Triple

T18346641
Position Surface form Disambiguated ID Type / Status
Subject Chillán campus E439556 entity
Predicate locatedIn P40 FINISHED
Object Chillán 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: Chillán | Statement: [Chillán campus, locatedIn, Chillán]

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: Chillán
Context triple: [Chillán campus, locatedIn, Chillán]
  • A. Chillán chosen
    Chillán is a historic city in central Chile known for its cultural heritage, markets, and as the birthplace of several prominent Chilean figures.
  • B. Rancagua
    Rancagua is a major Chilean city known for its mining industry and historical significance in the country’s independence, serving as an important commercial and administrative center south of Santiago.
  • C. Nancagua
    Nancagua is a town and commune in central Chile’s Colchagua Valley, known for its agricultural activity and wine production.
  • D. Talca
    Talca is a major city in central Chile known as an administrative, commercial, and agricultural hub in the Maule Valley.
  • E. Coquimbo
    Coquimbo is a major Chilean port city known for its maritime commerce, fishing industry, and role as a gateway to the Elqui Valley in the Coquimbo Region.
  • 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_69d8b9175fec8190af865699b4e64d8c elicitation completed
NER batch_69e514f4740c8190b70ba48a4232953e ner completed
Created at: April 10, 2026, 10:37 a.m.