<http://webisa.webdatacommons.org/prov/319189991>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/30573088> .
<http://webisa.webdatacommons.org/30573088>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/286873014>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/30573088> .
<http://webisa.webdatacommons.org/30573088>	<http://www.w3.org/ns/prov#value>	"For example, if tilt is a parameter to be controlled, four posts, one at each corner of the actuator may be provided." .
<http://webisa.webdatacommons.org/30573088>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.ca> .