<http://webisa.webdatacommons.org/prov/335054766>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/73899754> .
<http://webisa.webdatacommons.org/prov/339767654>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/73899754> .
<http://webisa.webdatacommons.org/73899754>	<http://www.w3.org/ns/prov#value>	"Such systems include screws, brackets, latches, and other mechanisms that may require considerable time to understand and use." .
<http://webisa.webdatacommons.org/73899754>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/73899754>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .