Wikidata taxa overlaps

SQL

USE wikidatawiki_p;
SELECT labels1.term_full_entity_id AS x,# CONCAT(labels1.term_text," (",GROUP_CONCAT(labels1.term_language),")"),
	labels2.term_full_entity_id AS y#, CONCAT(labels2.term_text, " (",GROUP_CONCAT(labels2.term_language),")")
	FROM (SELECT * FROM pagelinks WHERE pl_title IN ("Q16521","Q310890") AND pl_namespace = 0) AS taxa1
    JOIN page AS items1
    	ON items1.page_id = pl_from
	JOIN wb_terms AS labels1
		ON labels1.term_full_entity_id = items1.page_title AND items1.page_namespace = 0 AND labels1.term_type IN ("label","alias")
	JOIN wb_terms AS labels2
		ON labels2.term_text = labels1.term_text AND labels2.term_type IN ("label","alias")
    JOIN page AS items2
    	ON items2.page_title = labels2.term_full_entity_id AND items2.page_namespace = 0
	JOIN (SELECT * FROM pagelinks WHERE pl_title IN ("Q16521","Q310890") AND pl_namespace = 0) AS taxa2
		ON taxa2.pl_from = items2.page_id
WHERE labels1.term_full_entity_id <> labels2.term_full_entity_id
LIMIT 1;
SQL

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