What is the {perception} for {drug used for treatment} of {cocaine}
What are the discernments of cocaine?
What are the perceptions of cocaine?
SELECT DISTINCT ?w WHERE { ?w rdf:type ontology:perception . ?w property:drug_used_for_treatment resource:cocaine }
select distinct ?subj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?subj . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P2176> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q41576> . ?subj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q160402> } 
 select distinct ?sbj where { ?sbj wdt:P2176 wd:Q41576 . ?sbj wdt:P31 wd:Q160402 } 