Rumpler 6B
The Rumpler 6B was a German single-engine floatplane fighter with a biplane wing structure , designed and built by Rumpler Flugzeugwerke , in Berlin Johannisthal and introduced in 1916 . 
<triplet> Rumpler 6B <subj> Rumpler Flugzeugwerke <obj> manufacturer <triplet> Rumpler Flugzeugwerke <subj> German <obj> country