<http://webisa.webdatacommons.org/prov/209691350>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/439626321> .
<http://webisa.webdatacommons.org/439626321>	<http://www.w3.org/ns/prov#value>	"However, technically, the PowerPoint you upload to these sites is not in PPT format anymore, indeed they have automatically convert PowerPoint to MP4, FLV or other video formats." .
<http://webisa.webdatacommons.org/prov/212062839>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/439626321> .
<http://webisa.webdatacommons.org/439626321>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<anddev.org> .
<http://webisa.webdatacommons.org/439626321>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .