<http://webisa.webdatacommons.org/prov/420182264>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/147674218> .
<http://webisa.webdatacommons.org/147674218>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/147674218>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.co.uk> .
<http://webisa.webdatacommons.org/147674218>	<http://www.w3.org/ns/prov#value>	"These commands, for example, can optimize the step length along the tool paths, the scallop height, and other parameters." .