Triple

T7496217
Position Surface form Disambiguated ID Type / Status
Subject Sonoma–Marin Area Rail Transit E177135 entity
Predicate operator P179 FINISHED
Object Sonoma–Marin Area Rail Transit District E177135 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: Sonoma–Marin Area Rail Transit District | Statement: [Sonoma–Marin Area Rail Transit, operator, Sonoma–Marin Area Rail Transit District]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Sonoma–Marin Area Rail Transit District
Context triple: [Sonoma–Marin Area Rail Transit, operator, Sonoma–Marin Area Rail Transit District]
  • A. Sonoma–Marin Area Rail Transit chosen
    Sonoma–Marin Area Rail Transit is a commuter rail system in California’s North Bay that provides passenger service along the Highway 101 corridor in Sonoma and Marin counties.
  • B. Sonoma County Transit
    Sonoma County Transit is the primary public bus system serving communities throughout Sonoma County in Northern California.
  • C. San Mateo County Transit District
    San Mateo County Transit District is the public agency that oversees and manages bus and other transit services in San Mateo County, California.
  • D. Solano Transportation Authority
    Solano Transportation Authority is a public agency that plans, funds, and coordinates transportation projects and services within Solano County, California.
  • E. Alameda-Contra Costa Transit District
    The Alameda-Contra Costa Transit District is a public transit agency serving the East Bay region of the San Francisco Bay Area, primarily providing bus services across Alameda and Contra Costa counties.
  • 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_69c69f2583808190bd1a4936c42a5815 completed March 27, 2026, 3:15 p.m.
NER Named-entity recognition batch_69c6f57c86948190aa8ee765bd497850 completed March 27, 2026, 9:24 p.m.
NED1 Entity disambiguation (via context triple) batch_69c83c8686cc8190bb1f7b09cdbebcf7 completed March 28, 2026, 8:39 p.m.
Created at: March 27, 2026, 3:43 p.m.