Triple
T18432629
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Contra Costa County Board of Supervisors |
E450309
|
entity |
| Predicate | supervises |
P258
|
FINISHED |
| Object |
Contra Costa County Administrator
The Contra Costa County Administrator is the county’s chief executive officer responsible for implementing Board of Supervisors’ policies, managing county operations, and overseeing the annual budget and administrative functions.
|
E1324500
|
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 Administrator | Statement: [Contra Costa County Board of Supervisors, supervises, Contra Costa County Administrator]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Contra Costa County Administrator Context triple: [Contra Costa County Board of Supervisors, supervises, Contra Costa County Administrator]
-
A.
Alameda County Administrator
The Alameda County Administrator is the chief executive officer of Alameda County government, responsible for implementing policies set by the Board of Supervisors and overseeing county operations and services.
-
B.
County Administrator of Solano County
The County Administrator of Solano County is the chief executive appointed to manage the county’s day-to-day operations, implement policies, and oversee departments under the direction of the Solano County Board of Supervisors.
-
C.
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.
-
D.
Fresno County Administrative Officer
The Fresno County Administrative Officer is the chief executive responsible for managing the county’s day-to-day operations, implementing policies, and overseeing departments under the direction of the Fresno County Board of Supervisors.
-
E.
Contra Costa County Board of Supervisors District 1
Contra Costa County Board of Supervisors District 1 is an electoral district in Contra Costa County, California, whose elected supervisor represents communities in the county’s western and northern urban areas, including parts of Richmond and surrounding neighborhoods.
- 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 Administrator Triple: [Contra Costa County Board of Supervisors, supervises, Contra Costa County Administrator]
Generated description
The Contra Costa County Administrator is the county’s chief executive officer responsible for implementing Board of Supervisors’ policies, managing county operations, and overseeing the annual budget and administrative functions.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Contra Costa County Administrator Target entity description: The Contra Costa County Administrator is the county’s chief executive officer responsible for implementing Board of Supervisors’ policies, managing county operations, and overseeing the annual budget and administrative functions.
-
A.
Alameda County Administrator
The Alameda County Administrator is the chief executive officer of Alameda County government, responsible for implementing policies set by the Board of Supervisors and overseeing county operations and services.
-
B.
County Administrator of Solano County
The County Administrator of Solano County is the chief executive appointed to manage the county’s day-to-day operations, implement policies, and oversee departments under the direction of the Solano County Board of Supervisors.
-
C.
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.
-
D.
Fresno County Administrative Officer
The Fresno County Administrative Officer is the chief executive responsible for managing the county’s day-to-day operations, implementing policies, and overseeing departments under the direction of the Fresno County Board of Supervisors.
-
E.
Contra Costa County Board of Supervisors District 1
Contra Costa County Board of Supervisors District 1 is an electoral district in Contra Costa County, California, whose elected supervisor represents communities in the county’s western and northern urban areas, including parts of Richmond and surrounding neighborhoods.
- 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_69d8d381d6388190a9e94e9c658174e4 |
completed | April 10, 2026, 10:40 a.m. |
| NER | Named-entity recognition | batch_69e51b183adc8190987bc7749d0e673c |
completed | April 19, 2026, 6:12 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a03f0af8d008190a32d98e48208df37 |
completed | May 13, 2026, 3:31 a.m. |
| NEDg | Description generation | batch_6a03f2f8800c8190b88f1d1971c4cc4c |
completed | May 13, 2026, 3:41 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a03f3f1d64c8190b18269128d7e1f68 |
completed | May 13, 2026, 3:45 a.m. |
Created at: April 10, 2026, 11:27 a.m.