Triple
T7583694
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Division 3 (Richmond) |
E179553
|
entity |
| Predicate | hasOwner |
P347
|
FINISHED |
| Object | Alameda-Contra Costa Transit District |
E359707
|
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: Alameda-Contra Costa Transit District | Statement: [Division 3 (Richmond), hasOwner, Alameda-Contra Costa Transit District]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Alameda-Contra Costa Transit District Context triple: [Division 3 (Richmond), hasOwner, Alameda-Contra Costa Transit District]
-
A.
Alameda-Contra Costa Transit District
chosen
The Alameda-Contra Costa Transit District is a public transit agency serving the East Bay region of the San Francisco Bay Area, primarily providing bus services across Alameda and Contra Costa counties.
-
B.
Solano Transportation Authority
Solano Transportation Authority is a public agency that plans, funds, and coordinates transportation projects and services within Solano County, California.
-
C.
Santa Clara Valley Transportation Authority
The Santa Clara Valley Transportation Authority is the public transit agency that operates bus, light rail, and related transportation services throughout Santa Clara County in California’s Silicon Valley.
-
D.
San Francisco Bay Area Rapid Transit District
The San Francisco Bay Area Rapid Transit District is the public agency that plans, funds, and oversees the Bay Area’s regional BART rail transit system.
-
E.
San Mateo County Transit District
San Mateo County Transit District is the public agency that oversees and manages bus and other transit services in San Mateo County, California.
- 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_69c69f327db881909a21ae3b156f8ded |
completed | March 27, 2026, 3:16 p.m. |
| NER | Named-entity recognition | batch_69c6f9794034819088de196c3519a665 |
completed | March 27, 2026, 9:41 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c8a20bb4708190af7bc67db7c108b3 |
completed | March 29, 2026, 3:52 a.m. |
Created at: March 27, 2026, 3:52 p.m.