<http://webisa.webdatacommons.org/224772750>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com.au> .
<http://webisa.webdatacommons.org/prov/426357831>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/224772750> .
<http://webisa.webdatacommons.org/224772750>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/224772750>	<http://www.w3.org/ns/prov#value>	"The presently preferred material is a high density polystyrene foam, but silicone, polyethylene, polypropylene, vinyl, neoprene or other similar materials can be used." .
<http://webisa.webdatacommons.org/prov/57005063>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/224772750> .
<http://webisa.webdatacommons.org/prov/295129319>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/224772750> .