Triple
T16245637
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | El Cerrito del Norte station |
E394363
|
entity |
| Predicate | serves |
P98
|
FINISHED |
| Object | Richmond, California |
E46972
|
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: Richmond, California | Statement: [El Cerrito del Norte station, serves, Richmond, California]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Richmond, California Context triple: [El Cerrito del Norte station, serves, Richmond, California]
-
A.
Richmond, California
chosen
Richmond, California is an industrial and residential city in the East Bay region of the San Francisco Bay Area known for its port, oil refinery, and diverse communities.
-
B.
Columbia, California
Columbia, California is a historic Gold Rush-era town in Tuolumne County preserved as a state historic park and popular tourist destination.
-
C.
Fairfax, California
Fairfax, California is a small town in Marin County known for its proximity to redwood forests, outdoor recreation, and a laid-back, environmentally conscious community.
-
D.
Redwood City, California
Redwood City, California is a city on the San Francisco Peninsula in Silicon Valley, known for its historic downtown and role as the county seat of San Mateo County.
-
E.
Westminster, California
Westminster, California is a suburban city in northern Orange County known for its large Vietnamese-American community and bustling Little Saigon district.
- 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_69d87f2171208190951025e526947816 |
completed | April 10, 2026, 4:40 a.m. |
| NER | Named-entity recognition | batch_69e24561d250819096f709ea8751fcb9 |
completed | April 17, 2026, 2:36 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a000ee135b881909cc1b6919bc7af29 |
completed | May 10, 2026, 4:51 a.m. |
Created at: April 10, 2026, 5:04 a.m.