About: http://webisa.webdatacommons.org/230817223

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	The cases where the missing area is a rectangular area as shown in FIG. 8 or an L-shaped area as shown in FIG. 9 b are particular cases of the situation depicted in FIG. 13 a.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com