What is {uses} of {killer whale} that is {determination method} is {mirror test} ?
Killer whales have what use to the mirror test determination method?
What use does the killer whale provide to the mirror test determination method?
SELECT ?c WHERE { ?i property:determination_method resource:mirror_test . ?i property:uses ?c . resource:orca property:uses ?i }
select distinct ?obj  where {
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q26843> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P2283> .
?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj .
?statement <http://www.wikidata.org/entity/P459> <http://wikidata.dbpedia.org/resource/Q1430725>
} 

SELECT ?obj WHERE { wd:Q26843 p:P2283 ?s . ?s ps:P2283 ?obj . ?s pq:P459 wd:Q1430725 }