What is {child} of {Isabella I of Castile} and {date of death}
What is the identify of he infant of Isabella I of Castile and when did she die?
What is the name of he child of Isabella I of Castile and when did she die?
SELECT ?q ?t WHERE { ?o property:child ?t . resource:Isabella_I_of_Castile property:child ?o . ?o property:date_of_death ?q . }
select distinct ?dataprop1 ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q45859> . ?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> ?obj . ?statement <http://www.wikidata.org/entity/P580> ?dataprop1 . } 
SELECT ?value1 ?obj WHERE { wd:Q45859 p:P40 ?s . ?s ps:P40 ?obj . ?s pq:P570 ?value1 . }