About: http://webisa.webdatacommons.org/168726807

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	Since the sketcher is the power house activity, i suggest the UI for this is really worked on to make it smooth and easy on the eyes and mouse hand.
http://www.w3.org/ns/prov#wasQuotedFrom	zwsoft.com