<http://webisa.webdatacommons.org/prov/161225230>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/130528172> .
<http://webisa.webdatacommons.org/130528172>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/130528172>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<nationalgeographic.com> .
<http://webisa.webdatacommons.org/130528172>	<http://www.w3.org/ns/prov#value>	"Pioneer and Pathfinder have the same stories, photos and other visuals, but are written for different grade levels, making them perfect for differentiated instruction at the elementary level." .