<http://webisa.webdatacommons.org/201962596>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<stackoverflow.com> .
<http://webisa.webdatacommons.org/prov/170780515>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/201962596> .
<http://webisa.webdatacommons.org/201962596>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/201962596>	<http://www.w3.org/ns/prov#value>	"Also, using different policies is a nice idea as it keeps the cleaning rules outside of the code making it easier to maintain." .