Triple

T18369600
Position Surface form Disambiguated ID Type / Status
Subject MTC E446144 entity
Predicate servesUrbanArea P5322 FINISHED
Object San Francisco–Oakland–San Jose metropolitan area NE NERFINISHED

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–San Jose metropolitan area | Statement: [MTC, servesUrbanArea, San Francisco–Oakland–San Jose metropolitan area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: San Francisco–Oakland–San Jose metropolitan area
Context triple: [MTC, servesUrbanArea, San Francisco–Oakland–San Jose 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. San Jose-Sunnyvale-Santa Clara metropolitan area
    The San Jose–Sunnyvale–Santa Clara metropolitan area is a major Silicon Valley tech hub in California’s Bay Area, centered on San Jose and known for its high concentration of technology companies and innovation.
  • C. 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.
  • 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 (2 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_69d8b9f370b88190b1e5081c2c238e7f completed April 10, 2026, 8:50 a.m.
NER Named-entity recognition batch_69e51751e4288190873bcc4dc140ac16 completed April 19, 2026, 5:56 p.m.
Created at: April 10, 2026, 10:43 a.m.