About: http://webisa.webdatacommons.org/169953568

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	After looking around for a while, I could not find any suitable free software solution to this problem. (I was especially disappointed that sox does not have the ability to extract a piece of a file.).
http://www.w3.org/ns/prov#wasQuotedFrom	upenn.edu