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This query is marked as a draft
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by
Samuel Dornan
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SQL
SELECT cl_from, cl_to FROM categorylinks WHERE cl_from IN ( SELECT page_id FROM page WHERE page_is_redirect = 0 AND page_random BETWEEN 0.1 AND 0.4 AND page_id IN ( SELECT pl_from FROM pagelinks WHERE pl_namespace = 0 AND pl_title IN ( SELECT page_title FROM page WHERE page_is_redirect = 0 AND page_random BETWEEN 0.1 AND 0.4 AND page_id IN ( SELECT pl_from FROM pagelinks WHERE pl_title = 'COVID-19' AND pl_namespace = 0 ) ) ) )
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