About: http://webisa.webdatacommons.org/212162197

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	I have found this out in areas such as S.Wales where very little pit sand/soft sand is used (it is all dredged).
http://www.w3.org/ns/prov#wasQuotedFrom	diynot.com