<http://webisa.webdatacommons.org/concept/_purchase_of+a+app>	<http://webisa.webdatacommons.org/ontology#hasPostModifier>	"of a app" .
<http://webisa.webdatacommons.org/concept/_purchase_of+a+app>	<http://webisa.webdatacommons.org/ontology#hasHead>	"purchase" .
<http://webisa.webdatacommons.org/concept/_purchase_of+a+app>	<http://www.w3.org/2000/01/rdf-schema#label>	"purchase of a app" .