use wikidatawiki_p; 

select CONCAT("[[Q",ips_item_id,'|]]'), CONCAT("Ell"), CONCAT('[[:el:',ips_site_page,']]')

from wb_items_per_site i

#join wb_terms on ips_item_id = term_entity_id and term_type = "label"

where i.ips_site_id='elwiki' and not exists

(select term_entity_id from wb_terms where i.ips_item_id = term_entity_id and 

 term_type = "label" and term_language='el')

group by ips_item_id

limit 1000;