<http://webisa.webdatacommons.org/prov/469112338>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/202606321> .
<http://webisa.webdatacommons.org/202606321>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/202606321>	<http://www.w3.org/ns/prov#value>	"Grippers may be designed to be powered by fluid, such as drilling mud in an open tractor system or hydraulic fluid in a closed tractor system." .
<http://webisa.webdatacommons.org/202606321>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.fr> .