<http://webisa.webdatacommons.org/386285443>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/386285443>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/472462912>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/386285443> .
<http://webisa.webdatacommons.org/386285443>	<http://www.w3.org/ns/prov#value>	"d eyes by dividing the distance, such as about ???100 ??m from the grinding line R1 in the middle of the error margin region D1, into a constant scale." .