Węgrów
Situated in the Masovian Voivodeship ( since 1999 ) , it is the capital of Węgrów County . 
<triplet> Masovian Voivodeship <subj> 1999 <obj> inception <subj> Węgrów County <obj> contains administrative territorial entity <triplet> Węgrów County <subj> Masovian Voivodeship <obj> located in the administrative territorial entity