<http://webisa.webdatacommons.org/prov/52947283>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/162428840> .
<http://webisa.webdatacommons.org/162428840>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<docstoc.com> .
<http://webisa.webdatacommons.org/162428840>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/162428840>	<http://www.w3.org/ns/prov#value>	"Deforestation, one of the factors that lead to soil erosion, siltation and ultimately land" .