Triple
T21219578
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | North Oakland |
E522927
|
entity |
| Predicate | servedByStation |
P726
|
FINISHED |
| Object | Ashby BART 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: Ashby BART station | Statement: [North Oakland, servedByStation, Ashby BART station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ashby BART station Context triple: [North Oakland, servedByStation, Ashby BART station]
-
A.
Ashby BART station
chosen
Ashby BART station is a Bay Area Rapid Transit station in Berkeley, California, serving the surrounding neighborhoods and providing regional rail connections.
-
B.
Concord BART station
Concord BART station is a Bay Area Rapid Transit station in Concord, California, serving as a key transit hub for commuters in the eastern San Francisco Bay Area.
-
C.
Oakland City Center BART station
Oakland City Center BART station is a rapid transit station in downtown Oakland, California, serving as a key hub on the Bay Area Rapid Transit system.
-
D.
Rockridge BART station
Rockridge BART station is an elevated rapid transit station in Oakland, California, serving the Rockridge neighborhood on the Bay Area Rapid Transit system.
-
E.
Fremont station (BART)
Fremont station (BART) is a Bay Area Rapid Transit station in Fremont, California that historically served as the southern terminus of the system’s Fremont line before extension to Warm Springs/South Fremont.
- 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_69e0b511ed84819099b449b4a111085c |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e73476d93481909c6c99dcc0b16123 |
completed | April 21, 2026, 8:25 a.m. |
Created at: April 16, 2026, 3:43 p.m.