Triple

T9296217
Position Surface form Disambiguated ID Type / Status
Subject Fukushima Daiichi Nuclear Power Plant E223644 entity
Predicate accidentCause P81158 FINISHED
Object Tōhoku earthquake and tsunami E86077 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: Tōhoku earthquake and tsunami | Statement: [Fukushima Daiichi Nuclear Power Plant, accidentCause, Tōhoku earthquake and tsunami]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tōhoku earthquake and tsunami
Context triple: [Fukushima Daiichi Nuclear Power Plant, accidentCause, Tōhoku earthquake and tsunami]
  • A. 2011 Tōhoku earthquake and tsunami chosen
    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.
  • B. Great Kanto earthquake
    The Great Kanto earthquake was a devastating 1923 seismic disaster that struck the Tokyo-Yokohama region of Japan, causing massive destruction and loss of life.
  • C. Great Hanshin earthquake
    The Great Hanshin earthquake was a devastating 1995 seismic disaster in Japan that caused widespread destruction and loss of life, particularly in the city of Kobe.
  • D. 1944 Tonankai earthquake
    The 1944 Tonankai earthquake was a powerful undersea megathrust earthquake off the coast of Japan that generated a destructive tsunami and caused extensive damage and loss of life in the Tōkai and Kii Peninsula regions during World War II.
  • E. 2016 Kumamoto earthquakes
    The 2016 Kumamoto earthquakes were a destructive series of strong quakes in Japan’s Kyushu region that caused widespread damage, landslides, and significant loss of life.
  • 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: accidentCause
Context triple: [Fukushima Daiichi Nuclear Power Plant, accidentCause, Tōhoku earthquake and tsunami]
  • A. causedAccident chosen
    Indicates that one entity is responsible for bringing about or initiating an accident involving another entity or situation.
  • B. accident
    Indicates an unintended, unforeseen event or mishap occurring, often resulting in damage, injury, or disruption.
  • C. accidentType
    Indicates the specific category or kind of accident associated with an event or incident.
  • D. resultOfAccident
    Indicates that something exists or occurs as a consequence or outcome of an accident.
  • E. causeOfInjury
    Indicates that one entity is the source or reason that another entity sustained an injury.
  • 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_69ca8423edb08190bc0c91287a484768 completed March 30, 2026, 2:09 p.m.
NER Named-entity recognition batch_69cd089c9c588190967404c9eb938dfb completed April 1, 2026, 11:59 a.m.
NED1 Entity disambiguation (via context triple) batch_69d0b248f99c8190a617b1d676799c75 completed April 4, 2026, 6:40 a.m.
PD Predicate disambiguation batch_69cc7a5aeb748190afb89c6bbd2a6d6f completed April 1, 2026, 1:52 a.m.
Created at: March 30, 2026, 7:36 p.m.