What is the {occupational carcinogen} for {monomer of} of {polyvinyl chloride}
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What is the occupational carcinogen for polyvinyl chloride's monomer?
SELECT DISTINCT ?g WHERE { ?g property:monomer_of resource:polyvinyl_chloride . ?g rdf:type ontology:occupational_carcinogen }
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/P4599> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q146368> . ?subj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q21074597> } 
 select distinct ?sbj where { ?sbj wdt:P4599 wd:Q146368 . ?sbj wdt:P31 wd:Q21074597 } 
vinyl chloride