use commonswiki_p;

SELECT concat('File:', img_name) imagen 

FROM image where img_user_text = 'Eduardo.Testart.BNCL'

and not exists(select 1 from page, categorylinks where page_title = img_name and page_namespace=6 and cl_from = page_id and cl_to = 'Media_contributed_by_the_Wikimedian_in_Residence_at_the_National_Library_of_Chile')