Triple

T16194751
Position Surface form Disambiguated ID Type / Status
Subject Union City station E393032 entity
Predicate line P1293 FINISHED
Object BART Richmond–Warm Springs/South Fremont line
The BART Richmond–Warm Springs/South Fremont line is a Bay Area Rapid Transit service route that runs north–south through the San Francisco Bay Area, connecting Richmond in the East Bay to the southern terminus at Warm Springs/South Fremont with multiple stops along the way.
 E423149 NE FINISHED

Disambiguation candidates (2 decisions)

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: BART Richmond–Warm Springs/South Fremont line
Context triple: [Union City station, line, BART Richmond–Warm Springs/South Fremont line]
  • A. BART Fremont line
    The BART Fremont line is a Bay Area Rapid Transit route in the San Francisco Bay Area that historically extended service to the city of Fremont in southern Alameda County.
  • B. BART Richmond–Millbrae+SFO line
    The BART Richmond–Millbrae+SFO line is a Bay Area Rapid Transit route that runs from Richmond in the East Bay through Oakland and San Francisco to Millbrae and San Francisco International Airport.
  • C. BART Orange Line
    The BART Orange Line is a Bay Area Rapid Transit service route that runs through the East Bay and South Bay, connecting cities such as Richmond, Oakland, and San José.
  • D. 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.
  • E. BART Blue Line
    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.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: BART Richmond–Warm Springs/South Fremont line
Target entity description: The BART Richmond–Warm Springs/South Fremont line is a Bay Area Rapid Transit service route that runs north–south through the San Francisco Bay Area, connecting Richmond in the East Bay to the southern terminus at Warm Springs/South Fremont with multiple stops along the way.
  • A. BART Fremont line chosen
    The BART Fremont line is a Bay Area Rapid Transit route in the San Francisco Bay Area that historically extended service to the city of Fremont in southern Alameda County.
  • B. BART Richmond–Millbrae+SFO line
    The BART Richmond–Millbrae+SFO line is a Bay Area Rapid Transit route that runs from Richmond in the East Bay through Oakland and San Francisco to Millbrae and San Francisco International Airport.
  • C. BART Orange Line
    The BART Orange Line is a Bay Area Rapid Transit service route that runs through the East Bay and South Bay, connecting cities such as Richmond, Oakland, and San José.
  • D. 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.
  • E. BART Blue Line
    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.
  • F. None of above.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69d87f1e49ac8190a311b54d32990576 elicitation completed
NER batch_69e222d851188190b2452d165e4fc4bd ner completed
NED1 batch_6a000ecf454081909660f4ab9c556ddc ned_source_triple completed
NED2 batch_6a000fae428081909a246f0f8e284541 ned_description completed
NEDg batch_6a000f5471308190a68961b4fbce46aa nedg completed
Created at: April 10, 2026, 5:02 a.m.