About: http://webisa.webdatacommons.org/402409506

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 the former, tools including the boring or drilling bit or tool and such adjuncts as may be desired or required, is vertically reciprocated, thus cutting,-chipping or drilling away the formations encountered.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es