About: http://webisa.webdatacommons.org/153868845

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	Grading, transitioning from one elevation to another, is an art and science.
http://www.w3.org/ns/prov#wasQuotedFrom	igin.com