<http://webisa.webdatacommons.org/prov/90438569>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/78732704> .
<http://webisa.webdatacommons.org/78732704>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/78732704>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<eluniversal.com> .
<http://webisa.webdatacommons.org/78732704>	<http://www.w3.org/ns/prov#value>	"First, support-teaching materials such as books are no longer the information source they used to be." .