Test for #1298

SQL

use wikidatawiki_p;
SELECT CONCAT('Q',czech.ips_item_id,', ',czech.ips_site_id), czech.ips_site_page, CONCAT('Q',other.ips_item_id, ', ', other.ips_site_id), other.ips_site_page
FROM wb_items_per_site AS czech
JOIN wb_items_per_site AS other
	ON czech.ips_site_page = CONCAT(other.ips_site_page,'ová')
WHERE czech.ips_site_id = 'cswiki' OR czech.ips_site_id = 'cswikiquote' /*
AND czech.ips_site_page LIKE '%_ [A-Z]%'
AND NOT czech.ips_item_id = other.ips_item_id
GROUP BY czech.ips_item_id
ORDER BY czech.ips_item_id; */
SQL

Checking query status...
