Pirin National Park
Two nature reserves are located within the boundaries of Pirin National Park , Bayuvi Dupki–Dzhindzhiritsa and Yulen . 
<triplet> Bayuvi Dupki–Dzhindzhiritsa <subj> nature reserve <obj> instance of <triplet> Yulen <subj> nature reserve <obj> instance of <subj> Pirin National Park <obj> located in protected area