<http://webisa.webdatacommons.org/concept/crystal_quartz_>	<http://www.w3.org/2000/01/rdf-schema#label>	"crystal quartz" .
<http://webisa.webdatacommons.org/concept/crystal_quartz_>	<http://webisa.webdatacommons.org/ontology#hasPreModifier>	"crystal" .
<http://webisa.webdatacommons.org/concept/crystal_quartz_>	<http://webisa.webdatacommons.org/ontology#hasHead>	"quartz" .