About: http://webisa.webdatacommons.org/253578882

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	As in many of our other mapping projects, the urls change dynamically depending on location and other factors, and the data conforms, more or less, to the Tile Map Service specification.
http://www.w3.org/ns/prov#wasQuotedFrom	stamen.com