<http://webisa.webdatacommons.org/406377460>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/294125824>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/406377460> .
<http://webisa.webdatacommons.org/406377460>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/prov/62287981>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/406377460> .
<http://webisa.webdatacommons.org/406377460>	<http://www.w3.org/ns/prov#value>	"Typically, most of the rigid elements will be made of metal commonly used in the pigging industry, e.g. aluminum or steel." .