Name the archaeological culture that contains the word "Sumer" in its name
SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q465299 . ?sbj wdt:P2596 wd:Q656043 . ?sbj rdfs:label ?sbj_label . FILTER(CONTAINS(lcase(?sbj_label), 'sumer')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
archaeological culture: Q465299 sumerians: Q656043