About: http://webisa.webdatacommons.org/128762314

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	erse circumferential, direction, or diameter of the drill string or other apparatus being described.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com