Triple

T13864701
Position Surface form Disambiguated ID Type / Status
Subject Alvarado, California E333291 entity
Predicate locatedInMetropolitanArea P294 FINISHED
Object San Francisco–Oakland–Berkeley metropolitan area E5432 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: [Alvarado, California, locatedInMetropolitanArea, San Francisco–Oakland–Berkeley metropolitan area]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: San Francisco–Oakland–Berkeley metropolitan area
Context triple: [Alvarado, California, locatedInMetropolitanArea, 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. Monterey Bay Area
    The Monterey Bay Area is a coastal region of central California known for its rich marine ecosystem, historic fishing and cannery industries, and scenic communities such as Monterey, Santa Cruz, and Carmel.
  • D. 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.
  • E. Palo Alto metropolitan area
    The Palo Alto metropolitan area is an urban region in the San Francisco Bay Area centered on the city of Palo Alto, known for its proximity to Stanford University and its role in the heart of Silicon Valley’s technology and innovation ecosystem.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69d81c5ced9c8190b0e9bcc6effe5959 elicitation completed
NER batch_69de05c30d9c81908217d41a3b4aaf85 ner completed
NED1 batch_69f7c70c41f081908b6af3f419d8468d ned_source_triple completed
Created at: April 9, 2026, 10:14 p.m.