Büllingen Airfield
Büllingen Airfield in Büllingen , is a ULM-only airfield located in Liège , Wallonia , Belgium . 
<triplet> Büllingen Airfield <subj> Büllingen <obj> place served by transport hub <subj> Belgium <obj> country <triplet> Büllingen <subj> Liège <obj> located in the administrative territorial entity <subj> Belgium <obj> country <triplet> Liège <subj> Wallonia <obj> located in the administrative territorial entity <subj> Belgium <obj> country <triplet> Wallonia <subj> Liège <obj> contains administrative territorial entity <subj> Belgium <obj> country <triplet> Belgium <subj> Wallonia <obj> contains administrative territorial entity