About: http://webisa.webdatacommons.org/91039338

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	Actually, this is not limited to the separator, as long as it is some widget that accepts a click event, such as the separator, the cycling icon(pen, eraser, pan, etc), any status icon, taskbar label, or taskbar blank space.
http://www.w3.org/ns/prov#wasQuotedFrom	mobileread.com