<http://webisa.webdatacommons.org/168358148>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/168358148>	<http://www.w3.org/ns/prov#value>	"FIG. 21A is a side view of the blocker unit configuration shown in FIG. 21." .
<http://webisa.webdatacommons.org/prov/248330635>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/168358148> .
<http://webisa.webdatacommons.org/168358148>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .