About: http://webisa.webdatacommons.org/315784581

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	Add to that you have about 3 different codecs, a number of browsers which choose not to support plugins such as Flash or Java.
http://www.w3.org/ns/prov#wasQuotedFrom	loper-os.org