About: http://webisa.webdatacommons.org/376024862

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 grid can be exactly rectangular (as in 21 a, FIG. 2) or can be deformed (as in 21 b, FIG. 2) or of a different arrangement, such as in FIG. 3.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com