About: http://webisa.webdatacommons.org/331282045

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	Numerous methods are known for effecting the conversion of solid carbonaceous materials such as raw particulate coal into useful intermediate products.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com