Hirpini
The mountain basin formed by the three tributaries of the "Vulturnus" ( modern Volturno ) —the "Tamarus" ( modern Tammaro ) , "Calor" ( modern Calore ) , and "Sabatus" ( modern Sabato ) , which , with their valleys , unite near Beneventum , surrounded on all sides by lofty and rugged ranges of mountains—is the center and heart of their territory . 
<triplet> Beneventum <subj> Calore <obj> located in or next to body of water