Hemmed-In-Hollow Falls
Hemmed-In-Hollow Falls is a single-drop waterfall located within the Ponca Wilderness Area of the Buffalo National River in northern Arkansas . 
<triplet> Hemmed-In-Hollow Falls <subj> waterfall <obj> instance of <subj> Buffalo National River <obj> located in protected area <subj> Arkansas <obj> located in the administrative territorial entity <triplet> Buffalo National River <subj> Arkansas <obj> located in the administrative territorial entity