Triple
T16334667
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | BART Orange Line |
E396644
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Hayward station |
E393034
|
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: Hayward station | Statement: [BART Orange Line, hasStation, Hayward station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Hayward station Context triple: [BART Orange Line, hasStation, Hayward station]
-
A.
Hayward station
chosen
Hayward station is a Bay Area Rapid Transit (BART) station in Hayward, California, serving as a key stop on the system’s East Bay corridor.
-
B.
Atherton station
Atherton station is a commuter rail stop in Atherton, California, serving Caltrain passengers on the San Francisco Peninsula.
-
C.
Coliseum station
Coliseum station is a Bay Area Rapid Transit (BART) station in Oakland, California, serving the Oakland Coliseum sports complex and providing connections to regional rail and airport services.
-
D.
Riverside station
Riverside station is a major Massachusetts Bay Transportation Authority light rail station and park-and-ride hub located in Newton, Massachusetts.
-
E.
Riverside station
Riverside station is a commuter rail stop on the Metro-North Railroad’s New Haven Line serving the Riverside neighborhood of Greenwich, Connecticut.
- 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_69d87f255b788190a400eba031dd85d8 |
completed | April 10, 2026, 4:40 a.m. |
| NER | Named-entity recognition | batch_69e2c4e29db88190936a07deb5b1c1e3 |
completed | April 17, 2026, 11:40 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a002dabc89481908005f5b2060abded |
completed | May 10, 2026, 7:03 a.m. |
Created at: April 10, 2026, 5:07 a.m.