<http://webisa.webdatacommons.org/prov/505352884>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/272796343> .
<http://webisa.webdatacommons.org/272796343>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<nasa.gov> .
<http://webisa.webdatacommons.org/272796343>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/272796343>	<http://www.w3.org/ns/prov#value>	"The PowerPoint and other files and links for the January 20, 2011 Telecon GLOBE at Night: Light Pollution with Connie Walker of NOAO, can be found here." .