<http://webisa.webdatacommons.org/145346490>	<http://www.w3.org/ns/prov#value>	"Relational databases are perfect for keeping track of all kinds of information, including song preferences such as volume level, popularity, etc." .
<http://webisa.webdatacommons.org/145346490>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/206576115>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/145346490> .
<http://webisa.webdatacommons.org/145346490>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<mp3car.com> .