<http://webisa.webdatacommons.org/prov/338776043>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/152663460> .
<http://webisa.webdatacommons.org/152663460>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/152663460>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/152663460>	<http://www.w3.org/ns/prov#value>	"In some configurations, chamber 33 may incorporate a valve or other structure that permits the individual to adjust the pressure of the fluid." .