What is {performer} of {Batman} that is {of} is {Batman} ?
Who played Batman in the movie Batman?
Which actor portrayed Batman in the movie Batman?
SELECT ?c WHERE { ?j property:performer ?c . ?j property:of resource:Batman . resource:Batman property:performer ?j }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q2695156> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P175> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
?statement <http://www.wikidata.org/entity/P642> <http://wikidata.dbpedia.org/resource/Q116852>
} 

SELECT ?obj WHERE { wd:Q2695156 p:P175 ?s . ?s ps:P175 ?obj . ?s pq:P642 wd:Q116852 }