About: http://webisa.webdatacommons.org/308513146

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	Energy in various types of coal, megajoules per kilogram (MJ/kg)
http://www.w3.org/ns/prov#wasQuotedFrom	democraticunderground.com