<http://webisa.webdatacommons.org/prov/393391198>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/2619621> .
<http://webisa.webdatacommons.org/2619621>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/2619621>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<technovia.co.uk> .
<http://webisa.webdatacommons.org/2619621>	<http://www.w3.org/ns/prov#value>	"AZW, used by Amazon, is a closed, proprietary format used by a single vendor." .