About: http://webisa.webdatacommons.org/385677959

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	What I can tell you is that on your Sansa clip, FLAC files kill battery life the most, OGG files are noticeably better, and mp3s are the best by nearly twice as much.
http://www.w3.org/ns/prov#wasQuotedFrom	head-fi.org