<http://webisa.webdatacommons.org/prov/483259819>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/270017724> .
<http://webisa.webdatacommons.org/270017724>	<http://www.w3.org/ns/prov#value>	"In this case, additional etching, drilling or other methods may be used to control the depth of the air gap." .
<http://webisa.webdatacommons.org/270017724>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/270017724>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .