About: http://webisa.webdatacommons.org/309546736

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 belt 10 carries the mortar toward the plows at a velocity, relative to the speed and frequency of oscillation of the plows, such that there is a constant head of mortar confronting the faces of the plows.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com