Niederelbe
Lower Elbe ) is a long section of the river Elbe , from western Hamburg downstream to its mouth into the North Sea near Cuxhaven . 
<triplet> Elbe <subj> North Sea <obj> mouth of the watercourse <triplet> Hamburg <subj> Elbe <obj> located in or next to body of water <subj> North Sea <obj> located in or next to body of water <triplet> North Sea <subj> Elbe <obj> tributary <triplet> Cuxhaven <subj> Elbe <obj> located in or next to body of water