Kwango River
... that diamond prospecting permits have been awarded covering an area of 2,150 km2 (830 sq mi) between Temboc and Kasonga Lunda over the Kwango River stretch of about 185 km (115 mi) in Angola?
... that <a href="./Diamond" id="mwFoE" rel="mw:WikiLink" title="Diamond">diamond</a> prospecting permits have been awarded covering an area of <span about="#mwt82" data-mw='{"parts":[{"template":{"target":{"wt":"convert","href":"./Template:Convert"},"params":{"1":{"wt":"2150"},"2":{"wt":"sqkm"},"abbr":{"wt":"on"}},"i":0}}]}' id="mwFoI" typeof="mw:Transclusion">2,150</span><span about="#mwt82" typeof="mw:Entity"> </span><span about="#mwt82">km</span><sup about="#mwt82">2</sup><span about="#mwt82"> (830</span><span about="#mwt82" typeof="mw:Entity"> </span><span about="#mwt82">sq</span><span about="#mwt82" typeof="mw:Entity"> </span><span about="#mwt82">mi)</span> between Temboc and Kasonga Lunda over the <b id="mwFoM"><a href="./Kwango_River" id="mwFoQ" rel="mw:WikiLink" title="Kwango River">Kwango River</a></b> <i id="mwFoU">(pictured)</i> stretch of about <span about="#mwt83" data-mw='{"parts":[{"template":{"target":{"wt":"convert","href":"./Template:Convert"},"params":{"1":{"wt":"185"},"2":{"wt":"km"},"abbr":{"wt":"on"}},"i":0}}]}' id="mwFoY" typeof="mw:Transclusion">185</span><span about="#mwt83" typeof="mw:Entity"> </span><span about="#mwt83">km (115</span><span about="#mwt83" typeof="mw:Entity"> </span><span about="#mwt83">mi)</span> in <a href="./Angola" id="mwFoc" rel="mw:WikiLink" title="Angola">Angola</a>?