<http://webisa.webdatacommons.org/15516914>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<science.gov> .
<http://webisa.webdatacommons.org/15516914>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/15516914>	<http://www.w3.org/ns/prov#value>	"They are devices that are used for detecting whether an object is charged or uncharged." .
<http://webisa.webdatacommons.org/prov/391981790>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/15516914> .