<http://webisa.webdatacommons.org/prov/227686117>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/311851113> .
<http://webisa.webdatacommons.org/311851113>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/311851113>	<http://www.w3.org/ns/prov#value>	"Satellite images are widely available because of private companies like Digital Globe and Geoeye who have launched their own satellites and through services such as Google Earth and Google Maps." .
<http://webisa.webdatacommons.org/311851113>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<webpronews.com> .
<http://webisa.webdatacommons.org/prov/6159925>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/311851113> .