About: http://webisa.webdatacommons.org/285101009

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	I do not know if the results would be the same with files other than mplayer, but certainly using -9 is almost as good as -best in terms of compression - 43.5% vs. 43.2%, respectively.
http://www.w3.org/ns/prov#wasQuotedFrom	sourceforge.net