About: http://webisa.webdatacommons.org/52424117

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	The tool of claim 1, wherein the predetermined level is a level at which the external force is insufficient to move the tool past an obstacle in the soil.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca