<http://webisa.webdatacommons.org/220801706>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/220801706>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<blogspot.com> .
<http://webisa.webdatacommons.org/prov/177750629>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/220801706> .
<http://webisa.webdatacommons.org/220801706>	<http://www.w3.org/ns/prov#value>	"Some marketers think social networking sites are a useful tool for finding signups, others think they are a waste of time." .