Triple

T16194875
Position Surface form Disambiguated ID Type / Status
Subject Bay Fair station E393035 entity
Predicate isTransferStationFor P15892 FINISHED
Object BART Blue Line (Dublin/Pleasanton–Daly City) via branch E582310 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: BART Blue Line (Dublin/Pleasanton–Daly City) via branch | Statement: [Bay Fair station, isTransferStationFor, BART Blue Line (Dublin/Pleasanton–Daly City) via branch]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: BART Blue Line (Dublin/Pleasanton–Daly City) via branch
Context triple: [Bay Fair station, isTransferStationFor, BART Blue Line (Dublin/Pleasanton–Daly City) via branch]
  • A. BART Blue Line chosen
    The BART Blue Line is a Bay Area Rapid Transit service route that runs through San Francisco and the greater Bay Area, connecting key urban centers and regional destinations.
  • B. BART Berryessa/North San José–Daly City line
    The BART Berryessa/North San José–Daly City line is a Bay Area Rapid Transit service connecting San José’s Berryessa/North San José station with Daly City through downtown San Francisco and the East Bay.
  • C. BART Yellow Line
    The BART Yellow Line is a Bay Area Rapid Transit route that runs through key stations including Civic Center/UN Plaza, connecting San Francisco with the East Bay and beyond.
  • D. Dublin/Pleasanton–Daly City line
    The Dublin/Pleasanton–Daly City line is a Bay Area Rapid Transit (BART) heavy rail service connecting the East Bay’s Tri-Valley area with San Francisco via a transbay route.
  • E. BART Red Line
    The BART Red Line is a Bay Area Rapid Transit service route that runs through San Francisco and connects key destinations including downtown San Francisco, Oakland, and other parts of the Bay Area.
  • 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_69d87f1e49ac8190a311b54d32990576 completed April 10, 2026, 4:39 a.m.
NER Named-entity recognition batch_69e222d851188190b2452d165e4fc4bd completed April 17, 2026, 12:08 p.m.
NED1 Entity disambiguation (via context triple) batch_69ffff0bfd08819083afc4bea1b99aad completed May 10, 2026, 3:44 a.m.
Created at: April 10, 2026, 5:02 a.m.