Triple

T22112
Position Surface form Disambiguated ID Type / Status
Subject Northern California E439 entity
Predicate contains P35 FINISHED
Object Contra Costa County
Contra Costa County is a populous county in the San Francisco Bay Area known for its suburban communities, regional parks, and role as a residential and industrial hub east of Oakland and San Francisco.
E17060 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 | Statement: [Northern California, contains, Contra Costa County]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Contra Costa County
Context triple: [Northern California, contains, Contra Costa County]
  • A. Alameda County
    Alameda County is a populous and diverse county in the San Francisco Bay Area that includes cities such as Oakland and Berkeley.
  • B. Sacramento County
    Sacramento County is a county in Northern California that includes the state capital, Sacramento, and serves as a major political and economic hub of the region.
  • C. Santa Clara County
    Santa Clara County is a populous and economically significant county in California’s Silicon Valley, home to major technology companies and cities such as San Jose.
  • D. San Francisco County
    San Francisco County is a densely populated, culturally diverse urban county on the tip of the San Francisco Peninsula, encompassing the city of San Francisco and serving as a major economic and technological hub in California.
  • E. San Mateo County, California
    San Mateo County, California is a coastal county in the San Francisco Bay Area known for its affluent communities, tech industry presence, and proximity to both San Francisco and Silicon Valley.
  • 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
Triple: [Northern California, contains, Contra Costa County]
Generated description
Contra Costa County is a populous county in the San Francisco Bay Area known for its suburban communities, regional parks, and role as a residential and industrial hub east of Oakland and San Francisco.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Contra Costa County
Target entity description: Contra Costa County is a populous county in the San Francisco Bay Area known for its suburban communities, regional parks, and role as a residential and industrial hub east of Oakland and San Francisco.
  • A. Alameda County
    Alameda County is a populous and diverse county in the San Francisco Bay Area that includes cities such as Oakland and Berkeley.
  • B. Sacramento County
    Sacramento County is a county in Northern California that includes the state capital, Sacramento, and serves as a major political and economic hub of the region.
  • C. Santa Clara County
    Santa Clara County is a populous and economically significant county in California’s Silicon Valley, home to major technology companies and cities such as San Jose.
  • D. San Francisco County
    San Francisco County is a densely populated, culturally diverse urban county on the tip of the San Francisco Peninsula, encompassing the city of San Francisco and serving as a major economic and technological hub in California.
  • E. San Mateo County, California
    San Mateo County, California is a coastal county in the San Francisco Bay Area known for its affluent communities, tech industry presence, and proximity to both San Francisco and Silicon Valley.
  • 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_69a243b4ac2c8190b93c303df797b7b2 completed Feb. 28, 2026, 1:24 a.m.
NER Named-entity recognition batch_69a2466ab310819091842a0ea9fd25de completed Feb. 28, 2026, 1:35 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2bf62f0f481909e1efb2f3b903694 completed Feb. 28, 2026, 10:11 a.m.
NEDg Description generation batch_69a2bfc230b0819084d773474e8fcbfe completed Feb. 28, 2026, 10:13 a.m.
NED2 Entity disambiguation (via description) batch_69a2c09721a88190a6268360c34a0b01 completed Feb. 28, 2026, 10:16 a.m.
Created at: Feb. 28, 2026, 1:34 a.m.