<http://webisa.webdatacommons.org/prov/50103623>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/357491271> .
<http://webisa.webdatacommons.org/357491271>	<http://www.w3.org/ns/prov#value>	"For example, plastic, aluminum or other similar material can be used to provide a device weighing not more than ten pounds, yet of sufficient strength to provide support for decompressing the vertebrae." .
<http://webisa.webdatacommons.org/prov/62320267>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/357491271> .
<http://webisa.webdatacommons.org/357491271>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/357491271>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .