About: http://webisa.webdatacommons.org/80080415

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	Cement is a very fine powder made of limestone and other minerals, which absorbs water and acts as a binder to hold the concrete together.
http://www.w3.org/ns/prov#wasQuotedFrom	wisegeek.com