What is the {medical specialty} for {health specialty} of {cancer}
Which therapeutic subfield thinks about malignant growth?
Which medical subfield studies cancer?
SELECT DISTINCT ?c WHERE { ?c rdf:type ontology:medical_specialty . resource:cancer property:health_specialty ?c }
select distinct ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q12078> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P1995> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj . ?obj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q930752> } 
 select distinct ?obj where { wd:Q12078 wdt:P1995 ?obj . ?obj wdt:P31 wd:Q930752 } 
oncology