<http://webisa.webdatacommons.org/prov/410281029>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/443490223> .
<http://webisa.webdatacommons.org/443490223>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<wordpress.com> .
<http://webisa.webdatacommons.org/443490223>	<http://www.w3.org/ns/prov#value>	"Thales believed that friction rendered the amber rod magnetic in contrast to materials such as Magnetite which needed no rubbing." .
<http://webisa.webdatacommons.org/443490223>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .