<http://webisa.webdatacommons.org/421283204>	<http://www.w3.org/ns/prov#value>	"In operation, micro controller unit 62 of alert receiver 2 is programmed to detect alert tone 164 issued by an agency, such as the National Weather Service, or by another emergency agency such as the police, fire, rescue or ambulance services." .
<http://webisa.webdatacommons.org/prov/267689941>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/421283204> .
<http://webisa.webdatacommons.org/421283204>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/421283204>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.es> .