Triple
T19556780
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Carquinez Scenic Drive |
E489333
|
entity |
| Predicate | maintainedBy |
P86
|
FINISHED |
| Object | Contra Costa County (road authority) |
—
|
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: Contra Costa County (road authority) | Statement: [Carquinez Scenic Drive, maintainedBy, Contra Costa County (road authority)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Contra Costa County (road authority) Context triple: [Carquinez Scenic Drive, maintainedBy, Contra Costa County (road authority)]
-
A.
Yolo County Transportation District
Yolo County Transportation District is a public transit agency in Yolo County, California, responsible for operating local and intercity bus services and participating in regional transportation planning.
-
B.
Riverside County Transportation Commission
Riverside County Transportation Commission is a regional agency in Southern California responsible for planning, funding, and coordinating transportation projects and services, including commuter rail, within Riverside County.
-
C.
Contra Costa County government
chosen
Contra Costa County government is the local administrative authority responsible for delivering public services, implementing policies, and managing county operations within Contra Costa County, California.
-
D.
Santa Clara County Roads and Airports Department
The Santa Clara County Roads and Airports Department is a local government agency responsible for planning, operating, and maintaining the county’s roadways and general aviation airports in Santa Clara County, California.
-
E.
Ventura County Transportation Commission
Ventura County Transportation Commission is a regional transportation planning and funding agency in Ventura County, California, responsible for coordinating and overseeing public transit, rail, and highway programs.
- 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_69d8e8dc5d8c8190a6d7bd8864f43ca0 |
completed | April 10, 2026, 12:11 p.m. |
| NER | Named-entity recognition | batch_69e63d341d708190b8ef35822f8bfe7c |
completed | April 20, 2026, 2:50 p.m. |
Created at: April 10, 2026, 1:42 p.m.