About: http://webisa.webdatacommons.org/437854577

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	At least, for the monuments of Gettysburg, there is a very good map available at the park service store.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com