SQL
AخA
select count(page_title)
from page
where page_namespace = 14
and page_id not in (
select pp_page
from page_props
where pp_propname = 'wikibase_item'
)
and page_title not in
(select page_title from
(select page_title
from page
where page_namespace = 14) p
left join categorylinks
on cl_to = page_title
where cl_from is NULL
);
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