Triple

T21789801
Position Surface form Disambiguated ID Type / Status
Subject Caltrain stations E537938 entity
Predicate connects P390 FINISHED
Object San Francisco and Silicon Valley — 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 and Silicon Valley | Statement: [Caltrain stations, connects, San Francisco and Silicon Valley]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: San Francisco and Silicon Valley
Context triple: [Caltrain stations, connects, San Francisco and Silicon Valley]
  • A. Silicon Valley
    Silicon Valley is a globally renowned technology and innovation hub in Northern California, home to many of the world’s leading tech companies and startups.
  • B. 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.
  • C. San Jose, California
    San Jose, California is a major Silicon Valley city in the San Francisco Bay Area known for its tech industry, suburban sprawl, and role as a cultural and economic hub of Northern California.
  • D. San Jose, California
    San Jose, California is a major Silicon Valley city in Northern California known for its tech industry, diverse population, and role as an economic and cultural hub of the region.
  • E. San Jose, California
    San Jose, California is a major Silicon Valley city in the San Francisco Bay Area, known as a global center for technology and innovation.
  • 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_69e0c47198f881908cb0d237266c10e9 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69f0621ed2b481909e3df17aee9cd8f7 completed April 28, 2026, 7:30 a.m.
Created at: April 16, 2026, 6:52 p.m.