Triple
T3998974
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Richmond–Millbrae line |
E87165
|
entity |
| Predicate | servesCity |
P82
|
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: [Richmond–Millbrae line, servesCity, Richmond, California]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Richmond, California Context triple: [Richmond–Millbrae line, servesCity, 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.
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.
-
C.
Westminster, California
Westminster, California is a suburban city in northern Orange County known for its large Vietnamese-American community and bustling Little Saigon district.
-
D.
Lafayette, California
Lafayette, California is a suburban city in Contra Costa County known for its affluent residential character, highly rated schools, and proximity to the San Francisco Bay Area.
-
E.
Newark, California
Newark, California is a suburban city in the San Francisco Bay Area’s East Bay region, known for its proximity to major tech hubs and its role as a residential and commercial community within Alameda County.
- 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_69aed94118148190975e6aa4e554cde9 |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aefa4065ac8190a898a1025365b8e9 |
completed | March 9, 2026, 4:50 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b595fb203881909a11e9f77aa88ebd |
completed | March 14, 2026, 5:08 p.m. |
Created at: March 9, 2026, 3:34 p.m.