Triple

T7105753
Position Surface form Disambiguated ID Type / Status
Subject Charles Center station E165577 entity
Predicate serves P98 FINISHED
Object Metro SubwayLink E111014 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: Metro SubwayLink | Statement: [Charles Center station, serves, Metro SubwayLink]

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: Metro SubwayLink
Context triple: [Charles Center station, serves, Metro SubwayLink]
  • A. Metro SubwayLink chosen
    Metro SubwayLink is Baltimore’s rapid transit subway system, providing high-frequency rail service across key corridors in the Baltimore metropolitan area.
  • B. Metro Rail
    Metro Rail is the urban rapid transit rail system serving Los Angeles County, providing light rail and subway services across the region.
  • C. Metro Trains
    Metro Trains is a suburban passenger rail service brand operating the metropolitan train network in Melbourne, Australia.
  • D. Metro Line
    The Metro Line is a light rail transit route in Edmonton, Alberta, serving key destinations such as the city’s downtown and major educational and health institutions.
  • E. MRT subway
    The MRT subway in Bangkok is a major rapid transit system that provides fast, air-conditioned underground and elevated rail services across key areas of the city.
  • 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_69c6888120f081908f8f01b201dc4a4c elicitation completed
NER batch_69c6e5b892008190827fa1e5eab2e558 ner completed
NED1 batch_69c7bf7c0bb88190ac03e2279512d837 ned_source_triple completed
Created at: March 27, 2026, 2:42 p.m.