Triple

T10247225
Position Surface form Disambiguated ID Type / Status
Subject Léon-Mba International Airport E240246 entity
Predicate servesAsPrimaryAirportFor P16381 FINISHED
Object Libreville metropolitan area E47980 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: Libreville metropolitan area | Statement: [Léon-Mba International Airport, servesAsPrimaryAirportFor, Libreville 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: Libreville metropolitan area
Context triple: [Léon-Mba International Airport, servesAsPrimaryAirportFor, Libreville metropolitan area]
  • A. Libreville chosen
    Libreville is the largest city and main economic and cultural center of Gabon, located on the country’s Atlantic coast.
  • B. Port-Gentil
    Port-Gentil is Gabon's second-largest city and a major oil and port hub located on the country's Atlantic coast.
  • C. Beni Douala
    Beni Douala is a town and commune in northern Algeria, situated in the Kabylie region within Tizi Ouzou Province.
  • D. Limbé
    Limbé is a historic town in northern Haiti known for its agricultural surroundings and role in the country’s colonial and revolutionary past.
  • E. Yaoundé
    Yaoundé is the political and administrative center of Cameroon, known for its hilly terrain and role as a major cultural and economic hub in Central Africa.
  • 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_69d381a7e198819090280d5ab885d59e elicitation completed
NER batch_69d4d22e0d4c8190a6712859924e9d3d ner completed
NED1 batch_69d979d64a5481909be6d6bd1d8b6433 ned_source_triple completed
Created at: April 6, 2026, 11:27 a.m.