About: http://webisa.webdatacommons.org/53286533

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	Four levels including level 1, level 2, level 3 or level 4 or less can be designated as a level of the figure in the most foreground covering each area.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com