Triple

T4201591
Position Surface form Disambiguated ID Type / Status
Subject 2011 Tōhoku earthquake and tsunami E86077 entity
Predicate relatedDisaster P15089 FINISHED
Object Fukushima Daiichi nuclear disaster E42988 NE FINISHED

How this triple was built (3 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
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: Fukushima Daiichi nuclear disaster | Statement: [2011 Tōhoku earthquake and tsunami, relatedDisaster, Fukushima Daiichi nuclear disaster]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Fukushima Daiichi nuclear disaster
Context triple: [2011 Tōhoku earthquake and tsunami, relatedDisaster, Fukushima Daiichi nuclear disaster]
  • A. Fukushima Daiichi nuclear disaster chosen
    The Fukushima Daiichi nuclear disaster was a 2011 catastrophic failure at a Japanese nuclear power plant triggered by a massive earthquake and tsunami, leading to core meltdowns, radioactive releases, and long-term environmental and policy impacts worldwide.
  • B. Fukushima Daiichi Nuclear Power Plant
    Fukushima Daiichi Nuclear Power Plant is a coastal Japanese nuclear power station in Ōkuma, Fukushima Prefecture, widely known as the site of the 2011 reactor meltdowns following a massive earthquake and tsunami.
  • C. 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.
  • D. 2011 Tōhoku earthquake and tsunami
    The 2011 Tōhoku earthquake and tsunami was a devastating magnitude 9.0 undersea megathrust earthquake off Japan’s northeastern coast that triggered massive tsunamis, widespread destruction, and the Fukushima Daiichi nuclear disaster.
  • E. Nagasaki bugyō
    Nagasaki bugyō were high-ranking Tokugawa shogunate officials responsible for administering the port city of Nagasaki and overseeing Japan’s tightly controlled foreign trade and relations during the Edo period.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: relatedDisaster
Context triple: [2011 Tōhoku earthquake and tsunami, relatedDisaster, Fukushima Daiichi nuclear disaster]
  • A. hasDisaster chosen
    Indicates that an entity experiences, is affected by, or is associated with a disaster event.
  • B. supportsDisasterType
    Indicates that one entity is capable of handling, responding to, or being applicable to a specified type of disaster.
  • C. frequentNaturalHazard
    Indicates that a location or area regularly experiences natural hazards such as floods, earthquakes, storms, or similar events with notable frequency.
  • D. triggeredLandslides
    Indicates that one entity caused or initiated landslides affecting another entity or area.
  • E. crisisRelatedTo
    Indicates a relationship where one situation, event, or condition is connected to, associated with, or relevant to a crisis.
  • F. None of above.

Provenance (4 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69aed93b89f48190a31f6d57c760e42f completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69af037da30481908106b27a88d59140 completed March 9, 2026, 5:29 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5962296b8819084b91de3f48b7658 completed March 14, 2026, 5:08 p.m.
PD Predicate disambiguation batch_69af01959c4881909eb1adcb3bdadbe6 completed March 9, 2026, 5:21 p.m.
Created at: March 9, 2026, 3:49 p.m.