<http://webisa.webdatacommons.org/prov/429596993>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/47905839> .
<http://webisa.webdatacommons.org/47905839>	<http://www.w3.org/ns/prov#value>	"Silicon is a very common element, but is normally bound in silica, or silica sand." .
<http://webisa.webdatacommons.org/47905839>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/47905839>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<reference.com> .