About: http://webisa.webdatacommons.org/181450328

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	Proved reserve estimates are therefore subject to future revisions (either upward or downward) based on new information which becomes available, such as from development
http://www.w3.org/ns/prov#wasQuotedFrom	sec.gov