<http://webisa.webdatacommons.org/56374373>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<docstoc.com> .
<http://webisa.webdatacommons.org/56374373>	<http://www.w3.org/ns/prov#value>	"N is a very important component in a weld z" .
<http://webisa.webdatacommons.org/prov/502662611>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/56374373> .
<http://webisa.webdatacommons.org/56374373>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .