Triple

T8438095
Position Surface form Disambiguated ID Type / Status
Subject Union Pacific West Line E199279 entity
Predicate locale P387 FINISHED
Object Cook County, Illinois E1146 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: Cook County, Illinois | Statement: [Union Pacific West Line, locale, Cook County, Illinois]

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: Cook County, Illinois
Context triple: [Union Pacific West Line, locale, Cook County, Illinois]
  • A. Cook County, Illinois chosen
    Cook County, Illinois is a populous county in northeastern Illinois that includes the city of Chicago and serves as a major economic, cultural, and political hub in the United States.
  • B. Cook County
    Cook County is a rural county in south-central Georgia, United States, known for its agricultural economy and county seat of Adel.
  • C. Cook County
    Cook County is a sparsely populated county in northeastern Minnesota known for its rugged Lake Superior shoreline, Boundary Waters access, and extensive Northwoods wilderness.
  • D. DuPage County, Illinois
    DuPage County, Illinois is a suburban county west of Chicago known for its affluent communities, extensive forest preserves, and role as a major component of the Chicago metropolitan area.
  • E. DeKalb County, Illinois
    DeKalb County, Illinois is a predominantly rural county in northern Illinois known for its agricultural heritage and as the home of Northern Illinois University in the city of DeKalb.
  • 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_69ca8314cd6c8190a6b8c2a1096e18f3 elicitation completed
NER batch_69cbe135657c81908ed8156fbfbef6ec ner completed
NED1 batch_69ce88bc6b008190a93fbd41089d6c72 ned_source_triple completed
Created at: March 30, 2026, 6:08 p.m.