<http://webisa.webdatacommons.org/prov/203132729>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/359993931> .
<http://webisa.webdatacommons.org/359993931>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<laesieworks.com> .
<http://webisa.webdatacommons.org/359993931>	<http://www.w3.org/ns/prov#value>	"He also proposed that waves of electromagnetic energy could travel through space at the speed of light, and that light is a form of electromagnetic radiation." .
<http://webisa.webdatacommons.org/359993931>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .