What is {given name} of {Prince} that is {series ordinal} is {1} ?
What is Prince's real name?
What is the given name of Prince?
SELECT ?h WHERE { ?r property:given_name ?h . FILTER ( CONTAINS ( ?t , '1' ) ) . ?r property:series_ordinal ?t . resource:Prince property:given_name ?r }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q7542> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P735> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
?statement <http://www.wikidata.org/entity/P1545> <1>
} 

SELECT ?obj WHERE { wd:Q7542 p:P735 ?s . ?s ps:P735 ?obj . ?s pq:P1545 ?x filter(contains(?x , '1')) }