Arena Națională
Arena Națională is a retractable roof football stadium in Bucharest , Romania , which opened in 2011 , on the site of the original Stadionul Național , which was demolished from 2007 to 2008 . 
<triplet> Arena Națională <subj> football <obj> sport <subj> Bucharest <obj> located in the administrative territorial entity <subj> Romania <obj> country <subj> 2011 <obj> inception <triplet> Bucharest <subj> Romania <obj> located in the administrative territorial entity <triplet> Romania <subj> Bucharest <obj> contains administrative territorial entity <triplet> Stadionul Național <subj> football <obj> sport <subj> Bucharest <obj> located in the administrative territorial entity <subj> Romania <obj> country