Question: What is the version type of ext4 publicated at 2006-10-10?
Paraphrase: Which ext4 version was published on 10-10-2016?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q283827 p:P577 ?s . ?s ps:P577 ?x filter(contains(YEAR(?x),'2006')) . ?s pq:P548 ?value}