What is {mother} and {date of birth} of {{Joseph Stalin} has {child} as {Vasily Dzhugashvili}}
Who is Stalin kid's parents, when was he born and what was his name?
Who is the birth parent of Stalin's kid, when was the kid born, and what was his name?
SELECT ?o ?a WHERE { ?y property:mother ?o . resource:Joseph_Stalin property:child ?y . ?y property:date_of_birth ?a . ?y property:child resource:Vasily_Dzhugashvili }
select distinct ?value1 ?value2 where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q855> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P40> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q459216>. ?statement <http://www.wikidata.org/entity/P580> ?value1 . ?statement <http://www.wikidata.org/entity/P2842> ?value2 } 
SELECT ?value1 ?value2 WHERE { wd:Q855 p:P40 ?s . ?s ps:P40 wd:Q459216 . ?s pq:P25 ?value1 . ?s pq:P569 ?value2 }