<http://webisa.webdatacommons.org/328904846>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/436240710>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/328904846> .
<http://webisa.webdatacommons.org/prov/1955040>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/328904846> .
<http://webisa.webdatacommons.org/328904846>	<http://www.w3.org/ns/prov#value>	"Tools and machines: What exactly is a machine and why is it so useful?" .
<http://webisa.webdatacommons.org/328904846>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<explainthatstuff.com> .