<http://webisa.webdatacommons.org/concept/injection+drug_user_>	<http://webisa.webdatacommons.org/ontology#hasPreModifier>	"injection drug" .
<http://webisa.webdatacommons.org/concept/injection+drug_user_>	<http://www.w3.org/2000/01/rdf-schema#label>	"injection drug user" .
<http://webisa.webdatacommons.org/concept/injection+drug_user_>	<http://webisa.webdatacommons.org/ontology#hasHead>	"user" .