<http://webisa.webdatacommons.org/prov/490843292>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/87785851> .
<http://webisa.webdatacommons.org/87785851>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/87785851>	<http://www.w3.org/ns/prov#value>	"Mankind has recently become aware of what they called a magnetic river just outside the solar system, which we have explained is a part of a very large magnetic field, a flow line of this field, which the solar system is within." .
<http://webisa.webdatacommons.org/87785851>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<zetatalk.com> .