greatest relative disparity of per capita wealth between two neighbouring countries
... that the greatest relative disparity of per capita wealth between two neighbouring countries is between Botswana and Zimbabwe?
... that the <b id="mwC-c"><a href="./List_of_bordering_countries_with_greatest_relative_differences_in_GDP_(PPP)_per_capita" id="mwC-g" rel="mw:WikiLink" title="List of bordering countries with greatest relative differences in GDP (PPP) per capita">greatest relative disparity of per capita wealth between two neighbouring countries</a></b> is between <a href="./Botswana" id="mwC-k" rel="mw:WikiLink" title="Botswana">Botswana</a> and <a href="./Zimbabwe" id="mwC-o" rel="mw:WikiLink" title="Zimbabwe">Zimbabwe</a>?