<http://webisa.webdatacommons.org/prov/418007491>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/324091979> .
<http://webisa.webdatacommons.org/324091979>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/111863661>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/324091979> .
<http://webisa.webdatacommons.org/324091979>	<http://www.w3.org/ns/prov#value>	"Obstructions such as sign posts, utility poles, tree branches, etc., will prevent valid speed measurement." .
<http://webisa.webdatacommons.org/prov/453190922>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/324091979> .
<http://webisa.webdatacommons.org/324091979>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<ps2netdrivers.net> .