Triple

T22586504
Position Surface form Disambiguated ID Type / Status
Subject Transportation in Pierce County, Washington E564808 entity
Predicate freightRailFacility P19495 FINISHED
Object Tacoma Rail NE NERFINISHED

How this triple was built (4 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: Tacoma Rail | Statement: [Transportation in Pierce County, Washington, freightRailFacility, Tacoma Rail]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tacoma Rail
Context triple: [Transportation in Pierce County, Washington, freightRailFacility, Tacoma Rail]
  • A. Tacoma Link light rail
    Tacoma Link light rail is a streetcar-style light rail line in Tacoma, Washington, providing frequent local transit service through the city’s downtown and nearby districts.
  • B. Peninsula rail corridor
    The Peninsula rail corridor is the major rail line running through California’s San Francisco Peninsula, carrying both commuter and intercity trains between San Francisco and the South Bay.
  • C. Los Angeles–Seattle rail corridor
    The Los Angeles–Seattle rail corridor is a major long-distance passenger rail route in the western United States, connecting Southern California with the Pacific Northwest along the coast.
  • D. Tri-Rail
    Tri-Rail is a commuter rail system in South Florida that connects major cities and transportation hubs across the Miami, Fort Lauderdale, and West Palm Beach metropolitan area.
  • E. BNSF Seattle Subdivision
    The BNSF Seattle Subdivision is a major freight and passenger rail corridor in the Seattle area, forming part of BNSF Railway’s main line through the Pacific Northwest.
  • 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: Tacoma Rail
Target entity description: Tacoma Rail is a publicly owned short-line railroad that provides freight rail services in and around Tacoma and Pierce County, Washington.
  • A. Tacoma Link light rail
    Tacoma Link light rail is a streetcar-style light rail line in Tacoma, Washington, providing frequent local transit service through the city’s downtown and nearby districts.
  • B. Peninsula rail corridor
    The Peninsula rail corridor is the major rail line running through California’s San Francisco Peninsula, carrying both commuter and intercity trains between San Francisco and the South Bay.
  • C. Los Angeles–Seattle rail corridor
    The Los Angeles–Seattle rail corridor is a major long-distance passenger rail route in the western United States, connecting Southern California with the Pacific Northwest along the coast.
  • D. Tri-Rail
    Tri-Rail is a commuter rail system in South Florida that connects major cities and transportation hubs across the Miami, Fort Lauderdale, and West Palm Beach metropolitan area.
  • E. BNSF Seattle Subdivision
    The BNSF Seattle Subdivision is a major freight and passenger rail corridor in the Seattle area, forming part of BNSF Railway’s main line through the Pacific Northwest.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: freightRailFacility
Context triple: [Transportation in Pierce County, Washington, freightRailFacility, Tacoma Rail]
  • A. hasRailFacility chosen
    Indicates that an entity possesses or is served by a rail-related facility, such as a railway station, terminal, or yard.
  • B. railPortalLocation
    Indicates the geographic location or position of a rail portal (such as a tunnel or access point) relative to other referenced entities.
  • C. operatedFreightInterchangeWith
    Indicates that one entity operated a freight interchange service or facility jointly with another entity, enabling the transfer of freight between their respective operations.
  • D. transportationFacility
    Indicates that one entity is a facility or location used for the transportation or transit of people or goods in relation to another entity.
  • E. railroadTerminusFor
    Indicates that one location serves as the end point or final station of a particular railroad line for another location.
  • F. None of above.

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_69e245836014819091b91ed3074742a3 completed April 17, 2026, 2:36 p.m.
NER Named-entity recognition batch_69f1615d1fe081908079f777cdab12a2 completed April 29, 2026, 1:39 a.m.
PD Predicate disambiguation batch_69ee626e6bb08190ada4dd8b48cc0c43 completed April 26, 2026, 7:07 p.m.
Created at: April 17, 2026, 2:46 p.m.