Otrøelva
The Otrøelva river is a small river in Innlandet , Norway , that originates from headwaters in the Fillefjell mountains to Lake Vangsmjøsa . 
<triplet> Innlandet <subj> Norway <obj> country <triplet> Norway <subj> Innlandet <obj> contains administrative territorial entity <triplet> Fillefjell <subj> Norway <obj> country <triplet> Lake Vangsmjøsa <subj> Norway <obj> country