Triple
T17993865
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | East Bay Regional Park District |
E430449
|
entity |
| Predicate | governingBody |
P46
|
FINISHED |
| Object | Board of Directors of the East Bay Regional Park District |
—
|
NE NERFINISHED |
How this triple was built (3 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: Board of Directors of the East Bay Regional Park District | Statement: [East Bay Regional Park District, governingBody, Board of Directors of the East Bay Regional Park District]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Board of Directors of the East Bay Regional Park District Context triple: [East Bay Regional Park District, governingBody, Board of Directors of the East Bay Regional Park District]
-
A.
Board of Directors of the San Mateo County Transit District
The Board of Directors of the San Mateo County Transit District is the policy-making and oversight body that directs and supervises the operations, budget, and strategic planning of SamTrans public transportation services in San Mateo County, California.
-
B.
East Bay Regional Park District
East Bay Regional Park District is a special regional agency that manages and preserves a large network of public parks, trails, and open spaces in the San Francisco Bay Area’s East Bay region.
-
C.
Menlo Park City Council
Menlo Park City Council is the elected legislative and policy-making body that governs the city of Menlo Park, California.
-
D.
San Francisco Bay Conservation and Development Commission
The San Francisco Bay Conservation and Development Commission is a California state agency responsible for protecting, enhancing, and overseeing sustainable development and public access along the San Francisco Bay and its shoreline.
-
E.
Emeryville City Council
Emeryville City Council is the elected legislative and governing body responsible for setting policy and overseeing municipal affairs in the city of Emeryville, California.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Board of Directors of the East Bay Regional Park District Target entity description: The Board of Directors of the East Bay Regional Park District is the elected policymaking body that oversees and sets direction for the regional park system serving Alameda and Contra Costa counties in California.
-
A.
Board of Directors of the San Mateo County Transit District
The Board of Directors of the San Mateo County Transit District is the policy-making and oversight body that directs and supervises the operations, budget, and strategic planning of SamTrans public transportation services in San Mateo County, California.
-
B.
East Bay Regional Park District
chosen
East Bay Regional Park District is a special regional agency that manages and preserves a large network of public parks, trails, and open spaces in the San Francisco Bay Area’s East Bay region.
-
C.
Menlo Park City Council
Menlo Park City Council is the elected legislative and policy-making body that governs the city of Menlo Park, California.
-
D.
San Francisco Bay Conservation and Development Commission
The San Francisco Bay Conservation and Development Commission is a California state agency responsible for protecting, enhancing, and overseeing sustainable development and public access along the San Francisco Bay and its shoreline.
-
E.
Emeryville City Council
Emeryville City Council is the elected legislative and governing body responsible for setting policy and overseeing municipal affairs in the city of Emeryville, California.
- F. None of above.
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_69d8b90364248190a37381adea932f42 |
completed | April 10, 2026, 8:46 a.m. |
| NER | Named-entity recognition | batch_69e4b3e29490819090ff221e7d7a9ddd |
completed | April 19, 2026, 10:52 a.m. |
Created at: April 10, 2026, 10:23 a.m.