About: http://webisa.webdatacommons.org/401901509

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	The productive lives of these fields have been extended by techniques such as in-fill drilling and water injection.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com