<http://webisa.webdatacommons.org/prov/468302804>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/25349861> .
<http://webisa.webdatacommons.org/25349861>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<eku.edu> .
<http://webisa.webdatacommons.org/25349861>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/25349861>	<http://www.w3.org/ns/prov#value>	"Also historical events such as war and drought drove migration to and from various regions." .