<http://webisa.webdatacommons.org/concept/_use_of+headset>	<http://www.w3.org/2000/01/rdf-schema#label>	"use of headset" .
<http://webisa.webdatacommons.org/concept/_use_of+headset>	<http://webisa.webdatacommons.org/ontology#hasPostModifier>	"of headset" .
<http://webisa.webdatacommons.org/concept/_use_of+headset>	<http://webisa.webdatacommons.org/ontology#hasHead>	"use" .