<http://webisa.webdatacommons.org/21038205>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/prov/281379518>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/21038205> .
<http://webisa.webdatacommons.org/prov/509575559>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/21038205> .
<http://webisa.webdatacommons.org/21038205>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/21038205>	<http://www.w3.org/ns/prov#value>	"The passed ions are then further separated based on polarity, wherein, for example, mercaptans can be distinguished from a gas such as air or methane." .