<http://webisa.webdatacommons.org/prov/30144131>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/122734531> .
<http://webisa.webdatacommons.org/122734531>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/122734531>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.ca> .
<http://webisa.webdatacommons.org/122734531>	<http://www.w3.org/ns/prov#value>	"FIG. 3a is a block diagram of a switch element in the switching network;" .