About: http://webisa.webdatacommons.org/145633680

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	coal, lead-ore, and calamine, with limestone, freestone, and various other kinds of stone.
http://www.w3.org/ns/prov#wasQuotedFrom	british-history.ac.uk