what is the {mother} for {Julio Iglesias} has {child} as {Enrique Iglesias} ?
Julio Iglesias and Enrique Iglesias moms name is?
Who is the mother of Julio Iglesias and Enrique Iglesias?
SELECT ?x WHERE { resource:Julio_Iglesias property:child ?j . ?j property:child resource:Enrique_Iglesias . ?j property:mother ?x }
select distinct ?value  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q122003> .
?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/Q47122> .
?statement <http://www.wikidata.org/entity/P25> ?value. 
} 

SELECT ?value WHERE { wd:Q122003 p:P40 ?s . ?s ps:P40 wd:Q47122 . ?s pq:P25 ?value}