<http://webisa.webdatacommons.org/215166424>	<http://www.w3.org/ns/prov#value>	"The particles are mainly protons and electrons, which are trapped within the belts by the earth's magnetic field." .
<http://webisa.webdatacommons.org/prov/60063242>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/215166424> .
<http://webisa.webdatacommons.org/215166424>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/215166424>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<howstuffworks.com> .
<http://webisa.webdatacommons.org/prov/102770291>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/215166424> .