Rusumo Falls
Rusumo Falls is a waterfall located on the Kagera river on the border between Rwanda and Tanzania , part of the most distant headwaters of the river Nile . 
<triplet> Rusumo Falls <subj> waterfall <obj> instance of <subj> Kagera river <obj> part of <triplet> Rwanda <subj> Tanzania <obj> shares border with <triplet> Tanzania <subj> Rwanda <obj> shares border with <triplet> Nile <subj> Tanzania <obj> basin country