About: http://webisa.webdatacommons.org/121939225

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	rectangles (path elements) to hide all underlying page content except annotations.
http://www.w3.org/ns/prov#wasQuotedFrom	evermap.com