About: http://webisa.webdatacommons.org/353983243

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	To build on that and eventually arrive at a system of weights, wheels, pulleys and other mechanics took many more years.
http://www.w3.org/ns/prov#wasQuotedFrom	cnn.com