Osage River
The Osage River is a tributary of the Missouri River in central Missouri in the United States . 
<triplet> Osage River <subj> Missouri River <obj> mouth of the watercourse <subj> Missouri <obj> located in the administrative territorial entity <triplet> Missouri River <subj> Osage River <obj> tributary <subj> United States <obj> country <triplet> Missouri <subj> United States <obj> country <triplet> United States <subj> Missouri <obj> contains administrative territorial entity