Triple
T4536139
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tara Hills, California |
E107412
|
entity |
| Predicate | governingBody |
P46
|
FINISHED |
| Object |
Contra Costa County Board of Supervisors
The Contra Costa County Board of Supervisors is the elected governing body responsible for setting policy, passing ordinances, and overseeing county services and administration in Contra Costa County, California.
|
E450309
|
NE FINISHED |
How this triple was built (4 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 Board of Supervisors | Statement: [Tara Hills, California, governingBody, Contra Costa County Board of Supervisors]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Contra Costa County Board of Supervisors Context triple: [Tara Hills, California, governingBody, Contra Costa County Board of Supervisors]
-
A.
Solano County Board of Supervisors
The Solano County Board of Supervisors is the elected legislative and executive body that sets policy, enacts ordinances, and oversees the administration and budget of Solano County, California.
-
B.
Alameda County Board of Supervisors
The Alameda County Board of Supervisors is the elected governing body responsible for setting policy, passing local laws, and overseeing county services and budgets in Alameda County, California.
-
C.
San Mateo County Board of Supervisors
The San Mateo County Board of Supervisors is the elected governing body responsible for setting policy, passing ordinances, and overseeing the administration and budget of San Mateo County, California.
-
D.
Santa Clara County Board of Supervisors
The Santa Clara County Board of Supervisors is the elected governing body that sets policy, enacts local laws, and oversees the administration and budget of Santa Clara County, California.
-
E.
Contra Costa County Board of Supervisors District 5
Contra Costa County Board of Supervisors District 5 is an electoral district in Contra Costa County, California, represented by a county supervisor who governs and provides services for communities in the county’s northern and northeastern areas.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Contra Costa County Board of Supervisors Triple: [Tara Hills, California, governingBody, Contra Costa County Board of Supervisors]
Generated description
The Contra Costa County Board of Supervisors is the elected governing body responsible for setting policy, passing ordinances, and overseeing county services and administration in Contra Costa County, California.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Contra Costa County Board of Supervisors Target entity description: The Contra Costa County Board of Supervisors is the elected governing body responsible for setting policy, passing ordinances, and overseeing county services and administration in Contra Costa County, California.
-
A.
Solano County Board of Supervisors
The Solano County Board of Supervisors is the elected legislative and executive body that sets policy, enacts ordinances, and oversees the administration and budget of Solano County, California.
-
B.
Alameda County Board of Supervisors
The Alameda County Board of Supervisors is the elected governing body responsible for setting policy, passing local laws, and overseeing county services and budgets in Alameda County, California.
-
C.
San Mateo County Board of Supervisors
The San Mateo County Board of Supervisors is the elected governing body responsible for setting policy, passing ordinances, and overseeing the administration and budget of San Mateo County, California.
-
D.
Santa Clara County Board of Supervisors
The Santa Clara County Board of Supervisors is the elected governing body that sets policy, enacts local laws, and oversees the administration and budget of Santa Clara County, California.
-
E.
Contra Costa County Board of Supervisors District 5
Contra Costa County Board of Supervisors District 5 is an electoral district in Contra Costa County, California, represented by a county supervisor who governs and provides services for communities in the county’s northern and northeastern areas.
- F. None of above. chosen
Provenance (5 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_69bd43f922788190b7edfa294e39b178 |
completed | March 20, 2026, 12:56 p.m. |
| NER | Named-entity recognition | batch_69bd57b634b08190845d04213cf8d5b9 |
completed | March 20, 2026, 2:20 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bdacf5858081909d38cad86d4014f2 |
completed | March 20, 2026, 8:24 p.m. |
| NEDg | Description generation | batch_69bdad97c9e0819093849c81fb2a3d8c |
completed | March 20, 2026, 8:27 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69bdae2dd51081909a24017a4b983f70 |
completed | March 20, 2026, 8:29 p.m. |
Created at: March 20, 2026, 1:04 p.m.