<http://webisa.webdatacommons.org/prov/281611034>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/414291988> .
<http://webisa.webdatacommons.org/414291988>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/414291988>	<http://www.w3.org/ns/prov#value>	"It is known for the purpose of measuring the NOx concentration in a measuring gas, for example the exhaust gas of an internal combustion engine, to use a sensor such as is described, for example, in the publication DE 199 07 947 A1." .
<http://webisa.webdatacommons.org/414291988>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .