<http://webisa.webdatacommons.org/prov/2504215>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/68299279> .
<http://webisa.webdatacommons.org/68299279>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<sourcefiles.org> .
<http://webisa.webdatacommons.org/68299279>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/68299279>	<http://www.w3.org/ns/prov#value>	"This can be done with a program such as XMixer or OSS Mixer and care should" .