About: http://webisa.webdatacommons.org/277026868

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	This member is used only if the AVICOMPRESSF_KEYFRAMES flag is set; otherwise every video frame is a key frame.
http://www.w3.org/ns/prov#wasQuotedFrom	microsoft.com