About: http://webisa.webdatacommons.org/185239270

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	fist-sized pieces of coke, rock, ceramic balls, limestone, or other materials.
http://www.w3.org/ns/prov#wasQuotedFrom	vccs.edu