<http://webisa.webdatacommons.org/prov/169901572>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/143273434> .
<http://webisa.webdatacommons.org/prov/166951658>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/143273434> .
<http://webisa.webdatacommons.org/143273434>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/143273434>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/143273434>	<http://www.w3.org/ns/prov#value>	"Another advantage of a graded attenuation profile for pet avoidance results from the fact that the main infra-red emission from a human comes from the upper part of his body, such as the face and hands." .