Triple

T8830284
Position Surface form Disambiguated ID Type / Status
Subject RTA Rail E210119 entity
Predicate locatedIn P40 FINISHED
Object Greater Cleveland metropolitan area E117966 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: Greater Cleveland metropolitan area | Statement: [RTA Rail, locatedIn, Greater Cleveland metropolitan area]

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: Greater Cleveland metropolitan area
Context triple: [RTA Rail, locatedIn, Greater Cleveland metropolitan area]
  • A. Greater Cleveland chosen
    Greater Cleveland is the metropolitan region centered on Cleveland, Ohio, encompassing the city and its surrounding suburban and exurban communities in Northeast Ohio.
  • B. Cleveland metropolitan area
    The Cleveland metropolitan area is a major urban region in northeastern Ohio centered on the city of Cleveland, encompassing surrounding suburbs and counties as a hub for industry, healthcare, education, and culture along Lake Erie.
  • C. Columbus metropolitan area
    The Columbus metropolitan area is a regional urban and economic hub centered on the city of Columbus in western Georgia, extending into east-central Alabama.
  • D. Columbus metropolitan area
    The Columbus metropolitan area is a major urban and economic region in central Ohio centered on the city of Columbus and encompassing numerous surrounding communities and suburbs.
  • E. Canton–Massillon metropolitan area
    The Canton–Massillon metropolitan area is an urban region in northeastern Ohio best known as the home of the Pro Football Hall of Fame and a historic center of American professional football.
  • 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_69ca8365b28081909e48e45e95dfc405 elicitation completed
NER batch_69cc604db0788190a3082467d80fdaf5 ner completed
NED1 batch_69cfba0934288190bc22dfee0a13124e ned_source_triple completed
Created at: March 30, 2026, 6:47 p.m.