About: http://webisa.webdatacommons.org/359518635

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	Ok, so it is not a dual-pane setup, but has some unique features that outweigh that aspect, such as the Catalog.It has been listed on Gizmo (Ian) Richards Tech Support Alert as one of the best utilities.
http://www.w3.org/ns/prov#wasQuotedFrom	xyplorer.com