Triple

T1154196
Position Surface form Disambiguated ID Type / Status
Subject Schaumburg, Illinois E23744 entity
Predicate servedByPublicTransit P20704 FINISHED
Object Metra Milwaukee District/West Line E28356 NE FINISHED

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: Metra Milwaukee District/West Line | Statement: [Schaumburg, Illinois, servedByPublicTransit, Metra Milwaukee District/West Line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Metra Milwaukee District/West Line
Context triple: [Schaumburg, Illinois, servedByPublicTransit, Metra Milwaukee District/West Line]
  • A. Metra Milwaukee District West Line chosen
    The Metra Milwaukee District West Line is a commuter rail line in the Chicago metropolitan area that runs between Chicago Union Station and Elgin, serving numerous suburbs in Cook, DuPage, and Kane counties.
  • B. Metra Electric District line
    The Metra Electric District line is a commuter rail line in the Chicago metropolitan area that runs from downtown Chicago to its southern suburbs, serving key destinations along the South Side and beyond.
  • C. Metra Union Pacific North Line
    The Metra Union Pacific North Line is a commuter rail line in the Chicago metropolitan area that runs between downtown Chicago and its northern suburbs along the Union Pacific Railroad’s North Line.
  • D. Orange Line
    The Orange Line is one of the primary rapid transit routes in the Washington Metro system, running east–west through Washington, D.C. and its Virginia and Maryland suburbs.
  • E. Orange Line
    The Orange Line is a rapid transit route in Chicago that connects the city's Loop with Midway International Airport as part of the Chicago "L" system.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07 
Target predicate: servedByPublicTransit
Context triple: [Schaumburg, Illinois, servedByPublicTransit, Metra Milwaukee District/West Line]
  • A. hasPublicTransitProvider chosen
    Indicates that a place or region is served by a specific public transit operating organization or agency.
  • B. hasPublicTransportStop
    Indicates that a location or area contains or is served by a public transport stop, such as a bus, tram, or train stop.
  • C. hasPublicTransportConnection
    Indicates that there is an available public transportation link or service connecting the related entities.
  • D. hasPublicTransportAgency
    Indicates that a place or transport system is served, managed, or overseen by a specific public transportation agency.
  • E. hasPublicTransportUsage
    Indicates that an entity makes use of, or is associated with the use of, public transportation services.
  • F. None of above.

Provenance (4 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_69a493f0d32c8190ac74bad3c87f2641 completed March 1, 2026, 7:30 p.m.
NER Named-entity recognition batch_69a4bc8fbb548190865b1bf019f2bde4 completed March 1, 2026, 10:24 p.m.
NED1 Entity disambiguation (via context triple) batch_69acacacf7c4819089708cf61b89903c completed March 7, 2026, 10:54 p.m.
PD Predicate disambiguation batch_69a4bb50d19c81908a98dbbb04a8906f completed March 1, 2026, 10:18 p.m.
Created at: March 1, 2026, 7:44 p.m.