Triple

T2795934
Position Surface form Disambiguated ID Type / Status
Subject Walnut Creek, California E53035 entity
Predicate partOfMetropolitanArea P294 FINISHED
Object San Francisco–Oakland–Berkeley metropolitan area E5432 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: San Francisco–Oakland–Berkeley metropolitan area | Statement: [Walnut Creek, California, partOfMetropolitanArea, San Francisco–Oakland–Berkeley metropolitan area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: San Francisco–Oakland–Berkeley metropolitan area
Context triple: [Walnut Creek, California, partOfMetropolitanArea, San Francisco–Oakland–Berkeley metropolitan area]
  • A. San Francisco Bay Area chosen
    The San Francisco Bay Area is a major metropolitan region in Northern California known for its technology industry, cultural diversity, and iconic landmarks such as the Golden Gate Bridge.
  • B. Vallejo–Fairfield metropolitan area
    The Vallejo–Fairfield metropolitan area is a Northern California metro region centered on the cities of Vallejo and Fairfield in Solano County, forming part of the broader San Francisco Bay Area.
  • C. Sacramento metropolitan area
    The Sacramento metropolitan area is a major urban region in Northern California centered on the state capital of Sacramento, encompassing surrounding suburban and rural counties.
  • D. East Bay
    East Bay is a coastal inlet and estuarine body of water in northwest Florida that forms part of the larger Pensacola Bay system.
  • E. East Bay
    East Bay is a region of the San Francisco Bay Area in Northern California, encompassing cities such as Oakland and Berkeley along the eastern shore of the bay.
  • 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_69ab495a90788190941b6917e1eca3a6 completed March 6, 2026, 9:38 p.m.
NER Named-entity recognition batch_69abddef754081908e6218dc2208e0fd completed March 7, 2026, 8:12 a.m.
NED1 Entity disambiguation (via context triple) batch_69b2e8082c44819098427e0b836d8518 completed March 12, 2026, 4:21 p.m.
Created at: March 6, 2026, 9:58 p.m.