Warmenau
Warmenau is a river of North Rhine-Westphalia and of Lower Saxony , Germany . 
<triplet> Warmenau <subj> North Rhine-Westphalia <obj> located in the administrative territorial entity <subj> Germany <obj> country <triplet> North Rhine-Westphalia <subj> Lower Saxony <obj> shares border with <subj> Germany <obj> country <triplet> Lower Saxony <subj> North Rhine-Westphalia <obj> shares border with <subj> Germany <obj> country <triplet> Germany <subj> North Rhine-Westphalia <obj> contains administrative territorial entity <subj> Lower Saxony <obj> contains administrative territorial entity