About: http://webisa.webdatacommons.org/188509880

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	For an explanation here is a link to a post where my son did this same project 6 years ago:Making a contour map.
http://www.w3.org/ns/prov#wasQuotedFrom	homeschooljournal.net