About: http://webisa.webdatacommons.org/142898181

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	Planar graphs and networks are two specialized types of graphs, and a two-dimensional manifold is an even more specific type of planar graph.
http://www.w3.org/ns/prov#wasQuotedFrom	usgs.gov