Triple

T12119598
Position Surface form Disambiguated ID Type / Status
Subject Omaha–Lincoln corridor E288655 entity
Predicate regionServed P82 FINISHED
Object Omaha metropolitan area E10013 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: Omaha metropolitan area | Statement: [Omaha–Lincoln corridor, regionServed, Omaha 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: Omaha metropolitan area
Context triple: [Omaha–Lincoln corridor, regionServed, Omaha metropolitan area]
  • A. Omaha–Council Bluffs metropolitan area chosen
    The Omaha–Council Bluffs metropolitan area is a bi-state urban region centered on Omaha, Nebraska, and Council Bluffs, Iowa, serving as a major economic and cultural hub in the Midwestern United States.
  • B. Omaha
    Omaha are a Native American tribe of the Great Plains, historically known for their semi-nomadic buffalo hunting, earth-lodge villages, and residence in what is now Nebraska.
  • C. Omaha, Nebraska
    Omaha, Nebraska is the largest city in the state of Nebraska, known as a major Midwestern economic and cultural hub situated along the Missouri River.
  • D. Kansas City metropolitan area
    The Kansas City metropolitan area is a major bi-state urban region centered on Kansas City, spanning parts of Missouri and Kansas and known for its jazz heritage, barbecue, and diverse economy.
  • E. Lincoln metropolitan area
    The Lincoln metropolitan area is a U.S. metropolitan region in southeastern Nebraska centered on the city of Lincoln and its surrounding communities.
  • 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_69d6ab4a5c448190a110d1273314b21a elicitation completed
NER batch_69d91577a03c81909add7a5d7324a648 ner completed
NED1 batch_69f63ee285208190a0183e30c749f955 ned_source_triple completed
Created at: April 8, 2026, 9:49 p.m.