About: http://webisa.webdatacommons.org/59618775

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	These types of materials such as sand and gravel are said to be permeable. 4 The water continues down through the layers until it finds a layer of rock that is impermeable.
http://www.w3.org/ns/prov#wasQuotedFrom	edhelper.com