Triple
T1562365
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Richmond–San Rafael Bridge |
E33354
|
entity |
| Predicate | maintainedBy |
P86
|
FINISHED |
| Object | Caltrans |
E7291
|
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: Caltrans | Statement: [Richmond–San Rafael Bridge, maintainedBy, Caltrans]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Caltrans Context triple: [Richmond–San Rafael Bridge, maintainedBy, Caltrans]
-
A.
Caltrans
chosen
Caltrans is the California state agency responsible for planning, building, and maintaining the state’s highway and transportation systems.
-
B.
California State Transportation Agency
The California State Transportation Agency is a California state government cabinet-level department that oversees and coordinates the state’s transportation-related entities and policies, including highways, rail, transit, and other mobility systems.
-
C.
Los Angeles Department of Transportation
The Los Angeles Department of Transportation is the city agency responsible for managing and regulating transportation systems, traffic operations, and mobility services within Los Angeles.
-
D.
California Department of Public Works
The California Department of Public Works was a former state agency responsible for planning, constructing, and maintaining major public infrastructure projects in California, including highways and bridges.
-
E.
Bay Area Toll Authority
The Bay Area Toll Authority is a regional agency responsible for overseeing toll collection and financing for the network of state-owned toll bridges in the San Francisco Bay Area.
- 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_69a885ef9cf48190b0af0f5ce3d02231 |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69a908886efc8190a630ef1e06d0d9cb |
completed | March 5, 2026, 4:37 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad40217be88190ae17abcf1541ec55 |
completed | March 8, 2026, 9:23 a.m. |
Created at: March 4, 2026, 7:27 p.m.