<http://webisa.webdatacommons.org/427241499>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/427241499>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/427241499>	<http://www.w3.org/ns/prov#value>	"In the exemplary embodiment, the disc 61 is made of suitable material, such as polyvinyl chloride in a relatively rigid state." .
<http://webisa.webdatacommons.org/prov/59832148>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/427241499> .