Triple

T22945637
Position Surface form Disambiguated ID Type / Status
Subject Northridge E569857 entity
Predicate hasTransportation P105 FINISHED
Object Metrolink Ventura County Line (nearby Northridge station) — NE NERFINISHED

How this triple was built (3 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: Metrolink Ventura County Line (nearby Northridge station) | Statement: [Northridge, hasTransportation, Metrolink Ventura County Line (nearby Northridge station)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Metrolink Ventura County Line (nearby Northridge station)
Context triple: [Northridge, hasTransportation, Metrolink Ventura County Line (nearby Northridge station)]
  • A. Metrolink San Bernardino Line station
    The Metrolink San Bernardino Line station in the City of Industry is a commuter rail stop in Los Angeles County that serves as a key park-and-ride hub for regional travelers between the Inland Empire and downtown Los Angeles.
  • B. Metrolink San Bernardino Line station
    The Metrolink San Bernardino Line station in Claremont, California is a commuter rail stop serving passengers traveling between the Inland Empire and downtown Los Angeles.
  • C. Metrolink San Bernardino Line station
    Metrolink San Bernardino Line station is a commuter rail stop in Upland, California, serving passengers traveling between the Inland Empire and Los Angeles.
  • D. Metrolink San Bernardino Line station
    The Metrolink San Bernardino Line station in Pomona is a commuter rail stop in Southern California that connects the city to Los Angeles and other Inland Empire destinations along Metrolink’s San Bernardino Line.
  • E. Metrolink Orange station
    Metrolink Orange station is a commuter rail station in Orange, California, serving as a stop on the Metrolink network for regional passenger service.
  • 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: Metrolink Ventura County Line (nearby Northridge station)
Target entity description: The Metrolink Ventura County Line is a Southern California commuter rail route connecting Los Angeles Union Station with communities across the San Fernando Valley and Ventura County, with a stop near Northridge.
  • A. Metrolink San Bernardino Line station
    The Metrolink San Bernardino Line station in the City of Industry is a commuter rail stop in Los Angeles County that serves as a key park-and-ride hub for regional travelers between the Inland Empire and downtown Los Angeles.
  • B. Metrolink San Bernardino Line station
    The Metrolink San Bernardino Line station in Pomona is a commuter rail stop in Southern California that connects the city to Los Angeles and other Inland Empire destinations along Metrolink’s San Bernardino Line.
  • C. Metrolink San Bernardino Line station
    The Metrolink San Bernardino Line station in Claremont, California is a commuter rail stop serving passengers traveling between the Inland Empire and downtown Los Angeles.
  • D. Metrolink San Bernardino Line station
    Metrolink San Bernardino Line station is a commuter rail stop in Upland, California, serving passengers traveling between the Inland Empire and Los Angeles.
  • E. Metrolink Orange station
    Metrolink Orange station is a commuter rail station in Orange, California, serving as a stop on the Metrolink network for regional passenger service.
  • F. None of above. chosen

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_69e2459199d08190a8184ee2aa935842 completed April 17, 2026, 2:37 p.m.
NER Named-entity recognition batch_69f1819d2d7881909e6390717ff79df0 completed April 29, 2026, 3:57 a.m.
Created at: April 17, 2026, 3:45 p.m.