<http://webisa.webdatacommons.org/prov/135013691>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/83009357> .
<http://webisa.webdatacommons.org/83009357>	<http://www.w3.org/ns/prov#value>	"Such earphones are also sometimes used in communication systems such as telephone and radio communication systems." .
<http://webisa.webdatacommons.org/83009357>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/83009357>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .