<http://webisa.webdatacommons.org/157070951>	<http://www.w3.org/ns/prov#value>	"Exemplary materials include polymers such as polyurethane and polyetheretherketone (PEEK???), and metals such as stainless steel and Nitinol." .
<http://webisa.webdatacommons.org/prov/229954797>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/157070951> .
<http://webisa.webdatacommons.org/157070951>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/110023711>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/157070951> .
<http://webisa.webdatacommons.org/157070951>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/prov/11740520>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/157070951> .