Triple

T17394387
Position Surface form Disambiguated ID Type / Status
Subject Beacon Hill station E422912 entity
Predicate ownedBy P347 FINISHED
Object Sound Transit 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: Sound Transit | Statement: [Beacon Hill station, ownedBy, Sound Transit]

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: Sound Transit
Context triple: [Beacon Hill station, ownedBy, Sound Transit]
  • A. Sound Transit chosen
    Sound Transit is the regional public transit agency that plans, builds, and operates light rail, commuter rail, and express bus services in the greater Puget Sound area of Washington State.
  • B. Sound Transit Link light rail
    Sound Transit Link light rail is a regional rapid transit system serving Seattle and surrounding communities with frequent, high-capacity train service.
  • C. Seattle Transit System
    The Seattle Transit System was the former public transportation agency serving the Seattle area before being succeeded by King County Metro.
  • D. Whatcom Transportation Authority
    Whatcom Transportation Authority is the public transit agency that operates bus and paratransit services throughout Whatcom County in Washington State.
  • E. RapidRide
    RapidRide is King County Metro’s network of frequent, limited-stop bus rapid transit-style routes serving major corridors in the Seattle metropolitan area.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 batches)

Stage Batch ID Job type Status
creating batch_69d889d710288190bf0f4762801fefae elicitation completed
NER batch_69e43abbd84881908af91bb7c9784026 ner completed
Created at: April 10, 2026, 5:45 a.m.