Süderelbe
The Süderelbe ( Southern Elbe ) is the biggest anabranch of the Unterelbe river in the area which is now the Port of Hamburg , Germany . 
<triplet> Unterelbe <subj> Germany <obj> country <triplet> Port of Hamburg <subj> Unterelbe <obj> located in or next to body of water <subj> Germany <obj> country