<http://webisa.webdatacommons.org/prov/285911937>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/403524387> .
<http://webisa.webdatacommons.org/403524387>	<http://www.w3.org/ns/prov#value>	"Some substances, such as wood or glass, appeared to resist the passage of electricity, while others conducted currents easily." .
<http://webisa.webdatacommons.org/prov/335672367>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/403524387> .
<http://webisa.webdatacommons.org/403524387>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/403524387>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<pbs.org> .