About: http://webisa.webdatacommons.org/369490981

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	Also, there is a continuing problem of moving heavy viscous oil to the producing wells.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com