WLM-UK competition participants 2013-14 & 2016-18, not active so far in 2019

SQL

use commonswiki_p;

SELECT CONCAT("# {{#target:User_talk:", actor_name, "|commons.wikimedia.org}}") as line
FROM revision r_prev
join categorylinks on rev_page = cl_from
join actor on rev_actor = actor_id and actor_user is not null
WHERE rev_parent_id = 0
and cl_to IN (
   "Images from Wiki Loves Monuments 2013 in the United Kingdom",
   "Images from Wiki Loves Monuments 2014 in the United Kingdom",
   "Images from Wiki Loves Monuments 2016 in the United Kingdom",
   "Images from Wiki Loves Monuments 2017 in the United Kingdom",
   "Images from Wiki Loves Monuments 2018 in the United Kingdom"
) and not exists (
  SELECT 1
	FROM revision
	join categorylinks on rev_page = cl_from
	WHERE 
                  rev_parent_id = 0 AND  
                  rev_actor = r_prev.rev_actor	and 
                  cl_to IN ("Images from Wiki Loves Monuments 2019 in the United Kingdom")  
)  
 GROUP BY actor_name

SQL

Checking query status...