What is {date of death} and {father} of {{Joseph Stalin} has {child} as {Artem Sergeev}}
When did Artem Sergeev, adopted son of Joseph Stalin, die?
When did Artem Sergeev, adopted son of Joseph Stalin, die?
SELECT ?a ?p WHERE { ?o property:father ?p . ?o property:child resource:Artem_Sergeev . ?o property:date_of_death ?a . resource:Joseph_Stalin property:child ?o }
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/Q4416801>. ?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:Q4416801 . ?s pq:P570 ?value1 . ?s pq:P22 ?value2 }