About: http://webisa.webdatacommons.org/175459805

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	FIG. 2A is a block diagram illustrating a system 200 according to the invention for enabling multiple users to simultaneously access and change the contents of a database in a flexible manner.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com