About: http://webisa.webdatacommons.org/183446988

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	For example, for sedimentary ore, the material is scalped and the fine cut sent to sizing equipment, such as vibrating screens, to produce a coarse product (pebble) and a finer sand-concentrate rock mixture.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com