<http://webisa.webdatacommons.org/158189886>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/158189886>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/339540098>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/158189886> .
<http://webisa.webdatacommons.org/158189886>	<http://www.w3.org/ns/prov#value>	"In the case where the data represent a power measurement power is thus conserved, and it is still possible to calculate parameters such as the power within a given frequency band." .