About: http://webisa.webdatacommons.org/451156044

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	In this example, the downhole tool 10 a is a drilling tool including a drill string 29 and a drill bit 30.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es