Triple

T5750460
Position Surface form Disambiguated ID Type / Status
Subject Red Line (Los Angeles Metro) E126838 entity
Predicate hasStation P35 FINISHED
Object Vermont/Santa Monica station E146459 NE FINISHED

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: Vermont/Santa Monica station | Statement: [Red Line (Los Angeles Metro), hasStation, Vermont/Santa Monica station]

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: Vermont/Santa Monica station
Context triple: [Red Line (Los Angeles Metro), hasStation, Vermont/Santa Monica station]
  • A. Vermont/Santa Monica Metro station chosen
    Vermont/Santa Monica Metro station is an underground Los Angeles Metro B Line (Red) station located at the intersection of Vermont Avenue and Santa Monica Boulevard in the East Hollywood neighborhood of Los Angeles.
  • B. Vermont/Beverly station
    Vermont/Beverly station is an underground rapid transit stop on Los Angeles Metro's B Line serving the Koreatown area.
  • C. Vermont/Sunset station
    Vermont/Sunset station is an underground Los Angeles Metro Rail station in East Hollywood serving the B Line.
  • D. Seymour station
    Seymour station is a small commuter rail stop in Seymour, Connecticut, served by Metro-North Railroad’s Waterbury Branch.
  • E. Ansonia station
    Ansonia station is a commuter rail stop in Ansonia, Connecticut, served by the Waterbury Branch of the Metro-North Railroad New Haven Line.
  • 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_69c00832aedc81909899801b141fa3b4 elicitation completed
NER batch_69c0288a0ea8819091ac6f965471ceee ner completed
NED1 batch_69c107d46ebc81908ec415782611ebef ned_source_triple completed
Created at: March 22, 2026, 3:48 p.m.