You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "the most damaging nuclear power plant accident occured at?" whose answer is Chernobyl.
Each document should contain about 30 words, and these documents should contain useful information.

Query: International Nuclear and Radiological Event Scale (INES) Chernobyl Fukushima
Useful Output:

Doc 1: The Fukushima and Chernobyl accidents were classified at Level 7 and the Three Mile Island accident at Level 5 under the INES scale.
Doc 2: Examples of INES accidents · 1986 Chernobyl (Pripyat) (UA) - meltdown and explosion · 2011 Fukushima (J) - several meltdowns and explosions.
Doc 3: The 2011 nuclear accident at Fukushima Daiichi and the 1986 incident at Chernobyl were both rated 7 on the International Nuclear and
Doc 4: The INES was introduced by the International Atomic Energy Agency (IAEA) to facilitate better understanding of the event by the media and public.
Doc 5: The International Nuclear and Radiological Event Scale (INES) is the international indicator to show the level of the seriousness in terms of safety of