<http://webisa.webdatacommons.org/17138371>	<http://www.w3.org/ns/prov#value>	"Situated on an island in the Niger River delta, Djenne became the natural hub for traders who shuttled their goods such as salt, gold and slaves in and out of Timbuktu." .
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<http://webisa.webdatacommons.org/prov/88730580>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/17138371> .
<http://webisa.webdatacommons.org/17138371>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<amusingplanet.com> .