what is the location city of the regional leishmaniasis control center which is also place of birth of the mansur ahmad saad al-dayfi ?
SELECT DISTINCT var_uri where brack_open dbr_Regional_Leishmaniasis_Control_Center dbo_locationCity var_uri sep_dot dbr_Mansur_Ahmad_Saad_al-Dayfi dbo_birthPlace var_uri brack_close