<http://webisa.webdatacommons.org/concept/panel_study_of+income>	<http://webisa.webdatacommons.org/ontology#hasPreModifier>	"panel" .
<http://webisa.webdatacommons.org/concept/panel_study_of+income>	<http://www.w3.org/2000/01/rdf-schema#label>	"panel study of income" .
<http://webisa.webdatacommons.org/concept/panel_study_of+income>	<http://webisa.webdatacommons.org/ontology#hasHead>	"study" .
<http://webisa.webdatacommons.org/concept/panel_study_of+income>	<http://webisa.webdatacommons.org/ontology#hasPostModifier>	"of income" .