Fukushima Daiichi Nuclear Power Plant
E223644
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.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Fukushima Daiichi Nuclear Power Plant canonical | 25 |
| Fukushima Daiichi Nuclear Power Plant site | 2 |
| Fukushima Daiichi Unit 1 | 1 |
| 福島第一原子力発電所 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1979323 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Fukushima Daiichi Nuclear Power Plant Context triple: [Fukushima Daiichi nuclear disaster, location, Fukushima Daiichi Nuclear Power Plant]
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A.
Fukushima Daiichi nuclear disaster
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.
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B.
K-East Reactor
K-East Reactor was one of the plutonium production reactors at the Hanford Site in Washington State, built during the Cold War to support the U.S. nuclear weapons program.
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C.
Hatch Nuclear Power Plant
Hatch Nuclear Power Plant is a commercial nuclear power generating facility in Georgia that supplies electricity to the regional grid as part of Southern Company's energy portfolio.
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D.
Yokkaichi Industrial Complex
Yokkaichi Industrial Complex is a major Japanese petrochemical and heavy industrial zone known for its large-scale refineries, chemical plants, and historical impact on environmental policy.
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E.
Kalinin nuclear power plant
The Kalinin nuclear power plant is a major Russian nuclear power facility that supplies electricity to the central regions of the country.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Fukushima Daiichi Nuclear Power Plant Target entity description: 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.
-
A.
Fukushima Daiichi nuclear disaster
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.
K-East Reactor
K-East Reactor was one of the plutonium production reactors at the Hanford Site in Washington State, built during the Cold War to support the U.S. nuclear weapons program.
-
C.
Hatch Nuclear Power Plant
Hatch Nuclear Power Plant is a commercial nuclear power generating facility in Georgia that supplies electricity to the regional grid as part of Southern Company's energy portfolio.
-
D.
Yokkaichi Industrial Complex
Yokkaichi Industrial Complex is a major Japanese petrochemical and heavy industrial zone known for its large-scale refineries, chemical plants, and historical impact on environmental policy.
-
E.
Kalinin nuclear power plant
The Kalinin nuclear power plant is a major Russian nuclear power facility that supplies electricity to the central regions of the country.
- F. None of above. chosen
Statements (52)
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Fukushima Daiichi Nuclear Power Plant Description of subject: 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.
Referenced by (29)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Fukushima Daiichi Nuclear Power Plant
linked to: Fukushima Daiichi Nuclear Power Plant
linked to: Fukushima Daiichi Nuclear Power Plant
subject linked to:
Hamadori (coastal region of Fukushima)
subject linked to:
NISA
linked to: Fukushima Daiichi Nuclear Power Plant