<http://webisa.webdatacommons.org/prov/236391463>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/146489745> .
<http://webisa.webdatacommons.org/146489745>	<http://www.w3.org/ns/prov#value>	"However, soles incorporating gels or gases such as air are costly to manufacture and relatively unpredictable in their functional characteristics." .
<http://webisa.webdatacommons.org/prov/281379518>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/146489745> .
<http://webisa.webdatacommons.org/146489745>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.co.uk> .
<http://webisa.webdatacommons.org/146489745>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .