About: http://webisa.webdatacommons.org/113647330

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	The recipe for concrete sounds simple: just mix cement, water, sand, and aggregates such as gravel or crushed stone.
http://www.w3.org/ns/prov#wasQuotedFrom	keelynet.com