<http://webisa.webdatacommons.org/prov/393507138>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/176392732> .
<http://webisa.webdatacommons.org/176392732>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/176392732>	<http://www.w3.org/ns/prov#value>	"GPS Topo USA includes detailed street maps and seamless 7.5 minute topographic maps of the entire United States, including Alaska and Hawaii." .
<http://webisa.webdatacommons.org/prov/390636500>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/176392732> .
<http://webisa.webdatacommons.org/176392732>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<macmegasite.com> .