About: http://webisa.webdatacommons.org/193481707

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	They can be created and managed in a variety of media, including hard copy, electronic and video.
http://www.w3.org/ns/prov#wasQuotedFrom	drillingcontractor.org