About: http://webisa.webdatacommons.org/324753205

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	However, everywhere in the world except in China, they are difficult to mine.
http://www.w3.org/ns/prov#wasQuotedFrom	thewire.com