Triple

T23062185
Position Surface form Disambiguated ID Type / Status
Subject Vanderbilt railroad system E574934 entity
Predicate locatedIn P40 FINISHED
Object Northeastern United States — 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: Northeastern United States | Statement: [Vanderbilt railroad system, locatedIn, Northeastern United States]

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: Northeastern United States
Context triple: [Vanderbilt railroad system, locatedIn, Northeastern United States]
  • A. Northeastern United States chosen
    The Northeastern United States is a densely populated and historically significant region of the country known for its major metropolitan areas, economic influence, and role in American politics and culture.
  • B. Eastern United States
    The Eastern United States is the region of the country along and near the Atlantic coast, encompassing densely populated states, major historic cities, and key economic and political centers.
  • C. Northeast Region
    The Northeast Region is a large, culturally rich and historically significant area of Brazil known for its coastal cities, Afro-Brazilian heritage, and diverse landscapes.
  • D. New England region
    The New England region is a highland area in northern New South Wales, Australia, known for its cool climate, grazing and agricultural industries, and historic country towns.
  • E. New York–New England border region
    The New York–New England border region is a transitional area in the northeastern United States where the cultural, geographic, and historical characteristics of New York and the New England states intersect.
  • 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_69e245bd6e4c8190bb8942245b68cad5 elicitation completed
NER batch_69f189a0c3c881909f137ad511c216ac ner completed
Created at: April 17, 2026, 3:55 p.m.