<http://webisa.webdatacommons.org/447149057>	<http://www.w3.org/ns/prov#value>	" ??? Content Type???Typically, content is an image." .
<http://webisa.webdatacommons.org/447149057>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/447149057>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<docstoc.com> .
<http://webisa.webdatacommons.org/prov/38321839>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/447149057> .