About: http://webisa.webdatacommons.org/142664339

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	It supports downloading YouTube videos in various formats such as 3GP, Mp4, FLV etc.You can install Keep Tube Firefox Extension and download videos directly from YouTube and other websites supported by Keep Tube.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com