TWP articles that link to disambiguation pages

Links to disambiguation pages on the English Wikipedia from articles managed by WikiProject Trains. Derived from https://quarry.wmcloud.org/query/1632.

SQL

SELECT DISTINCT page1.page_title AS title
FROM   page as page1
	   JOIN pagelinks
         ON page1.page_id = pagelinks.pl_from
     	    AND page1.page_namespace = 0
       JOIN page AS page2
         ON pagelinks.pl_namespace = page2.page_namespace
            AND pagelinks.pl_title = page2.page_title
       JOIN categorylinks
         ON page2.page_id = categorylinks.cl_from
            AND categorylinks.cl_to = 'Disambiguation pages'
            AND NOT EXISTS (SELECT *
                            FROM   categorylinks AS cl1
                            WHERE  cl1.cl_from = page1.page_id
                                   AND cl1.cl_to = 'Disambiguation pages')
            AND NOT page2.page_title LIKE "%_(disambiguation)"
            AND page1.page_is_redirect = 0

SQL

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