Triple

T21814293
Position Surface form Disambiguated ID Type / Status
Subject GRTC bus service E538559 entity
Predicate operator P179 FINISHED
Object Greater Richmond Transit Company — NE NERFINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Greater Richmond Transit Company | Statement: [GRTC bus service, operator, Greater Richmond Transit Company]

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: Greater Richmond Transit Company
Context triple: [GRTC bus service, operator, Greater Richmond Transit Company]
  • A. Richmond Metropolitan Transportation Authority
    The Richmond Metropolitan Transportation Authority is a regional public agency that develops, operates, and maintains toll roads, bridges, and parking facilities in the Richmond, Virginia area.
  • B. Baltimore Transit Company
    The Baltimore Transit Company was a private operator that ran streetcar and bus services in Baltimore, Maryland, before public transit was taken over by the state-run Maryland Transit Administration.
  • C. Butler Transit Authority
    Butler Transit Authority is the public transportation agency serving Butler and surrounding areas in western Pennsylvania, providing local and regional bus services.
  • D. Metropolitan Transit Corporation
    The Metropolitan Transit Corporation was the former public transit agency that operated bus services in King County, Washington, before being succeeded by King County Metro.
  • E. Westmoreland Transit
    Westmoreland Transit is a public transportation agency serving Greensburg and surrounding communities in Westmoreland County, Pennsylvania, primarily through fixed-route bus services.
  • 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: Greater Richmond Transit Company
Target entity description: Greater Richmond Transit Company is the primary public transportation agency serving the Richmond, Virginia metropolitan area, operating local and regional bus services.
  • A. Richmond Metropolitan Transportation Authority
    The Richmond Metropolitan Transportation Authority is a regional public agency that develops, operates, and maintains toll roads, bridges, and parking facilities in the Richmond, Virginia area.
  • B. Baltimore Transit Company
    The Baltimore Transit Company was a private operator that ran streetcar and bus services in Baltimore, Maryland, before public transit was taken over by the state-run Maryland Transit Administration.
  • C. Butler Transit Authority
    Butler Transit Authority is the public transportation agency serving Butler and surrounding areas in western Pennsylvania, providing local and regional bus services.
  • D. Metropolitan Transit Corporation
    The Metropolitan Transit Corporation was the former public transit agency that operated bus services in King County, Washington, before being succeeded by King County Metro.
  • E. Westmoreland Transit
    Westmoreland Transit is a public transportation agency serving Greensburg and surrounding communities in Westmoreland County, Pennsylvania, primarily through fixed-route bus services.
  • F. None of above. chosen

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69e0c473f0f8819086c9d1b4a143bd67 elicitation completed
NER batch_69f07cc8e6808190bde4d0e0981e4117 ner completed
Created at: April 16, 2026, 6:54 p.m.