Triple

T15532513
Position Surface form Disambiguated ID Type / Status
Subject Metra at Forest Park E370254 entity
Predicate servesLine P839 FINISHED
Object Union Pacific West Line E199279 NE FINISHED

Disambiguation candidates (1 decision)

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: Union Pacific West Line
Context triple: [Metra at Forest Park, servesLine, Union Pacific West Line]
  • A. Union Pacific West Line chosen
    The Union Pacific West Line is a commuter rail route in the Chicago metropolitan area that runs between downtown Chicago and western suburbs, providing daily passenger service as part of the Metra system.
  • B. Union Pacific North Line
    The Union Pacific North Line is a Metra commuter rail line in the Chicago metropolitan area that runs north from downtown Chicago through suburbs along Lake Michigan into Kenosha, Wisconsin.
  • C. Union Pacific Northwest Line
    The Union Pacific Northwest Line is a commuter rail route serving Chicago and its northwestern suburbs as part of the Metra rail system.
  • D. Union Pacific Valley Subdivision
    The Union Pacific Valley Subdivision is a railroad line operated by Union Pacific that serves as a key freight corridor within its regional rail network.
  • E. Union Pacific Railroad Coast Subdivision
    The Union Pacific Railroad Coast Subdivision is a key rail corridor in California that carries both freight and commuter services, including trains operated by the Altamont Corridor Express.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69d85cc521a08190921fb50319dddc34 elicitation completed
NER batch_69e0414877d88190804ee76566004e13 ner completed
NED1 batch_69ff3d5e82a48190bb0a10ebc2412129 ned_source_triple completed
Created at: April 10, 2026, 4:06 a.m.