<http://webisa.webdatacommons.org/prov/31778590>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/174926369> .
<http://webisa.webdatacommons.org/174926369>	<http://www.w3.org/ns/prov#value>	"Back in those days, there were no such things as microphones or speakers." .
<http://webisa.webdatacommons.org/174926369>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/474397699>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/174926369> .
<http://webisa.webdatacommons.org/174926369>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<wikipedia.org> .