<http://webisa.webdatacommons.org/46101410>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/320633972>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/46101410> .
<http://webisa.webdatacommons.org/46101410>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<nasa.gov> .
<http://webisa.webdatacommons.org/46101410>	<http://www.w3.org/ns/prov#value>	"parameters such as spacing, intensity, and direction of source propagation." .