the eastern edge of downtown near the Ferry Building and the Embarcadero waterfront.
-
B.
Thompson Square station
Thompson Square station was a former railway station in Wellington, New Zealand, that was closed and superseded by the more modern Wellington railway station.
-
C.
10th Street Station
10th Street Station is a light rail stop on Metro Transit's Green Line serving downtown Saint Paul, Minnesota.
-
D.
Gallivan Plaza station
Gallivan Plaza station is a light rail station in downtown Salt Lake City, Utah, serving the Utah Transit Authority’s TRAX system.
-
E.
Wynnefield Avenue station
Wynnefield Avenue station is a regional rail stop in Philadelphia, Pennsylvania, served by SEPTA’s Cynwyd 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_69d81c687b0c819087fd9ed4198403f8 |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de5c5bc49881909012b66fa451f495 |
completed | April 14, 2026, 3:25 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fcb66eeb248190b73e992ab6b9af82 |
completed | May 7, 2026, 3:57 p.m. |
Created at: April 9, 2026, 10:21 p.m.