SELECT el_index, page_title

FROM externallinks

join page on page_id=el_from and page_namespace=6

where el_to like "https://is.mantojums.lv/%"

#and not exists (select *

#                   from globalimagelinks

#                   where gil_wiki="lvwiki" and gil_page_namespace_id=0

#                           and gil_page_title like "Valsts_aizsargājamie_kultūras_pieminekļi_%"

#                           and gil_to=page_title and page_namespace=6

#               )

#group by el_index

#having count(el_from)=1;