Triple

T13933753
Position Surface form Disambiguated ID Type / Status
Subject Chernobyl Nuclear Power Plant E335055 entity
Predicate hasStructure P35 FINISHED
Object Chernobyl New Safe Confinement E414463 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: Chernobyl New Safe Confinement | Statement: [Chernobyl Nuclear Power Plant, hasStructure, Chernobyl New Safe Confinement]

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: Chernobyl New Safe Confinement
Context triple: [Chernobyl Nuclear Power Plant, hasStructure, Chernobyl New Safe Confinement]
  • A. Slavutych
    Slavutych is a planned Ukrainian city built after the Chernobyl disaster to house evacuated workers and their families, known for its unique multinational architectural design.
  • B. Chernobyl Nuclear Power Plant
    The Chernobyl Nuclear Power Plant was a Soviet-era nuclear power station in northern Ukraine, infamous for the catastrophic 1986 reactor explosion that caused one of the worst nuclear disasters in history.
  • C. Chernobyl
    Chernobyl is a historical drama miniseries that chronicles the 1986 Soviet nuclear disaster and its aftermath.
  • D. New Safe Confinement chosen
    New Safe Confinement is a massive steel arch structure built to encase the damaged Chernobyl Nuclear Power Plant reactor and prevent further release of radioactive materials.
  • E. Chernobyl disaster
    The Chernobyl disaster was a catastrophic 1986 nuclear power plant accident in Soviet-era Ukraine that released massive radioactive contamination across Europe and became one of the worst nuclear disasters in history.
  • 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_69d81c5f739081908bc05b2461f54828 elicitation completed
NER batch_69de2cf28df081908d897d7b9ec7939d ner completed
NED1 batch_69fba1c81e988190a5fd8e2d83e065fe ned_source_triple completed
Created at: April 9, 2026, 10:17 p.m.