Triple

T9296222
Position Surface form Disambiguated ID Type / Status
Subject Fukushima Daiichi Nuclear Power Plant E223644 entity
Predicate reactor4StatusDuringAccident P87481 FINISHED
Object hydrogen explosion and spent fuel pool damage concerns LITERAL FINISHED

How this triple was built (2 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: hydrogen explosion and spent fuel pool damage concerns | Statement: [Fukushima Daiichi Nuclear Power Plant, reactor4StatusDuringAccident, hydrogen explosion and spent fuel pool damage concerns]
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: reactor4StatusDuringAccident
Context triple: [Fukushima Daiichi Nuclear Power Plant, reactor4StatusDuringAccident, hydrogen explosion and spent fuel pool damage concerns]
  • A. PM-3AReactorOperationalUntil
    Indicates that a specific PM-3A reactor remained in an operational state up to a given point in time.
  • B. numberOfReactors
    Indicates the quantity of reactors associated with or contained by a given entity.
  • C. reactorType
    Indicates the specific kind or category of reactor associated with an entity.
  • D. oneOfWorstNuclearAccidentsWith
    Indicates that the subject is associated with another entity as being among the worst nuclear accidents together with it.
  • E. PM-3AReactorOperationalFrom
    Indicates that a PM-3A nuclear reactor was in an operational state starting from a specified point in time.
  • F. None of above. chosen

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.
PD Predicate disambiguation batch_69cc7a5aeb748190afb89c6bbd2a6d6f completed April 1, 2026, 1:52 a.m.
PDg Predicate description generation batch_69cc94b796788190816b71b1e9996288 completed April 1, 2026, 3:44 a.m.
Created at: March 30, 2026, 7:36 p.m.