What is {date of birth} and {date of death} of {{Louis IX of France} has {child} as {John of France}}
When was Louis IX of France, toddler of John of France, born and when did he die?
When was Louis IX of France, child of John of France, born and when did he die?
SELECT ?q ?c WHERE { ?u property:child resource:John_of_France . ?u property:date_of_death ?c . ?u property:date_of_birth ?q . resource:Louis_IX_of_France property:child ?u }
select distinct ?value1 ?value2 where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q346> . ?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/Q14752200>. ?statement <http://www.wikidata.org/entity/P580> ?value1 . ?statement <http://www.wikidata.org/entity/P2842> ?value2 } 
SELECT ?value1 ?value2 WHERE { wd:Q346 p:P40 ?s . ?s ps:P40 wd:Q14752200 . ?s pq:P569 ?value1 . ?s pq:P570 ?value2 }